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high speed, low dropout, 1% high output accuracy cmos voltage regulator with on/off circuit v rh series rev. e13-0 1 ana log semi conductor ic anasem .......... future of the analog world anasem ? ? ? ? ( important: please check the last page for genuine product lab eling) website: www.anasemi.com tel: +852-3590-8442 email: sales@anasemi.com
anasem 1 rev. e13-01 products data sheet analog semiconductor ic anasem .......... future of the analog world www.anasemi.com sales@anasemi.com high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator vrh series general descriptions the vrh series are positive voltage regulators with high speed, low voltage dropout and high accuracy output achieved by low cu rrent consumption. the output voltage is guaranteed within 1% within the given temperature range by vref controlling the temperature characteristic. it corresponds to the low esr capacitor as an output stabilization capacitor. the charged esr capacitor can be discharged with an internal switch by making the en=v ss , as a result the v out quickly returns to the v ss level. to make the current capacity of the output transistor not exceeded, the over-current protection circuit is built in. features output voltage range operating voltage range high accuracy output voltage maximum output current dropout voltage low current consumption high ripple rejection low esr capacitor operating temperature range built-in over-current protector c l high-speed auto-discharge built-in on/off circuit small package applications battery powered devices cellular phone digital / video cameras halogen rohs compliance portable games handheld instruments 0.9v~5.0v (selectable with a step of 0.05v) 1.6v~6.0v 1% (v out =1.95v ~ 5.0v) / 20mv (v out =0.9v ~ 1.9v) 250ma typ. 90mv (output=3.0v, i out =100ma) typ. 25a typ. 75db at 1khz 1.0 f ceramic capacitor C40c ~ +85c limit current : 300ma sot-25 (2.92.81.1mm), llp-4 (1.21.60.6mm), sdfn-4 (1.01.00.4mm),
anasem 2 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com products numbering guide pin configuration / marking specification (sot-25) vrh 090 ~ 500 : selectable with a step of 0.05v in the range of 0.9v ~ 5.0v e.g.) 090 : 0.90v, 285 : 2.85v output voltage accuracy rate 1 : 1% 2 : 20mv discharge function t : sot-25 l : llp-4 v : sdfn-4 package form l : v out =0.9v~1.9v n : v out =1.95v~5.0v function specification x : auto discharge pin configuration no. symbol descriptions 1 v in voltage input 2 v ss power ground 3 en chip enable 4 nc non connection (open) 5 v out output nc vout vin vss en (top view) 1 2 3 4 5 a b c d e f f f f marking specification code mark contents a h products series name bcd 090~500 output voltage e x discharge function f internal rule lot number
anasem 3 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com pin configuration / marking specification (llp-4) pin configuration / marking specification (sdfn-4) pin configuration no. symbol descriptions 1 v out output 2 v ss power ground 3 en chip enable 4 v in voltage input 5 v ss power ground marking specification code mark contents a h products series name b x discharge function cde 090~500 output voltage f internal rule lot number vin vss en vout (top view) vss 1 2 3 4 5 f f f c d e a b marking specification code mark contents ab 09~50 output voltage cd internal rule lot number pin configuration no. symbol descriptions 1 v out output 2 v ss power ground 3 en chip enable 4 v in voltage input 5 v ss power ground vin en (top view) 1 2 3 4 a b c d vss 5
anasem 4 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com block diagram absolute maximum ratings note : 1) power dissipation depends on conditions of mounting on boards. pcb dimension is 50mm50mm1.6mm. typical application circuits items symbol ratings unit input voltage range v in C0.3 ~ +7.0 v output current i out 500 ma output voltage range v out v ss C0.3 ~ v in +0.3 v power dissipation 1) sot-25 p d 600 mw llp-4 p d 1000 mw sdfn-4 p d 550 mw operating temperature range t opr C40 ~ +85 c storage temperature range t stg C55 ~ +125 c v in vss + _ v out voltage reference over-current protector e n c l = 1 f en v out v in v ss c in = 1 f
anasem 5 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com electrical characteristics items symbol conditions min. typ. max. unit test circuit output voltage v out v out +1.0v Q v in Q 6.0v i out =30ma ta=C40c ~ +85c v out R 1.95v v out 0.99 v out v out 1.01 v 1 v out Q 1.90v C20 - +20 mv output current i out v in R v out +1.0v 1.2v Q v out Q 1.65v - 250 - ma 1 1.7v Q v out Q 2.25v - 250 - ma 2.3v Q v out Q 2.85v - 250 - ma 2.9v Q v out Q 3.45v - 250 - ma 3.5v Q v out Q 4.05v - 250 - ma 4.0v Q v out Q 5.00v - 250 - ma dropout voltage v drop i out =100ma 1.2v Q v out Q 1.65v - 210 340 mv 1 1.7v Q v out Q 2.25v - 130 205 mv 2.3v Q v out Q 2.85v - 100 150 mv 2.9v Q v out Q 3.45v - 90 137 mv 3.5v Q v out Q 4.05v - 85 125 mv 4.1v Q v out Q 5.00v - 80 115 mv (ta=25c unless otherwise specified)
anasem 6 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com electrical characteristics (continued) items symbol conditions min. typ. max. unit test circuit current consumption i dd v in =v out +1.0v, v out =open, i out =0ma - 25 40 a 2 standby current i stb en=v ss - 0.01 0.1 a 2 input voltage v in 1.6 - 6.0 v 1 load regulation ? v out v in =v out +1.0v, i out =0.1ma ~ 100ma - 10 40 mv 1 line regulation ? v out / ? v in ?v out v out +1.0v Q v in Q 6.0v, i out =30ma - 0.01 0.1 %/v 1 ripple rejection rr v in =v out +1.0v, f=1khz, ? v rip =0.5v p - p , i out =30ma - 75 - db 3 limit current i limit en=v in 300 - - ma 1 short circuit current i short v in =v out +1.0v, v out =0v - 40 - ma 1 output voltage temperature coefficient ? v out / ? ta?v out v en =v in , i out =300ma ta=C40c ~ +85c 20 ppm /c 1 en high level voltage v enh 1.2 - 6.0 v 4 en low level voltage v enl - - 0.3 v 4 en high level current i enh v en = v in =5v 0.25 - 5.0 a 4 en low level current i enl v en = v ss C0.1 - 0.1 a 4 c l auto-discharge resistance r dis v in =6.0v, v out =4.0v, v en = v ss - 160 - ? 1 (ta=25c unless otherwise specified)
anasem 7 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com test circuits circuit (1) - output voltage, output current, dropout voltage, in put voltage, load regulation, line regulation, limit current, short circuit curre nt, output voltage temperature coefficient, c l auto-discharge resistance v in v ss v out en v in c in a c l v i out circuit (2) - current consumption, standby current v in v ss v out en v in c in c l a circuit (3) - ripple rejection v in v ss v out en c l v i out v circuit (4) - en high level voltage, en low level voltage, en hig h level current, en low level current v in v ss v out en v in c in c l a
anasem 8 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com description of operation general operation in reference to following block diagram of the vrh series ; by the error amplifier, the reference voltage (v ref ) is compared with v feedback which is divided by feedback resistors r 1 and r 2 . it supplies the output transistor (see note *1) t o keep a stabilized output voltage against with any fluctuation of input volta ge by negative feedback system. note *1) en terminal (shutdown function) & c l auto-discharge the vrh series can be shutdown through en terminal. the p-channel mosfet is turned off and operation of all internal circuits stops to reduce the current consumption when the signal of en terminal is set to the shutdown level. in shutdown mode, the vrh series enables the electric charge at the c l to be discharged via the auto-discharge resistance (r dis ; 160 ? ), and the v out terminal can be rapidly returned to the v ss level as a result. output capacitor (c l ) for phase compensation, an output capacitor (c l ) is required to connected between v out terminal and v ss terminal as close as possible. a ceramic capacitor with capacitance value of at least 1.0f is recommended. of course, the suitable capacitance va lue should be different by the condition of each application. in addition, an input capacitor (c in ) with capacitance value of at least 1.0f is also recommended between v in terminal and v ss terminal for stable input power. over current protection and short circuit protectio n built-in over current protection circuit performs c ircuit protection from over current as a current li miter. when the load current reaches the limit level, the output voltage drops and output current also decreases accordingly. a current of typ. 40ma will flow when output terminal is shorted. the vrh series has p-channel mosfet which is connec ted to the v out terminal as the output transistor. to prevent the vrh series from being da maged due to inverse current from v out terminal to v in terminal through a parasitic diode, v out should not be exceeded v in +0.3v. v in v ss + _ v out voltage reference over-current protector e n v ref error amp. r 2 r 1 v feedback *1) r dis 4m ?
anasem 9 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. output current output voltage : v out (v) 2.4 1.8 1.2 0.6 0 100 200 300 400 500 0 vrh1802xxx (v out =1.8v) output current : i out (ma) output voltage : v out (v) 2.4 1.8 1.2 0.6 0 100 200 300 400 500 0 vrh1802xxx (v out =1.8v) output current : i out (ma) v in =2.8v v in =1.9v v in =6.0v ta=+25c ta=C40c ta=+85c vrh2801xxx (v out =2.8v) vrh2801xxx (v out =2.8v) output voltage : v out (v) 2.5 2.0 1.0 0 100 200 300 400 500 0 output current : i out (ma) 0.5 1.5 3.0 v in =3.8v v in =2.9v v in =6.0v output voltage : v out (v) 2.5 2.0 1.0 0 100 200 300 400 500 0 output current : i out (ma) 0.5 1.5 3.0 ta=+25c ta=C40c ta=+85c output voltage : v out (v) 1.6 1.2 0.8 0.4 0 100 200 300 400 500 0 vrh1202xxx (v out =1.2v) output current : i out (ma) en=v in , ta=25c, c in =c l =1.0f output voltage : v out (v) 1.6 1.2 0.8 0.4 0 100 200 300 400 500 0 vrh1202xxx (v out =1.2v) output current : i out (ma) v in =en=v out +1.0v, c in =c l =1.0f v in =2.2v v in =1.6v v in =6.0v ta=+25c ta=C40c ta=+85c en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f v in =en=v out +1.0v, c in =c l =1.0f v in =en=v out +1.0v, c in =c l =1.0f
anasem 10 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. output current (continued) output voltage : v out (v) 4.0 3.0 2.0 1.0 0 100 200 300 400 500 0 vrh3301xxx (v out =3.3v) output current : i out (ma) output voltage : v out (v) 4.0 3.0 2.0 1.0 0 100 200 300 400 500 0 vrh3301xxx (v out =3.3v) output current : i out (ma) v in =4.3v v in =3.4v v in =6.0v ta=+25c ta=C40c ta=+85c output voltage : v out (v) 3.5 2.5 2.0 1.0 0 100 200 300 400 500 0 vrh3001xxx (v out =3.0v) output current : i out (ma) en=v in , ta=25c, c in =c l =1.0f 0.5 1.5 3.0 output voltage : v out (v) 3.5 2.5 2.0 1.0 0 100 200 300 400 500 0 vrh3001xxx (v out =3.0v) output current : i out (ma) 0.5 1.5 3.0 v in =en=v out +1.0v, c in =c l =1.0f ta=+25c ta=C40c ta=+85c v in =4.0v v in =3.1v v in =6.0v en=v in , ta=25c, c in =c l =1.0f v in =en=v out +1.0v, c in =c l =1.0f
anasem 11 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. input voltage vrh1802xxx (v out =1.8v) vrh1802xxx (v out =1.8v) output voltage : v out (v) 1.9 1.8 1.6 1.4 1.5 2.0 2.5 3.0 1.0 input voltage : v in (v) 1.5 1.7 2.0 1ma 30ma 100ma output voltage : v out (v) 1.9 1.8 1.6 1.4 4.5 5.0 5.5 6.0 4.0 input voltage : v in (v) 1.5 1.7 2.0 1ma 30ma 100ma vrh2801xxx (v out =2.8v) vrh2801xxx (v out =2.8v) output voltage : v out (v) 2.9 2.8 2.6 2.4 2.5 3.0 3.5 4.0 2.0 input voltage : v in (v) 2.5 2.7 3.0 1ma 30ma 100ma output voltage : v out (v) 2.9 2.8 2.6 2.4 4.5 5.0 5.5 6.0 4.0 input voltage : v in (v) 2.5 2.7 3.0 1ma 30ma 100ma vrh1202xxx (v out =1.2v) en=v in , ta=25c, c in =c l =1.0f vrh1202xxx (v out =1.2v) output voltage : v out (v) 1.3 1.2 1.0 0.8 1.0 1.5 2.0 2.5 0.5 input voltage : v in (v) 0.9 1.1 1.4 1ma 30ma 100ma output voltage : v out (v) 1.3 1.2 1.0 0.8 3.5 4.0 5.5 6.0 2.5 input voltage : v in (v) 0.9 1.1 1.4 3.0 4.5 5.0 1ma 30ma 100ma en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f
anasem 12 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. input voltage (continued) vrh3301xxx (v out =3.3v) vrh3301xxx (v out =3.3v) output voltage : v out (v) 3.3 3.2 3.0 2.8 2.5 4.0 4.5 2.0 input voltage : v in (v) 2.9 3.1 3.4 vrh3001xxx (v out =3.0v) en=v in , ta=25c, c in =c l =1.0f vrh3001xxx (v out =3.0v) output voltage : v out (v) 3.0 2.9 2.7 2.5 2.5 3.0 3.5 4.0 2.0 input voltage : v in (v) 2.6 2.8 3.2 4.5 5.0 5.5 6.0 4.0 input voltage : v in (v) 1ma 30ma 100ma output voltage : v out (v) 3.3 3.2 3.0 2.8 4.0 4.5 5.5 6.0 3.5 input voltage : v in (v) 2.9 3.1 3.4 3.5 5.0 1ma 30ma 100ma 1ma 30ma 100ma 3.0 1ma 30ma 100ma 3.1 en=v in , ta=25c, c in =c l =1.0f output voltage : v out (v) 3.0 2.9 2.7 2.5 2.6 2.8 3.2 3.1 en=v in , ta=25c, c in =c l =1.0f en=v in , ta=25c, c in =c l =1.0f
anasem 13 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C dropout voltage vs. output current dropout voltage : v drop (v) 0.80 0.60 0.40 0.20 0 50 100 150 200 250 0 vrh1202xxx (v out =1.2v) output current : i out (ma) en=v in , c in =c l =1.0f vrh2801xxx (v out =2.8v) 0.10 0.30 0.50 0.70 ta=+25c ta=C40c ta=+85c dropout voltage : v drop (v) 0.40 0.30 0.20 0.10 0.00 50 100 150 200 250 0 output current : i out (ma) 0.05 0.15 0.25 0.35 dropout voltage : v drop (v) 0.40 0.30 0.20 0.10 0.00 50 100 150 200 250 0 vrh3001xxx (v out =3.0v) output current : i out (ma) 0.05 0.15 0.25 0.35 ta=+25c ta=C40c ta=+85c dropout voltage : v drop (v) 0.40 0.30 0.20 0.10 0.00 50 100 150 200 250 0 vrh3301xxx (v out =3.3v) output current : i out (ma) 0.05 0.15 0.25 0.35 dropout voltage : v drop (v) 0.40 0.30 0.20 0.10 0 50 100 150 200 250 0 vrh1802xxx (v out =1.8v) output current : i out (ma) 0.05 0.15 0.25 0.35 required minimum operation condition ta=+25c ta=C40c ta=+85c ta=+25c ta=C40c ta=+85c ta=+25c ta=C40c ta=+85c en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f
anasem 14 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. ambient temperature typical characteristics C c l -discharge resistance vs. ambient temperature output voltage : v out (v) 1.30 1.25 1.20 1.15 1.10 -25 25 50 75 100 -50 vrh1202xxx (v out =1.2v) ambient temperature : ta (c) v in =en=v out +1.0v, i out =30ma, c in =c l =1.0f vrh2801xxx (v out =2.8v) 0 output voltage : v out (v) 2.90 2.85 2.80 2.75 2.70 -25 25 50 75 100 -50 ambient temperature : ta (c) v in =en=v out +1.0v, i out =30ma, c in =c l =1.0f 0 output voltage : v out (v) 3.10 3.05 3.00 2.95 2.90 -25 25 50 75 100 -50 vrh3001xxx (v out =3.0v) ambient temperature : ta (c) v in =en=v out +1.0v, i out =30ma, c in =c l =1.0f 0 output voltage : v out (v) 1.90 1.85 1.80 1.75 1.70 -25 25 50 75 100 -50 ambient temperature : ta (c) v in =en=v out +1.0v, i out =30ma, c in =c l =1.0f vrh3301xxx (v out =3.3v) output voltage : v out (v) 3.40 3.35 3.30 3.25 3.20 -25 0 50 75 100 -50 ambient temperature : ta (c) v in =en=v out +1.0v, i out =30ma, c in =c l =1.0f 25 0 vrh1802xxx (v out =1.8v) v in =6.0v, en=v ss , v out =4.0v c in =c l =1.0f c l -discharge resistance : r dis ( ? ) 250 200 100 0 50 150 300 -25 25 50 75 100 -50 ambient temperature : ta (c) 0
anasem 15 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C supply current vs. input voltage vrh1202xxx (v out =1.2v) en=v in , c in =c l =1.0f supply current : i dd (a) 50 40 20 0 1 2 4 5 6 0 input voltage : v in (v) 10 30 60 ta=+25c ta=C40c ta=+85c 3 vrh2801xxx (v out =2.8v) supply current : i dd (a) 1 2 4 5 6 0 input voltage : v in (v) ta=+25c ta=C40c ta=+85c 3 vrh3001xxx (v out =3.0v) supply current : i dd (a) 50 40 20 0 1 2 4 5 6 0 input voltage : v in (v) 10 30 60 ta=+25c ta=C40c ta=+85c 3 vrh1802xxx (v out =1.8v) supply current : i dd (a) 50 40 20 0 1 2 4 5 6 0 input voltage : v in (v) 10 30 60 ta=+25c ta=C40c ta=+85c 3 vrh3301xxx (v out =3.3v) supply current : i dd (a) 50 40 20 0 1 2 4 5 6 0 input voltage : v in (v) 10 30 60 ta=+25c ta=C40c ta=+85c 3 en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f en=v in , c in =c l =1.0f 50 40 20 0 10 30 60
anasem 16 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C load transient response v in =en=v out +1.0v tr=tf=5s, ta=25c, c in =c l =1.0f output voltage : v out (v) 1.2 0.9 1.0 1.1 1.3 time (40s/div) output current : i out (ma) 300 100 0 200 400 output voltage output current output voltage : v out (v) 2.8 2.7 2.5 2.3 2.4 2.6 2.9 time (40s/div) output current : i out (ma) output voltage output current output voltage : v out (v) 3.0 2.9 2.7 2.5 2.6 2.8 3.1 time (40s/div) output current : i out (ma) output voltage output current 250 200 100 0 50 150 300 250 200 100 0 50 150 300 output voltage : v out (v) 1.8 1.7 1.5 1.3 1.4 1.6 1.9 time (40s/div) output current : i out (ma) 250 200 100 0 50 150 300 output voltage output current vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) output voltage : v out (v) 3.3 3.2 3.0 2.8 2.9 3.1 3.4 time (40s/div) output current : i out (ma) output voltage output current 250 200 100 0 50 150 300 vrh3301xxx (v out =3.3v) v in =en=v out +1.0v tr=tf=5s, ta=25c, c in =c l =1.0f v in =en=v out +1.0v tr=tf=5s, ta=25c, c in =c l =1.0f v in =en=v out +1.0v tr=tf=5s, ta=25c, c in =c l =1.0f v in =en=v out +1.0v tr=tf=5s, ta=25c, c in =c l =1.0f
anasem 17 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input transient response (i out =1ma) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 1 -1 0 2 5 time (20s/div) 1.95 1.90 1.80 1.70 1.75 1.85 2.00 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 2.95 2.90 2.80 2.70 2.75 2.85 3.00 input voltage output voltage output voltage : v out (v) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 3 2 0 -2 -1 1 4 time (20s/div) 1.35 1.30 1.20 1.10 1.15 1.25 1.40 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.45 3.40 3.30 3.20 3.25 3.35 3.50 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.15 3.10 3.00 2.90 2.95 3.05 3.20 input voltage output voltage output voltage : v out (v)
anasem 18 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input transient response (i out =30ma) input voltage : v in (v) 4 3 1 -1 0 2 5 time (20s/div) 1.95 1.90 1.80 1.70 1.75 1.85 2.00 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 2.95 2.90 2.80 2.70 2.75 2.85 3.00 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.15 3.10 3.00 2.90 2.95 3.05 3.20 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) input voltage : v in (v) 3 2 0 -2 -1 1 4 time (20s/div) 1.35 1.30 1.20 1.10 1.15 1.25 1.40 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.45 3.40 3.30 3.20 3.25 3.35 3.50 input voltage output voltage output voltage : v out (v)
anasem 19 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input transient response (i out =100ma) time (20s/div) input voltage : v in (v) 4 3 1 -1 0 2 5 1.95 1.90 1.80 1.70 1.75 1.85 2.00 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.15 3.10 3.00 2.90 2.95 3.05 3.20 input voltage output voltage output voltage : v out (v) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 3 2 0 -2 -1 1 4 time (20s/div) 1.35 1.30 1.20 1.10 1.15 1.25 1.40 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 2.95 2.90 2.80 2.70 2.75 2.85 3.00 input voltage output voltage output voltage : v out (v) v in =en, tr=tf=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 5 4 2 0 1 3 6 time (20s/div) 3.45 3.40 3.30 3.20 3.25 3.35 3.50 input voltage output voltage output voltage : v out (v)
anasem 20 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input rise time (i out =1ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) output voltage input voltage 0 7 6 2 0 1 5 4 3 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) output voltage input voltage 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) output voltage input voltage 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) output voltage input voltage 0 3.5 3.0 1.0 0 0.5 2.5 2.0 1.5 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -4 -2 2 1 time (25s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 10 input voltage output voltage -3 5 8 9
anasem 21 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input rise time (i out =30ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) 0 7 6 2 0 1 5 4 3 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in = c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) output voltage input voltage 0 3.5 3.0 1.0 0 0.5 2.5 2.0 1.5 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -4 -2 2 1 time (25s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 10 input voltage output voltage -3 5 8 9 output voltage input voltage output voltage input voltage output voltage input voltage
anasem 22 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C input rise time (i out =100ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) 0 7 6 2 0 1 5 4 3 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 time (25s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -3 -2 2 1 output voltage : v out (v) output voltage input voltage 0 3.5 3.0 1.0 0 0.5 2.5 2.0 1.5 time (25s/div) v in =en, tr=5s, ta=25c, c in =c l =1.0f input voltage : v in (v) 4 3 -1 -4 -2 2 1 time (25s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 10 input voltage output voltage -3 5 8 9 output voltage input voltage output voltage input voltage output voltage input voltage
anasem 23 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C en rise time (i out =1ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f en input voltage : v en (v) 3 -1 -3 -2 2 1 output voltage : v out (v) 0 6 5 2 0 1 4 3 time (40s/div) en input voltage : v en (v) 4 3 -1 -2 2 1 time (40s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 -3 5 8 9 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage output voltage en input voltage output voltage output voltage en input voltage output voltage en input voltage output voltage en input voltage v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f
anasem 24 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C en rise time (i out =30ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage : v en (v) 3 -1 -3 -2 2 1 output voltage : v out (v) 0 6 5 2 0 1 4 3 time (40s/div) en input voltage : v en (v) 4 3 -1 -2 2 1 time (40s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 -3 5 8 9 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage output voltage en input voltage output voltage output voltage en input voltage output voltage en input voltage output voltage en input voltage v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f
anasem 25 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C en rise time (i out =100ma) vrh1202xxx (v out =1.2v) vrh1802xxx (v out =1.8v) vrh2801xxx (v out =2.8v) vrh3001xxx (v out =3.0v) vrh3301xxx (v out =3.3v) en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage : v en (v) 3 -1 -3 -2 2 1 output voltage : v out (v) 0 6 5 2 0 1 4 3 time (40s/div) en input voltage : v en (v) 4 3 -1 -2 2 1 time (40s/div) output voltage : v out (v) 0 6 7 6 2 0 1 5 4 3 -3 5 8 9 en input voltage : v en (v) 4 3 -1 -3 -2 2 1 time (40s/div) output voltage : v out (v) 0 5 7 6 2 0 1 5 4 3 8 en input voltage output voltage en input voltage output voltage output voltage en input voltage output voltage en input voltage output voltage en input voltage v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f v in =v out +1.0v tr=5s, ta=25c, c in =c l =1.0f
anasem 26 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C ripple rejection rate vrh1202xxx (v out =1.2v) ripple rejection rate : rr (db) 0.01 ripple frequency : f (khz) v in =en=(v out +1.0)vdc+0.5vp-pac i out =30ma, ta=25c, c in =c l =1.0f 0.1 1 10 100 1000 100 80 40 20 60 10 30 50 70 90 0 vrh1802xxx (v out =1.8v) ripple rejection rate : rr (db) 0.01 ripple frequency : f (khz) v in =en=(v out +1.0)vdc+0.5vp-pac i out =30ma, ta=25c, c in =c l =1.0f 0.1 1 10 100 1000 100 80 40 20 60 10 30 50 70 90 0 vrh2801xxx (v out =2.8v) ripple rejection rate : rr (db) 0.01 ripple frequency : f (khz) v in =en=(v out +1.0)vdc+0.5vp-pac i out =30ma, ta=25c, c in =c l =1.0f 0.1 1 10 100 1000 100 80 40 20 60 10 30 50 70 90 0 vrh3001xxx (v out =3.0v) ripple rejection rate : rr (db) 0.01 ripple frequency : f (khz) v in =en=(v out +1.0)vdc+0.5vp-pac i out =30ma, ta=25c, c in =c l =1.0f 0.1 1 10 100 1000 100 80 40 20 60 10 30 50 70 90 0 vrh3301xxx (v out =3.3v) ripple rejection rate : rr (db) 0.01 ripple frequency : f (khz) v in =en=(v out +1.0)vdc+0.5vp-pac i out =30ma, ta=25c, c in =c l =1.0f 0.1 1 10 100 1000 100 80 40 20 60 10 30 50 70 90 0
anasem 27 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com package dimensions (sot-25) (unit : mm) recommended land pattern 2.4 1.0 0.7 1.9 0.95 0.95 1.0 0.7 0.7 1.0 2.90.2 1.90.2 0.95 0.95 a 0.65 + 0.10 C0.15 0.65 +0.10 C0.15 (marked side) a = 0.32 a a a a flat length = 0.2 min. 1.60.15 2.80.2 +0.10 C0.15 3~7 0.16 +0.10 C0.15 min 0.1 0~0.1 1.1~1.3 0.45 1.1 1.3 0 0.1 2.90.2
anasem 28 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com taping and loading specifications (sot-25) reel dimensions (sot-25) (unit : mm) ?130.5 ?601 ?1782 90 120 2.0 0.5 9.0 0.5 (3,000 pcs / reel) (unit : mm) 4.0 0.1 2.0 0.05 4.0 0.1 ? 1.5 +0.1 C0 3. 18 0.1 3.40.1 3.5 0.05 1.75 0.1 8.0 0.2 1. 7 5 max. 0. 3 0.0 3 taping direction mark 1. 4 0.1 mark
anasem 29 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com package dimensions (llp-4) (unit : mm) 1.20.05 1.60.05 (marked side) 0.20.05 4*0.30.05 0.70.05 0.90.05 recommended land pattern 0.4 0.35 0.6 0.3 0.35 0.4 0.3 2.0 0.7 1.0 0.20.05 0.60.05 (0.3) (0.075) (0.3) max. 0.6 (typ. 0.55) 0.150.05
anasem 30 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com taping and loading specifications (llp-4) reel dimensions (llp-4) (unit : mm) 4.0 0.1 2.0 0.05 4.0 0.1 ? 1.5 +0.1 C0 ? 0.5 0.1 1.4 0.05 1.8 0.05 3.5 0.05 1.75 0.1 8.0 0.2 0.75 0.05 0.25 0.05 taping direction mark (unit : mm) ?130.5 ?601 ?1782 90 120 2.0 0.5 9.0 0.5 (3,000 pcs / reel) mark
anasem 31 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com package dimensions (sdfn-4) 0.4 max. 1.00.05 1.00.05 0.480.05 0.480.05 0.220.05 4 3 2 1 (c0.12) 0.250.05 0.65 0.65 0.48 0.48 1.3 0.4 0.22 0.22 45 recommended land pattern (unit : mm) (marked side)
anasem 32 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com taping and loading specifications (sdfn-4) reel dimensions (sdfn-4) (unit : mm) ?130.5 ?601 ?1782 90 120 2.0 0.5 9.0 0.5 (10,000 pcs / reel) (unit : mm) 2 .0 0.1 2.0 0.05 4.0 0.1 ? 1.5 +0.1 C0 ? 0.5 0.1 1. 1 3.5 0.05 1.75 0.1 8.0 0. 3 1.2 max . taping direction 1.1 0 . 2 0. 1
a nasem www.anasemi.com sales@anasemi.com anasem may change the products described in this data sheet, or may discontinue production or services w ithout any notice in order to supply the best products thr ough improve the design and performance. customers are recommended to obtain the latest data or informatio n before placing orders in order to make sure the d ata or information required is the newest. it is necessary for customers to fully understand the products des cribed in this data sheet and to use it in accordance with its spe cifications. the products described in this data sh eet are not intended to use for the apparatus which have influe nce on human lives due to the failure or malfunctio n of the products. anasem corp. is not responsible for any su pport to customers application, product design, so ftware performance, patent infringement or service. anasem corp. does not disclose or imply a guarantee or des cription about being licensed based on patents, copy-rights, circuit location license, or other intellectual pr operties associated with the devices or combinations in whic h the products or service of anasem corp. are used o r can be used, or which cover the methods. customers should not export, directly or indirectly, any products wi thout obtaining required licenses and approvals in advanc e from appropriate government agencies. anasem
anasem 2 rev. e13-01 v rh series high speed, low dropout, 1% high output accuracy w ith on/off circuit cmos voltage regulator .......... future of the analog world www.anasemi.com sales@anasemi.com genuine product legitimate label definition green colored circle rohs label other specific c ustomized labels ordinary product information bar our internal out going check code 3 code our internal qr check code 2 anasem logo and brand name (black color logo) our internal product check code 1 genuine labels must include our correct contact information as shown

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