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1/21 xc6210 etr0317_002 features maximum output current : more than 700ma (800ma limit, typ.) (1.6v< v out(t) < 5.0v) dropout voltage : 50mv@i out =100ma operating voltage range : 1.5v ~ 6.0v output voltage range : 0.8v ~ 5.0v (50mv increments) highly accurate : + 2% (the setting voltage accuracy) low power consumption : 35 a (typ.) high ripple rejection : 60db @1khz operational ambient temperature : - 40 ~ 85 ultra small packages : sot-25 (sot-23-5) sot-89-5 usp-6b cmos low power consumption :35 a (typ.) maximum output current :more than 700ma (800ma limit, typ.) dropout voltage :50mv @ 100ma :100mv @ 200ma operating voltage range :1.5v ~ 6.0v output voltage range :0.8v ~ 5.0v low esr capacitor compatible general description the xc6210 series are precise, low noise, high current, positive voltage low dropout regulators. they are fabricated using torex?s cmos process. the series features a voltage refer ence, an error amplifier, a current limiter, and a phase compensation circuit plus a driver transistor. with a low on resistance driver transistor built into, batteries can be used until input-output voltage differential is minimal and can accordingly be used for a longer time. the series is also compatible with low esr ceramic capacitors which give added output stability. the output voltage of the ldo is selectable in 50mv increments within the range of 0.8v to 5.0v. the current limiter's foldback circ uit also operates as the output current limiter and the output pin protection. the ic's internal regulator circuit can be placed in stand-by mode via the ce function. in the stand-by mode, power consumption is greatly reduced. applications cd-roms, cd-r / rw drive dvd drive hdd drive cameras, video recorders portable av equipment battery powered equipment typical application circuit typical performance characteristics dropout voltage vs. output current
2/21 xc6210 series pin number sot-25 sot-89-5 usp-6b pin name function 3 1 1 ce on/off control 1 4 3 v in power input 2 2 4 v ss ground 5 5 5 v out output 4 3 2, 6 nc no connection series ce input logic xc6210a high active with pull-down resistor xc6210b high active with no pull-down resistor xc6210c low active with pull-up resistor xc6210d low active with no pull-up resistor designator desription symbol description a : high active with pull-down resistor b : high active with no pull-down resistor c : low active with pull-up resistor ce pin functions d : low active with no pull-up resistor output voltage 08~50 : ex.) 3.0v =3, =0 2 : 100mv increments, + 2% (v out < 1.5v less than + 30mv) ex.) 2.80v =2, =8, =2 output voltage accuracy a : 50mv increments, + 2% (v out < 1.5v less than + 30mv) ex.) 2.85v =2, =8, =a m : sot-25 (sot-23-5) p : sot-89-5 packages d : usp-6b r : embossed tape, standard feed device orientation l : embossed tape, reverse feed pin configuration 1 2 3 4 5 nc vout vin vss ce sot-25 (top view) 4 5 3 2 1 nc vss ce vout vin sot-89-5 (top view) pin assignment product classification selection guide ce input logic, internal pull-up / down resistor ordering information xc6210 ????? *the dissipation pad for the usp-6b package should be solder-plated in recommended mount pattern and metal masking so as to enhance mounting strength and heat release. if the pad needs to be connected to other pins, it should be connected to the v ss pins. usp-6b (bottom view)
3/21 xc6210 series sot-25 (sot-23-5) sot-89-5 usp-6b packaging information * pin no. 1 is thicker than other pins.
4/21 xc6210 series mark product series 0 xc6210xxxxxx mark voltage= 0.1~3.0v voltage= 3.1~6.0v voltage= 0.15~3.05v voltage= 3.15~6.05v product series v a e l xc6210axxxxx x b f m xc6210bxxxxx y c h n xc6210cxxxxx z d k p xc6210dxxxxx mark output voltage (v) mark output voltage (v) 0 - 3.1 - 3.15 f 1.6 4.6 1.65 4.65 1 - 3.2 - 3.25 h 1.7 4.7 1.75 4.75 2 - 3.3 - 3.35 k 1.8 4.8 1.85 4.85 3 - 3.4 - 3.45 l 1.9 4.9 1.95 4.95 4 - 3.5 - 3.55 m 2.0 5.0 2.05 - 5 - 3.6 - 3.65 n 2.1 - 2.15 - 6 - 3.7 - 3.75 p 2.2 - 2.25 - 7 0.8 3.8 - 3.85 r 2.3 - 2.35 - 8 0.9 3.9 0.85 3. 95 s 2.4 - 2.45 - 9 1.0 4.0 0.95 4. 05 t 2.5 - 2.55 - a 1.1 4.1 1.15 4. 15 u 2.6 - 2.65 - b 1.2 4.2 1.25 4. 25 v 2.7 - 2.75 - c 1.3 4.3 1.35 4. 35 x 2.8 - 2.85 - d 1.4 4.4 1.45 4. 45 y 2.9 - 2.95 - e 1.5 4.5 1.55 4. 55 z 3.0 - 3.05 - marking rule represents product series represents ce function represents output voltage represents production lot number 0 to 9, a to z reverse character 0 to 9, a to z repeated (g, i, j, o, q, w excepted) sot-25 sot-89-5 sot-89-5 ( top view )
5/21 xc6210 series mark voltage (v) product series mark voltage (v) product series 0 x.0 xc6210xx02dx a x.05 xc6210xx0adx 1 x.1 xc6210xx12dx b x.15 xc6210xx1adx 2 x.2 xc6210xx22dx c x.25 xc6210xx2adx 3 x.3 xc6210xx32dx d x.35 xc6210xx3adx 4 x.4 xc6210xx42dx e x.45 xc6210xx4adx 5 x.5 xc6210xx52dx f x.55 xc6210xx5adx 6 x.6 xc6210xx62dx h x.65 xc6210xx6adx 7 x.7 xc6210xx72dx k x.75 xc6210xx7adx 8 x.8 xc6210xx82dx l x.85 xc6210xx8adx 9 x.9 xc6210xx92dx m x.95 xc6210xx9adx mark product series 1 0 xc6210xxxxxx mark type product series a high active with pull-down resistor xc6210axxxdx b high active with no pull-down resistor xc6210axxxdx c low active with pull-up resistor xc6210axxxdx d low active with no pull-up resistor xc6210axxxdx s custom xc6210axxxdx mark voltage (v) product series 3 3.3 xc6210x3xxdx 5 5.0 xc6210x5xxdx usp-6b ? represents product series represents ce function represents the integer number of output voltage represents production lot number 0 to 9, a to z repeated (g, i, j, o, q, w, excepted) note: no character inversion used. usp-6b ( top view ) represents the decimal point of output voltage marking rule (continued)
6/21 xc6210 series parameter symbol ratings units input voltage v in 6.5 v output current * i out 900 ma output voltage v out v ss -0.3 ~ v in +0.3 v ce pin voltage v ce v ss -0.3 ~ 6.5 v sot-25 250 sot-89-5 500 power dissipation usp-6b pd 100 mw operating temperature range topr - 40 ~ + 85 storage temperature range tstg - 55 ~ + 125 block diagram absolute maximum ratings ta = 2 5 * i out =pd / (v in ? v out )
7/21 xc6210 series parameter symbol conditions min. typ. max. units circuit v in =v out(t)+ 1.0v, i out =30ma v ce =on (v in or v ss ) x 0.98 v out(t) x 1.02 output voltage (*2), (*3) v out(e) v out(t)< 1.5v, i out =30ma v ce =on (v in or v ss ) (-30mv) v out(t) (+ 30 m v ) v maximum output current [v out(e)> 1.6v] i outmax v in =v out(t)+ 1.0v, v ce =on (v in or v ss ) 700 - - maximum output current [v out(e)< 1.5v] i outmax v in =v out(t)+ 1.0v, v ce =on (v in or v ss ) 500 - - ma load regulation v out 1 m a < i out< 100 m a , v ce = on ( v in or v ss) - 15 60 mv vdif1 i rout =30ma, v ce =on (v in or v ss )e-1 dropout voltage (*4) vdif2 i rout =100ma, v ce =on (v in or v ss) e-2 mv supply current (a type) vin=v ce =v out(t)+ 1.0v e-3 supply current (b type) v in =v ce =v out(t)+ 1.0v - 35 55 supply current (c type) v in =v out(t)+ 1.0v, v ce =v ss e-3 supply current (d type) i dd v in =v out(t)+ 1.0v, v ce =v ss - 35 55 a line regulation v out topr ? v out v out(t)+ 1.0v Q v in Q 6.0v when v out(t) R 4.5v, 5.5v Q v in Q 6.0v v ce =on (v in or v ss ), i out =30ma - 0.01 0.20 % / v input voltage v in - 1.5 - 6.0 v - output voltage temperature characteristics v out to p r ? v out i out =30ma, v ce =on (v in or v ss ) -40 Q topr Q 85 - 100 - ppm/ ripple rejection rate psrr v in =[v out(t)+ 1.0]v dc +0.5vp-pac when v out(t) > 4.75v v in =5.75v dc +0.5v p-pac v ce =on (v in or v ss ), i out =30ma, f=1khz - 60 - db current limiter [v out(e)> 1.6v] i lim v in =v out(t)+ 1.0v, v ce =on(v in or v ss ) 700 800 - current limiter [v out(e)< 1.5v] i lim v in =v out(t)+ 1.0v, v ce =on(v in or v ss ) - 800 - ma short-circuit current ishort v in =v out(t)+ 1.0v, v ce =on(v in or v ss ) - 50 - ma ce ?high? level voltage v ceh - 1.3 - 6.0 ce ?low? level voltage v cel - - - 0.25 v ce ?high? level current (a type) e-4 - e-4 ce ?high? level current (b / c / d type) i ceh v in =v ce =v out(t)+ 1.0v - 0.10 - 0.10 a ce ?low? level current (c type) e-5 - e-5 ce ?low? level current (a / b / d type) i cel v in =v out(t)+ 1.0v, v ce =v ss - 0.10 - 0.10 a ta = 2 5 electrical characteristics xc6210 series note: *1: unless otherwise stated, v in =v out(t)+ 1.0v *2: v out(t)= specified output voltage *3: v out(e)= effective output voltage (i.e. the output voltage when " v out(t)+ 1.0v" is provided while maintaining a certain i out value). *4: vdif ={v in1 (*6) -v out1 (*5) } *5: a voltage equal to 98% of the output voltage whenever a stabilized v out1 =i out {v out(t) +1.0v} is input. *6: v in 1= the input voltage when v out1 , which appears as input voltage is gradually decreased. *7: v out(t)< 1.50v min. : v out(t) - 30mv, max. : v out(t) +30mv *8: ce conditions: xc6210a / b type: on=v in , off=v ss xc6210c / d type: on=v ss, off=v in
8/21 xc6210 series e-1 e-2 e-3 e-4 e-5 setting output voltage output voltage (accuracy: 2%) dropout voltage 1 (i out =30ma) dropout voltage 2 (i out =100ma) supply current ce ?h? level current ce ?l? level current (v) (v) (mv) (mv) ( a) ( a) ( a) v out vdif1 vdif2 i dd i ceh i cel v out(t) min. max. typ. max. typ. max. typ. max. min. max. min. max. 0.80 0.770 0.830 0.85 0.820 0.880 700.0 800.0 0.90 0.870 0.930 0.95 0.920 0.980 100.0 600.0 250.0 700.0 38.0 60.0 1.50 5.00 -5.00 -1.50 1.00 0.970 1.030 1.05 1.020 1.080 500.0 600.0 1.10 1.070 1.130 1.15 1.120 1.180 50.0 400.0 150.0 500.0 1.20 1.170 1.230 1.25 1.220 1.280 300.0 400.0 1.30 1.270 1.330 1.35 1.320 1.380 200.0 300.0 1.40 1.370 1.430 1.45 1.420 1.480 30.0 100.0 100.0 250.0 38.5 61.5 2.00 6.50 -6.50 -2.00 1.50 1.470 1.530 1.55 1.519 1.581 1.60 1.568 1.632 1.65 1.617 1.683 1.70 1.666 1.734 1.75 1.715 1.785 1.80 1.764 1.836 1.85 1.813 1.887 1.90 1.862 1.938 1.95 1.911 1.989 27.0 41.0 90.0 135. 0 39.0 63.0 2.50 8.00 -8.00 -2.50 2.00 1.960 2.040 2.05 2.009 2.091 2.10 2.058 2.142 2.15 2.107 2.193 2.20 2.156 2.244 2.25 2.205 2.295 2.30 2.254 2.346 2.35 2.303 2.397 2.40 2.352 2.448 2.45 2.401 2.499 25.0 37.0 80.0 120. 0 39.5 64.5 3.00 9.50 -9.50 -3.00 2.50 2.450 2.550 2.55 2.499 2.601 2.60 2.548 2.652 2.65 2.597 2.703 2.70 2.646 2.754 2.75 2.695 2.805 2.80 2.744 2.856 2.85 2.793 2.907 2.90 2.842 2.958 2.95 2.891 3.009 18.0 28.0 60.0 90.0 40.0 66.0 3.50 11. 00 -11.00 -3.50 dropout voltage, supply current, ce ?h / l? level current chart voltage chart ta = 2 5
9/21 xc6210 series e-1 e-2 e-3 e-4 e-5 setting output voltage output voltage (accuracy: 2%) dropout voltage 1 (i out =30ma) dropout voltage 2 (i out =100ma) supply current ce ?h? level current ce ?l? level current (v) (v) (mv) (mv) ( a) ( a) ( a) v out vdif1 vdif2 i dd i ceh i cel v out(t) min. max. typ. max. typ. max. typ. max. min. max. min. max. 3.00 2.940 3.060 3.05 2.989 3.111 3.10 3.038 3.162 3.15 3.087 3.213 3.20 3.136 3.264 3.25 3.185 3.315 3.30 3.234 3.366 3.35 3.283 3.417 3.40 3.332 3.468 3.45 3.381 3.519 15.0 23.0 50.0 75.0 40.5 67.5 4.00 12. 50 -12.50 -4.00 3.50 3.430 3.570 3.55 3.479 3.621 3.60 3.528 3.672 3.65 3.577 3.723 3.70 3.626 3.774 3.75 3.675 3.825 3.80 3.724 3.876 3.85 3.773 3.927 3.90 3.822 3.978 3.95 3.871 4.029 15 23 50 75 41.0 69.0 4. 40 14.00 -14.00 -4.40 4.00 3.920 4.080 4.05 3.969 4.131 4.10 4.018 4.182 4.15 4.067 4.233 4.20 4.116 4.284 4.25 4.165 4.335 4.30 4.214 4.386 4.30 4.214 4.386 4.40 4.312 4.488 4.45 4.361 4.539 41.5 70.5 4.85 15. 50 -15.50 -4.85 4.50 4.410 4.590 4.55 4.459 4.641 4.60 4.508 4.692 4.65 4.557 4.743 4.70 4.606 4.794 4.75 4.655 4.845 4.80 4.704 4.896 4.85 4.753 4.947 4.90 4.802 4.998 4.95 4.851 5.049 5.00 4.900 5.100 15.0 23.0 50.0 75.0 42.0 72.0 5.30 17. 00 -17.00 -5.30 dropout voltage, supply current, ce ?h / l? level current chart voltage chart ( continued ) ta = 2 5
10/21 xc6210 series vr output voltage 0.8v~1.45v 1.5v ~ 1.75v 1.8v ~ 5.0v c l more than 6.8 f more than 4.7 f more than 1.0 f test circuits circuit v a v v in cin cl vce v in v out ce v ss r l circuit v in v out ce v ss a circuit output capacitor corresponding chart rl cl v in v out ce v ss v v vin={vout+1.0v}vdc+0.5vp-pac vout>4.75v vin=5.75vdc+0.5vp-pac iout=30ma vout R
11/21 xc6210 series v out 0.8v ~ 1.45v 1.5v ~ 1.75v 1.8v ~ 5.0v cl more than 6.8 f more than 4.7 f more than 1.0 f operational explanation the voltage, divided by resistors r1 & r2, which are connected to the v out pin is compared with the internal reference voltage by the error amplifier. the p-c hannel mosfet, which is connected to the v out pin, is then driven by the subsequent output signal. the output voltage at the v out pin is controlled & stabilized by negative feedback. the constant current limit circuit and short circuit protection operate in relation to the level of output current. with the xc6210 series regulator, a stable output voltage is achievable even if low esr capacitors are used, as a phase compensation circuit is built into the regulator. in or der to ensure the effectiveness of the phase compensation, we suggest that an output capacitor (c l ) be connected as close as possible, between the output pin (v out ) and the v ss pin. please use an output capacitor (c l ) with a capacitance, based on the chart below. we also suggest an input capacitor (cin) of 1 f: this should be connected between v in and v ss in order to stabilize input power source. output capacitor corresponding chart the xc6210 series regulator offers a combination of current limit and short circuit protection by means of a built-in fixed current limiter circuit and a foldback circuit. when the load current reaches the current lim it level, the fixed current limiter circuit operates and out put voltage drops. as a result of this drop in output voltage, the foldback circuit operates, the output voltage drops further and output current decreases. when the output pi n is shorted, a cu rrent of about 50ma flows. the ic's internal regulator circuitry can be shut down vi a the signal from the ce pin with the xc6210 series. in shutdown mode, output at the v out pin will be pulled down to the vss level vi a r1 & r2. options are available for the ce pin logic (see the product classification). note that as the xc6210b types are 'high active / no pull-down', operations will become unstable with the ce pin open. alt hough the ce pin is equal to an inverter input with cmos hysteresis, with either the pull-up or pull-down options, the ce pin input current will increase when the ic is in operation. we suggest that you use this ic with either a v in voltage or a v ss voltage input at the ce pin. if this ic is used with the correct specifications for the ce pin, t he ic will operate normally. however, supply current may increase as a result of through current in the ic's internal circuitry if a voltage other than v in or v ss is applied. notes on use 1. please use this ic within the stated absolute maximum ra tings. the ic is liable to malfunction should the ratings be exceeded. 2. where wiring impedance is high, o perations may become unstable due to noi se and/or phase lag depending on output current. please strengthen v in and v ss wiring in particular. 3. please wire the input capacitor (c in ) and the output capacitor (c l ) as close to the ic as possible. should rapid input fluctuation or load fluctuation occur, pleas e increase the capacitor value such as c in or c l to stabilize the operation.
12/21 xc6210 series typical performance characteristics (1) output voltage vs. output current
13/21 xc6210 series typical performance characteristics ( continued ) (2) output voltage vs. input voltage
14/21 xc6210 series typical performance characteristics ( continued ) (3) dropout voltage vs. output current
15/21 xc6210 series typical performance characteristics ( continued ) (4) supply current vs. input voltage (5) output voltage vs. ambient temperature
16/21 xc6210 series typical performance characteristics ( continued ) (6) supply current vs. ambient temperature (7) ce pin threshold voltage vs. ambient temperature
17/21 xc6210 series typical performance characteristics ( continued ) (8) input transient response 1
18/21 xc6210 series typical performance characteristics ( continued ) (9) load transient response
19/21 xc6210 series typical performance characteristics ( continued ) (10) ripple rejection rate
20/21 xc6210 series typical performance characteristics ( continued ) (11) input transient response 2
21/21 xc6210 series 1. the products and product specifications c ontained herein are subject to change without notice to improve performance characteristic s. consult us, or our representatives before use, to confirm that the inform ation in this catalog is up to date. 2. we assume no responsibility for any infri ngement of patents, pat ent rights, or other rights arising from the use of any info rmation and circuitry in this catalog. 3. please ensure suitable shipping controls (including fail-safe designs and aging protection) are in force for equipment employing products listed in this catalog. 4. the products in this catalog are not developed, designed, or approved for use with such equipment whose failure of malfunction ca n be reasonably expected to directly endanger the life of, or cause significant injury to, the user. (e.g. atomic energy; aerospace; transpor t; combustion and associated safety equipment thereof.) 5. please use the products listed in this catalog within the specified ranges. should you wish to use the products under conditions exceeding the specifications, please consult us or our representatives. 6. we assume no responsibility for damage or loss due to abnormal use. 7. a ll rights reserved. no part of this cata log may be copied or reproduced without the prior permission of torex semiconductor ltd.

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