a pplica tions battery powered equipment reference voltage sources cameras, video camer as portable av systems mobile phones portable games cordless phones, wireless communication equipment typical applicat ion circuit features maximum output current dropout voltage maximum operating voltage o utput v oltage range highly accurate low power consumpt ion low esr capacitor protection operating ambient temperat ure packages env ironmentally friendly : 500ma (vin=3 .8 v, vout=3.3v) : 0.5v@500ma : 6.0v : 1.5v ~ 5.0v (0.1v increments) : 2% : 8a (typ.) : ceramic capaci tor compatible : current limit circuit built-in : -25~ +85 : sot-23 sot-89 to-92 : eu rohs compliant, pb free general description the AMS6816 series are highly precise, low power consumption, 3 terminal, positive voltage regulators manufactured using cmos and laser trimming technologi es. the series provides large currents w ith a signifi cantly small dropout voltage. the AMS6816 consists of a current limiter circuit, a driver transistor, a precision reference voltage and an error correction circuit. the series is compatible with low esr ceramic capacitors. t he currrent limiter's foldback circuit operates as a short circuit protection as well as the output current limiter fo r the output pin. output voltage s are internal l y by laser trimming technologies . it is selectable in 0.1v increments w ithin a range of 1.5v to 5.0v. sot-23, sot-89, to -92 are availa b le.
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ta=25 o c parameter symbol ratings units input voltage v in 6.0 v output current i out 500 ma output voltage v out v ss ? 0.3 ~ v in + 0.3 v sot-23 300 sot-89 500 to-92 500 power dissipation pd mw operating ambi ent temper ature topr - 25 ~ + 85 o c storage t emperature tstg - 40 ~ + 125 o c a bsolute maximum ratings block diagram
parameter symbol conditions (*1) min. typ. max. unit s x 0.98 v out(t) (*1) x 1 .02 output voltage v out(e) (*2) iout=10ma , vin=vout+1v v maximum output current iout max vin=vout+1v 500 - ma load regulation vout v in=vout+1v 1ma Qi outQ100ma 14 mv dropout v oltage (*3) vdif iout=500ma 500 mv supply current iss vin=vout+1v 8 a line regulation v out v in ?v out vout + 1vQvinQ6v iout=40ma 0.03 %/v input voltage v in - 6.0 v power supply ripple rejection ratio psrr vin=[vout+1]v+1vp-pac iout=10ma, f=1khz 50 db note: * 1. vout(t): specified output voltage * 2. v out(e) :effective output voltage (le. the output voltage when "vout(t)+1.0v" is provided at the vin pin while maintaining a certain iout value.) * 3. vdif : vin1 -vout(e)' vin1 :the input voltage when vout(e)' appears as input voltage is gradually decreased. vout(e)' : a voltage equal to 98% of the output voltage whenever an amply stabilized {vout(t) + 1.0v} is input . AMS6816 ta=25 o c
9 packaging information h sot-23 h sot-89 h t o -92 unit : mm unit : mm unit : mm
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