3-terminals 1a positive voltage regulator ? description the ams 78mxx family is monolithic fixed volta ge regulator integrated circuit. they are suitabl e for applications that required supply cu rrent up to 1 a. ? feature * output current up to 1 a * fixed output voltage of 5v, 6v, 8v, 9v, 12v, 15v and 18v available * thermal overload shutdown protection * short circuit current limiting * output transistor soa protection to-252 1 to-251 1 1 to-252-3 sot-223 1 ? ordering information ordering number pin assignment lead free halogen free package 1 2 3 packing 78 mxxl-a a3-r 78mxxg-aa3-r sot-223 i g o tape reel 78 mxxl-tm3-t 78mxxg-tm3-t to-251 i g o tube 78 mxxl-t n3-r 78mxxg-tn 3-r to-252 i g o tape reel 78 mxxl-t na-r 78mxxg-tn a-r to-252-3 i g o tape reel note: 1. xx: output voltage, refer to mark ing information 2. pin code: i: input g: gnd o: output
? marking information package voltage code marking sot-223 to-251 to-252 to-252-3 05: 06: 08: 09: 12: 15: 18: 5v 6v 8v 9v 12v 15v 18v
? block diagram gnd output input r13 r17 r9 z2 t12 t14 r19 r18 r12 r11 r10 r8 t8 t9 t1 3 t10 r14 t11 t5 t6 r5 t4 z1 r15 t15 r16 r1 r2 r4 c1 r6 t7 t3 t1 t2 r3 r7 1 3 2 ? typical application circuit ams78mxx 3 2 1 v in vo ut c o =0.1
? absolute maximum ratings (t j =25c, unless otherwise specified) parameter symbol rati ngs unit input voltage v in 35 v output current i out 1 a sot-223 8.5 pow er diss ipation (t c =25c) to-251 / to-252 p d 10 w operating junction t emperature t j -20~ +150 c storage te mperature t stg -65 ~ +150 c notes: absol ute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not i mplied. ? thermal data parameter symbol ratings unit sot-223 15 junction to case to-251 / to-252 jc 12.5 c/w ? electrical characteristics for 78m05 (v in =10v, i out =1a) parameter symbol test conditions min t yp max unit i out =5ma~1a 4.8 5 5.2 v output voltage v out v in =7.5~20v,i out = 5ma~1 a 4.75 5.25 v i out =5ma~1a 100 mv load reg ulation ? v out i out =5ma~200 ma 50 mv v in =7v~25v 100 mv line reg ulation ? v out v in =7.5~20v, i out =1 a 50 mv quiescent current i q i out =1a 8 ma v ut =7.5~20v 1 ma quiescent current change ? i q i out =5ma~1a 1 ma output noise v oltage en 10hz 8 a short-circuit current i sc v in = 35v 250 ma dropout voltage v d 2 v for 78m06 (v in =11v, i out =1a) parameter symbol test conditions min t yp max unit i out =5ma~1a 5.76 6 6.24 v output voltage v out v in =8.5~21v,i out = 5ma~1 a 5.7 6.3 v i out =5ma~1a 60 mv load reg ulation ? v out i out = 5ma~200ma 30 mv v in =8~ 25v 60 mv line reg ulation ? v out v in =8.5~21v, i out =1 a 60 mv quiescent current i q i out =1a 8 ma v in =8.5~21v 1 ma quiescent current change ? i q i out =5ma~1a 1 ma output noise v oltage en 10hz 8 a short-circuit current i sc v in =35v 250 ma dropout voltage v d 2 v
? electrical characteristics 3 (cont.) for 78m08 (v in =14v, i out =1a) parameter symbol test conditions min t yp max unit i out =5ma~1a 7.68 8 8.32 v output voltage v out v in =10.5~23v, i out =5ma~1a 7.6 8.4 v i out =5ma~1a 80 mv load reg ulation ? v out i out = 5ma~200ma 40 mv v in =10.5~25v 80 mv line reg ulation ? v out v in =10.5~23v, i out =1 a 80 mv quiescent current i q i out =1a 8 ma v in =10.5~23v 1 ma quiescent current change ? i q i out =5ma~1a 0 .5 ma output noise v oltage en 10hz ? f ? 100khz 58 v temperature coefficient of v out ? v out / ? ti out =5ma -0.9 mv/c ripple rejection rr v in =11.5~21.5 v, f=120hz 56 72 db peak output current i peak 1.8 a short-circuit current i sc v in = 35v 250 ma dropout voltage v d 2 v for 78m09 (v in =15v, i out =1a) parameter symbol test conditions min t yp max unit i out =5ma~1a 8.64 9 9.36 v output voltage v out v in =11.5~24v,i out =5ma~1a 8.55 9.45 v i out =5ma~1a 90 mv load reg ulation ? v out i out = 5ma~200ma 45 mv v in =11.5~25v 90 mv line reg ulation ? v out v in =11.5~24v, i out =1 a 90 mv quiescent current i q i out =1a 8 ma v in =11.5~24v 1 ma quiescent current change ? i q i out =5ma~1a 0 .5 ma output noise v oltage en 10hz ? f ? 100khz 58 v temperature coefficient of v out ? v out / ? ti out =5ma -1.1 mv/c ripple rejection rr v in =12.5~22.5 v,f= 120hz 56 72 db peak output current i peak 1.8 a short-circuit current i sc v in = 35v 250 ma dropout voltage v d 2 v for 78m12 (v in =19v, i out =1a) parameter symbol test conditions min t yp max unit i out = 5ma~1 a 11.52 12 12.48 v output voltage v out v in =14.5~27v,i out =5ma~1a 11.4 12.6 v i out =5ma~1a 120 mv load reg ulation ? v out i out = 5ma~200ma 60 mv v in =14.5~30v 120 mv line reg ulation ? v out v in =14.6~27v, i out =1 a 120 mv quiescent current i q i out =1a 8 ma v in =14.5~30v 1 ma quiescent current change ? i q i out =5ma~1a 0 .5 ma output noise v oltage en 10hz ? f ? 100khz 75 v temperature coefficient of v out ? v out / ? ti out =5ma -1.5 mv/c ripple rejection rr v in =15~25v, f=120hz 55 72 db peak output current i peak 1.8 a short-circuit current i sc v in =35v 250 ma dropout voltage v d 2 v
? electrical characteristics(cont.) for 78m15 (v in =23v, i out =1a, c i =0.33 f, c o =0.1 f,) parameter symbol test conditions min t yp max unit i out =5ma~1a 14.4 15 15.6 v output voltage v out v in =17.5~30v, i out =5ma~1a 14.25 15.75 v i out =5ma~1a 150 mv load reg ulation ? v out i out = 5ma~200ma 75 mv v in =18.5~30v 150 mv line reg ulation ? v out v in =17.5~30v, i out =1 a 150 mv quiescent current i q i out =1a 8 ma v in =17.5~30v 1 ma quiescent current change ? i q i out =5ma~1a 0 .5 ma output noise v oltage en 10hz ? f ? 100khz 90 v temperature coefficient of v out ? v out / ? ti out =5ma -1.8 mv/c ripple rejection rr v in =18.5~28.5 v, f=120hz 54 70 db peak output current i peak 1.8 a short-circuit current i sc v in = 35v 250 ma dropout voltage v d 2 v for 78m18 (v in =27v, i out =1a) parameter symbol test conditions min t yp max unit i out = 5ma~1 a 17.28 18 18.72 v output voltage v out v in =21~33v,i out = 5ma~1 a 17.1 18.9 v i out =5ma~1a 180 mv load reg ulation ? v out i out = 5ma~200ma 90 mv v in =21~33v 180 mv line reg ulation ? v out v in =21~33v, i out =1a 180 mv quiescent current i q i out =1a 8 ma v in =21.5~33v 1 ma quiescent current change ? i q i out =5ma~1a 0 .5 ma output noise v oltage en 10hz ? f ? 100khz 110 v temperature coefficient of v out ? v out / ? ti out =5ma -2.2 mv/c ripple rejection rr v in =22~32v,f=120hz 53 69 db peak output current i peak 1.8 a short-circuit current i sc v in =35v 250 ma dropout voltage v d 2 v
? typical c haracteristics 0 268 2 4 6 output voltage vs. input voltage output voltage, v out (v) input voltage, v in (v) 01 3 4 5 7 1 3 5 i out =0a v out =5v c in =0.33uf c out = 0.1uf ta: room temprature i out =0.25a i out =1a 01234567 8 0 1 2 3 4 5 6 input voltage, v in (v) circuit operating current, i bias (ma) circuit operating current vs. input voltage i out =0a i out =0.25a i out =1a v out =5v c in =0.33uf c out =0.1uf ta: room temprature 0 2 4 6 bias current vs. junction tempe rature bias current, i b (ma) junction tempe rature, t j (c) -25 1 3 5 -5 15 35 55 75 95 115135 155 v in =10v i out =0a 4.5 output voltage vs. junction temp erature output voltage, v out (v) junction tempe rature, t j (c) -25 -5 15 35 55 75 95 115135 155 4.6 4.7 4.8 4.9 5.1 5.2 5.3 5.4 5.5 v in =10v i out =5.0ma 5.0 1.8 2 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 -40 -20 140 120 100 80 60 40 20 0 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 36 0 3 6 9121518 21 24 2730 33 40 in pu t voltage, v in (v) short current vs. input voltage junction temperature, t j (c) dropout voltage vs. junction temperature i out =0.1a i out =0a i out =1a
? typical characteristics (cont.) output voltage deviation (mv) load current (ma) output voltage deviation (mv) input voltage change (v)
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