3-terminals 0.5a positive voltage regulator ? description the ams 78dxx family is monolithic fixed volta ge regulator integrated circuit. they are suitabl e for applications that required supply current up to 0.5 a. ? feature * output current up to 0.5 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 78dxxl-aa3-r 78dxxg-aa3-r sot-223 i g o tape reel 78dxxl-tm3-t 78dxxg-tm3-t to-251 i g o tube 78dxxl-tn3-r 78dxxg-tn3-r to-252 i g o tape reel 78dxxl-tna-r 78dxxg-tna-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
? 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 ams78dxx 3 2 1 v in vo ut c o =0.1
? absolute maximum ratings (t j =25c, unless otherwise specified) parameter symbol ratings unit input voltage v in 35 v output current i out 0.5 a sot-223 8.5 power dissipation (t c =25c) to-251 / to-252 p d 10 w operating junction temperature t j -20~ +150 c storage temperature t stg -65 ~ +150 c notes: absolute 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 implied. ? thermal data parameter symbol ratings unit sot-223 15 junction to case to-251 / to-252 jc 12.5 c/w ? electrical characteristics for 78d05 (v in =10v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 4.8 5 5.2 v output voltage v out v in =7.5~20v,i out =5ma~0.5a 4.75 5.25 v i out =5ma~0.5a 100 mv load regulation ? v out i out =5ma~200 ma 50 mv v in =7v~25v 100 mv line regulation ? v out v in =7.5~20v, i out =0.5a 50 mv quiescent current i q i out =0.5a 8 ma v ut =7.5~20v 1 ma quiescent current change ? i q i out =5ma~0.5a 0.5 ma output noise voltage en 10hz for 78d06 (v in =11v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 5.76 6 6.24 v output voltage v out v in =8.5~21v,i out =5ma~0.5a 5.7 6.3 v i out =5ma~0.5a 60 mv load regulation ? v out i out =5ma~200ma 30 mv v in =8~25v 60 mv line regulation ? v out v in =8.5~21v, i out =0.5a 60 mv quiescent current i q i out =0.5a 8 ma v in =8.5~21v 1 ma quiescent current change ? i q i out =5ma~0.5a 0.5 ma output noise voltage en 10hz
? electrical characteristics 3 (cont.) for 78d08 (v in =14v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 7.68 8 8.32 v output voltage v out v in =10.5~23v, i out =5ma~0.5a 7.6 8.4 v i out =5ma~0.5a 80 mv load regulation for 78d09 (v in =15v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 8.64 9 9.36 v output voltage v out v in =11.5~24v,i out =5ma~0.5a 8.55 9.45 v i out =5ma~0.5a 90 mv load regulation for 78d12 (v in =19v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 11.52 12 12.48 v output voltage v out v in =14.5~27v,i out =5ma~0.5a 11.4 12.6 v i out =5ma~0.5a 120 mv load regulation
? electrical characteristics(cont.) for 78d15 (v in =23v, i out =0.5a, c i =0.33 f, c o =0.1 f,) parameter symbol test conditions min typ max unit i out =5ma~0.5a 14.4 15 15.6 v output voltage v out v in =17.5~30v, i out =5ma~0.5a 14.25 15.75 v i out =5ma~0.5a 150 mv load regulation ? v out i out =5ma~200ma 75 mv v in =18.5~30v 150 mv line regulation ? v out v in =17.5~30v, i out =0.5a 150 mv quiescent current i q i out =0.5a 8 ma v in =17.5~30v 1 ma quiescent current change ? i q i out =5ma~0.5a 0.5 ma output noise voltage en 10hz for 78d18 (v in =27v, i out =0.5a) parameter symbol test conditions min typ max unit i out =5ma~0.5a 17.28 18 18.72 v output voltage v out v in =21~33v,i out =5ma~0.5a 17.1 18.9 v i out =5ma~0.5a 180 mv load regulation ? v out i out =5ma~200ma 90 mv v in =21~33v 180 mv line regulation ? v out v in =21~33v, i out =0.5a 180 mv quiescent current i q i out =0.5a 8 ma v in =21.5~33v 1 ma quiescent current change ? i q i out =5ma~0.5a 0.5 ma output noise voltage en 10hz
? typical characteristics 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 =0.5a 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 =0.5a v out =5v c in =0.33uf c out =0.1uf ta: room temprature 0 2 4 6 bias current vs. junction temperature bias current, i b (ma) junction temperature, t j (c) -25 1 3 5 -5 15 35 55 75 95 115 135 155 v in =10v i out =0a 4.5 output voltage vs. junction temperature output voltage, v out (v) junction temperature, t j (c) -25 -5 15 35 55 75 95 115 135 155 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 27 30 33 40 input 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 =0.5a
? typical characteristics (cont.) output voltage deviation (mv) load current (ma) output voltage deviation (mv) input voltage change (v)
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