www.kexin.com.cn 1 smd type ic LM78L15 v i v o c o c i 1 2 3 0.1 f 0.33 f typical application note:bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. 3.00 0.1 0.40 0.1 2.60 0.1 0.44 0.1 1.50 0.1 4.50 0.1 1.80 0.1 4.00 0.1 2.50 0.1 1 2 3 0.53 0.1 0.80 0.1 0.48 0.1 1.out 2.gnd 3.in sot-89 unit: mm three-terminal positive voltage regulator LM78L15 features maximum output current i o :0.1a output voltage v o :15v continuous total dissipation p d :0.5w(t a =25 ) electrical characteristics (v i =23v, i o =40ma,c i =0.33 f,c o =0.1 f, unless otherwise specified) parameter symbol testconditons min typ max unit t j =25 14.4 15 15.6 v t j =0 125 , 17.5v v i 30v, i o =1ma 40ma 14.25 15 15.75 v t j =0 125 ,v i = 23v, i o =1ma 70ma 14.25 15 15.75 v t j =25 ,v i = 23v, i o =1ma 100ma 25 150 mv t j =25 ,v i = 23v, i o =1ma 40ma 15 75 mv t j =25 , 17.5v v i 30v, i o = 40ma 65 300 mv t j =25 , 19v v i 30v, i o = 40ma 58 250 mv quiescent current i q t j =25 4.6 6.5 ma t j =0 125 , 19v v i 30v, i o = 40ma 1.5 t j =0 125 ,v i = 23v, 1ma i o 40ma 0.1 output noise voltage v n t j =25 , 10hz f 100khz 82 v ripple rejection rr t j =0 125 , 18.5v v i 28.5v, f = 120hz 34 39 db dropout voltage v d t j =25 1.7 v i q quiescent current change ma output voltage v o load regulation line regulation v o v o absolute maximum ratings (operating temperature range applies unless otherwise specified) parameter symbol rating unit input voltage v i 35 v operating junction temperature range t opr -55 +125 storage temperature range t stg -55 +150
www.kexin.com.cn 2 typical characteristics smd type ic i (ma) o 300 200 100 010 20 30 v - v (v) in o short circuit output current t=25 j 500 400 300 200 100 25 50 75 100 125 t( ) a power dissipation vs. ambient temperature p (mw) d v (v) o 24 20 16 12 8 4 01020 30 v (v) in output characteristics 24 16 8 0 100 200 300 i(ma) o v (v) o load characteristics 0 50 100 150 t( ) a 5 10 15 20 25 30 v (v) o thermal shutdown LM78L15 i=0,t=25 oj v = 23v, t = 25 in j v = 23v , i = 0ma in o
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