23213 3 - terminal fixed voltage regulator h79l 24 shantou huashan electronic devices co.,ltd . ? description ? features ? absolute maximum ratings ? t a =25 ?? ? ? internal block diagram v in ?a?a input voltage ?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?- - 4 5v t amb ?a?a operating temperature range ?-?-?-?-?-?-?-?-?-?-?-?- - 20~85 ?? t stg ?a?a storage temperature range ?-?-?-?-?-?-?-?-?-?-?-?-?- - 55~150 ?? t j ?a?a junction temperature ?-?-?-?-?-?-?-?-?-?-?-?-?-?-?-?- - 55~150 ?? 1 d gnd 2 d in put 3 d out put l output current up to 100ma l low noise l high ripple rejection l power amplify output protection l thermal overload protection l current overload protection and sho rt circuit protection h79l 24 is the three terminal negative regulators with single chip, and in a wide range of applications ? it suppl ies fixed output voltages of - 24 v , deliver over 1 00m a output current ,and employs internal current limiting, t hermal shut down and safe operating area protection, making it essentially indestructible. to - 92 input 3 output 1 gnd 2 current generator series bypass element starting circuit refere nce voltage error amplifier thermal protection circuit soa protection
23213 3 - terminal fixed voltage regulator h79l 24 shantou huashan electronic devices co.,ltd . ? typi cal application ? ele c trical chara c teristic s ? u nless ot herwise specified , v in = - 33 v ,i o =40 ma, 0 ??? t j ? 125 ?? ,c in =0.33 | f ,c out =0.1 | f ? symbol parameter min. typ. max. unit conditions - 23 - 24 - 25 t j = 25 ?? - 22.8 - 25.2 - 38 v ? v in ? - 27v, 1ma ? i o ? 4 0 ma v o output voltage - 22.8 - 25.2 v v in = - 33 v, 1ma ? i o ? 7 0 ma 350 t j = 25 ?? , - 38 v ? v in ? - 27 v | v o line regulation 300 m v t j = 25 ?? , - 3 8v ? v in ? - 28v 200 t j = 25 ?? , 1ma ? i o ? 10 0 ma | v o load regulation 10 0 m v t j = 25 ?? , 1ma ? i o ? 4 0 ma i q quiescent current 6.5 ma t j = 25 ?? 1.5 - 38 v ? v in ? - 28v | i q quiescent current change 0.1 m a 1ma ? i o ? 40 ma v n output noise voltage 150 | v t j = 25 ?? ,10hz ? f ? 10 0 khz rr ripple rejection 31 47 db t j = 25 ?? , - 35 v ? v in ? - 29 v, f=120hz v d dropout voltage 1.7 v t j = 25 ?? H79L24
|
