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SPX1585AT-L/TR Datasheet(PDF) 1 Page - Exar Corporation |
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SPX1585AT-L/TR Datasheet(HTML) 1 Page - Exar Corporation |
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1 / 7 page ![]() Now Available in Lead Free Packaging SPX1585 5A Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response FEATURES APPLICATIONS • Adjustable Output Down To 1.2V • Powering VGA & Sound Card • Fixed Output Voltages 1.5V, 2.5V, 3.3V • Power PC Supplies • Output Current Of 5A • SMPS Post-Regulator • Low Dropout Voltage 1.1V Typ @ 5A. • High Efficiency “Green” Computer Systems • Extremely Tight Load And Line Regulation • High Efficiency Linear Power Supplies • Current & Thermal Limiting • Portable Instrumentation • Standard 3-Terminal Low Cost TO-263 • Constant Current Regulators • Similar To Industry Standard LT1085/LT1585 • Adjustable Power Supplies • Battery charger PRODUCT DESCRIPTION The SPX1585 i s a low power 5A adjustable and fixed voltage regulator that is t e s o t s r o ts is e r l a n r e t x e 2 y l n o s e ri u q e r tI . e s u o t y s a e y r e v the output voltage for the adjustable version. The SPX1585 devices t u o p o r d r e w o l r e ff o t a h t s n o it a c il p p a e g a tl o v w o l r o f d e n g is e d e r a r o s s e c o r p o r c i m e g a tl o v w o l g n ir e w o p n i e s u r o f e c i o h c t n e ll e c x e n a si e c i v e d si h T . e s n o p s e r t n e is n a rt r e ts a f d n a e g a tl o v s that require a lower dropout, faster transient response to regulate from +2.5V to 3.8V supplies , and as a post regulator for switching supplies applica- tions. The SPX1585 features low dropout of a maximum 1.2 volts. e v it a g e n d n a e v it is o p d n a , n o it r e s n i d a o l d e s r e v e r , y ti r a l o p t u p n i d e s r e v e r ,s tl u a f t n e rr u c -r e v o ts n i a g a n o it c e t o r p ll u f s r e ff o 5 8 5 1 X P S e h T transient voltage. On-Chip trimming adjusts the reference voltage to 1%. The IQ h c i h w , d a o l e h t o t n i s w o lf e c i v e d si h t f o increases efficiency. The SPX1585 devices a r o F .s r o t a l u g e r l a n i m r e t 3 r e h t o h ti w e l b it a p m o c e g a k c a p 3 6 2 - O T n i p - 3 a n i d e r e ff o e r a n 8A low gulator , refer to the SPX1584 data sheet. PIN CONNECTIONS Top View TO-263-3 (T) 1 2 3 ADJ/GND VOUT VIN SPX1585 Note that TAB is connected to VOUT. 1/7 TM dropout re- |
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