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SC1452 データシート(PDF) 2 Page - Semtech Corporation |
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SC1452 データシート(HTML) 2 Page - Semtech Corporation |
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2 / 15 page ![]() 2 2006 Semtech Corp. www.semtech.com SC1452 POWER MANAGEMENT r e t e m a r a Pl o b m y Sm u m i x a Ms t i n U e g a tl o V y l p p u S t u p n IV N I 7 + o t 5 -V e g a tl o V t u p n I e l b a n EV N E V + o t 5 - N I V e g n a R e r u t a r e p m e T t n e i b m A g n it a r e p OT A 5 8 + o t 0 4 -C ° e g n a R e r u t a r e p m e T n o it c n u J g n it a r e p OT J 5 2 1 + o t 0 4 -C ° e r u t a r e p m e T e g a r o t ST G T S 0 5 1 + o t 0 6 -C ° t n e i b m A o t n o it c n u J e c n a d e p m I l a m r e h T θ A J 3 1 1W / C ° e s a C o t n o it c n u J e c n a d e p m I l a m r e h T θ C J 2 4W / C ° )l e d o M y d o B n a m u H ( g n it a R D S ED S E2 V k r e t e m a r a Pl o b m y Ss n o i t i d n o Cn i Mp y Tx a Ms t i n U N I e g a tl o V y l p p u S t u p n IV N I 5 2 . 25 . 6 V t n e r r u C t n e c s e i u QI Q V A N E V , V 0 = B N E V = N I I , B T U O r o A m 0 5 1 = V B N E V , V 0 = A N E V = N I I , A T U O A m 0 5 1 = 0 1 10 5 1A µ 0 0 2 V A N E V = B N E V = N I I , A T U O I = B T U O A m 0 5 1 =0 3 10 0 2A µ 0 5 2 V N I V , V 5 . 6 = A N E V = B N E ) F F O ( V 0 =2 . 00 . 1A µ 5 . 1 B T U O , A T U O e g a tl o V t u p t u O ) 1 ( V T U O I T U O A m 1 =% 1 -V T U O % 1 +V A m 0 ≤ I T U O ≤ V , A m 0 5 1 T U O V 1 + ≤V N I ≤ V 5 . 5 % 2 -% 2 + n o it a l u g e R e n i L ) 1 ( G E R ) E N I L ( V T U O V 1 + ≤ V N I ≤ I , V 5 . 5 T U O A m 1 =5 . 20 1V m 2 1 n o it a l u g e R d a o L ) 1 ( G E R ) D A O L ( A m 1 . 0 ≤ I T U O ≤ A m 0 5 15 -0 2 -V m 0 3 - Unless specified: T A = 25°C, VIN = VOUT + 1V, IOUTA = IOUTB = 1mA, CIN = COUT = 1.0 µF, VENA = VENB = VIN. Values in bold apply over full operating temperature range. Absolute Maximum Ratings Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device reliability. Electrical Characteristics |
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