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概述$ f0 Z% l6 R! x4 _- A- A* Y6 z
The SL1586A is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power) ]5 ^1 p4 I1 ^ S" O
MOSFETs. It offers a very compact solution to provide a 2A continuous output current over a wide input supply4 T' [4 ]9 h& T7 ^
range, with excellent load and line regulation. ECOT force-CCM control operation provides very fast transient: ?! p$ ~* L5 ^' i- ^, E8 o5 x) [
response and easy loop design as well as very tight output regulation.: @. n. ?7 [* [+ @8 V, v: h$ P6 v6 @" ^
The SL1586A requires a minimal number of reADIly available, external components and is available in a space saving
) [1 a# Q0 K9 D+ oSOT23-6 package.
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" R6 d9 W J) U! M- y0 I/ b特点$ @: h3 C$ E) t4 }, \0 ~
• Wide 4.5V to 28V Operating Input Range
0 @/ d7 ^; J, s r2 |5 W• 2A Continuous Output Current7 C# g) m. p, z: Q }9 ^( ~0 c5 X
• 500K switching Frequency t' Y1 J- q- |
• ECOT Mode Control with Fast Transient
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• Built-in Over Current Limit
* K" ~7 v+ b" V2 }& ]6 W• Built-in Over Voltage Protection \* k3 t# s b( p2 q: c
• Continuous Conduction Mode (CCM)
1 }8 a$ i0 P3 E, i2 h6 j• Internal Soft-start9 D3 j+ [( X% c8 K
• 100mΩ/50mΩ Low RDS(ON) Internal Power& p+ j8 B8 r. P P
MOSFETs
# Z5 F0 e& @; g3 b0 M: [, y• Output Adjustable from 0.6( y! Q& j' O& }3 q
• No Schottky Diode Required) h" X0 i1 F) J- c
• Short Protection with Hiccup-Mode- U" T7 s( C5 H4 r
• Integrated internal compensation
1 ?8 Y; u) h( H• Thermal Shutdown; x/ d' N3 O" E, ~% s+ h: q/ m
• Available in SOT23-6 Package" ^; c7 i" [8 ^3 Z) p5 x
• -40°C to +85°C Temperature Range+ G7 I, z" W% u9 J
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应用范围% t' C9 m. W2 Q4 @, H9 S$ F( o9 l
• Automotive Systems- O! m* w; w% k% `; `6 c
• Network Terminal Equipment5 {' ^( l. i; X. q+ `
• Security Monitoring camera( H& X2 A4 d$ U. x0 S) g6 j; b8 c, G; u. H
• Printer Systems
# N( M/ S/ i6 G& }• Industrial Power Systems
- P: O! p4 x% I• Distributed Power Systems! f8 _* T- }: x" {( a# E9 X
8 r+ [" M6 d1 D8 `电路图
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