100V 输入同步降压最大5A输出电流 ZCC1005

四维电子

Features
4 L* J0 F: N/ C  y 9V to 100V input voltage range
5 n4 a: t, k! N5 e, h% U' t 1.5A/5A continuous output current
6 Y; l% F9 f5 }+ u' F, `- L9 a 95% Peak Efficiency
0 n4 A- h; H- a$ S$ Y+ X 400μA operating quiescent current
2 v, _% x: E& |# A. Y. V 100V 400-mΩ high-side MOSFET
 Peak Current mode control
 150 kHz Fixed Frequency
 Internal compensation for ease of use
: ]& ~, J# _7 ?- T! G2 y Up to 92% duty cycle
 0.8V voltage reference
: d1 h) J/ e( p1 n  h 1μA shutdown current
 3A/6A cycle-by-cycle current limit
' i/ A  a# S4 [; Q& t+ ~6 M 150ms Hiccup mode short circuit protection
/ ]5 z0 O& I. [& LFunction
5 M4 V& [  {  F4 m* ?4 u Thermal shutdown Function
 ESOP-8 package
Applications
7 J5 Q" `5 ]; g! `( Z' I/ F Charger in vehicle
1 C' c4 B( {$ [: a& O9 A. g0 L' a Battery Chargers
* z; x3 e& Q# O6 e; M! D Power adapter
" u+ X9 F( \' S: S( JTypical Application
2 G. T: I/ z& z. A3 R0 u7 QDescription
; y6 s0 |9 [& e) ?2 n4 m# R/ |/ ]The ZCC1005 is a high voltage, non-synchronous
step-down converter operates over a wide range
, C: n. H3 |! i4 r4 |# u/ Z; F! W0 |input voltage
9V to 100V. The ZCC1005
" V, ^5 M* e9 e1 [' s; P* Z' vintegrates a 100-V 400-mΩ high-side MOSFET.
The ZCC1005 delivers 1.5A continuous load
' A# B# ], u+ `% x3 Ocurrent with up to 95% efficiency. The ZCC1005
. p6 z. ?$ O' Q  T. Moperates with fixed frequency peak current control
" ~+ S' `* t# h8 t1 W6 uwith built-in compensation eliminates the need for
external components.
" n1 }" \. Z8 O' ACycle-by-cycle current limit in high-side MOSFET
$ y/ V% W4 n1 [/ m- M! Zprotects the converter in an overload condition.
" F0 ^0 k- }' {6 c/ YHiccup mode protection is triggered if the
over-current condition has persisted for longer than
7 \8 Z% L) w% A* @* _' X% k5 Athe present time.
6 |' ?' F8 H8 z3 C3 s; BThe ZCC1005 exhibits protection features that
protect the load from faults like under-voltage,
over-current and over-temperature.
" f( q7 b! i+ }- XThe ZCC1005 is available in an ESOP-8 package.
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