9-100V降压，输出电流10A-ZCC1008B

四维电子

Features
 9V to 100V input voltage range
% M) v; c/ u( [8 W9 h2 I& R 10A continuous output current
 96% Peak Efficiency
 500μA operating quiescent current
 Peak Current mode control
 150 kHz Fixed Frequency
 Internal compensation for ease of use
- L0 y; P/ [- B! o! i Up to 91% duty cycle
' H8 z, }. }" S0 c+ @* r& k3 r) @( { 0.8V voltage reference
' l: j  q4 R) d 9μA shutdown current
 150ms Hiccup mode short circuit protection
Function
# u) C. T2 j- ~9 [& u Thermal shutdown Function
 MSOP-10 package
' r& e. X5 y" ?1 b7 cApplications
 Charger in vehicle
; _( ?' R( D$ V$ V Battery Chargers
  {" }) g* c1 t Power adapter
Description
The ZCC1008B is a high voltage, synchronous
8 R/ I& K# f5 s+ ]9 H( F' tstep-down controller operates over a wide range input
% v! n: J0 a6 o" f. K- r: C' rvoltage 9V to 100V. The ZCC1008B delivers 10A
( o" W9 N! s7 _0 Rcontinuous load current with up to 96% efficiency.
4 Y1 N& o8 v7 x, e4 k8 tThe ZCC1008B operates with fixed frequency peak
current control with built-in compensation eliminates the
2 W, b2 l* I2 r9 P( ~need for external components. Cycle-by-cycle current
limit in high-side MOSFET protects the converter in an
overload condition. Hiccup mode protection is triggered
if the over-current condition has persisted for longer
( u9 Q2 H3 ]( S  Y, I2 |# G+ I! }; g. qthan the present time. The ZCC1008B exhibits
! ?! y1 e$ {% Y0 `. sprotection feature that protect the load from faults like
under-voltage,over-current and over-temperature.
The ZCC1008B is available in an MSOP-10.
$ A; O: |0 [. o. A