9-100V降压，输出电流10A-ZCC1008B

四维电子

Features
: L8 R' W8 t$ y7 ?$ }& v- k 9V to 100V input voltage range
 10A continuous output current
# Q& W7 J7 J9 W2 @  d# g, _$ j6 j, w 96% Peak Efficiency
 500μA operating quiescent current
$ h% R% v0 @1 {5 V/ q' A1 a7 y Peak Current mode control
 150 kHz Fixed Frequency
3 s2 T) v' \7 A$ Y# ` Internal compensation for ease of use
 Up to 91% duty cycle
 0.8V voltage reference
 9μA shutdown current
: X5 U' Q/ d+ h' h* Y 150ms Hiccup mode short circuit protection
: z1 E# X/ @9 g( p$ sFunction
5 ~! v) ^5 c/ i: V# W( a Thermal shutdown Function
. Z8 N6 @9 f9 Z* F; w% @" _ MSOP-10 package
Applications
 Charger in vehicle
: c3 j) p# N, M  _$ ~' S Battery Chargers
 Power adapter
' P5 m. Z& K6 B* p- WDescription
The ZCC1008B is a high voltage, synchronous
. n4 q  {8 A  M0 A+ I- ~7 Dstep-down controller operates over a wide range input
voltage 9V to 100V. The ZCC1008B delivers 10A
5 c  w9 |* Y2 w, O6 K$ R/ D  l5 gcontinuous load current with up to 96% efficiency.
The ZCC1008B operates with fixed frequency peak
! W5 t  _6 x& I% Kcurrent control with built-in compensation eliminates the
  M1 B' K+ T% ~; r' yneed for external components. Cycle-by-cycle current
( y) b5 k8 V7 ~7 Y2 jlimit in high-side MOSFET protects the converter in an
! N% U4 _' M( m  Doverload condition. Hiccup mode protection is triggered
) x* Y" }. s7 k2 [0 o% J/ U- wif the over-current condition has persisted for longer
5 r: e: E% l! J( `6 m( j: _$ I* I4 h, ?than the present time. The ZCC1008B exhibits
& e( c* ~& N( v. C2 s! Qprotection feature that protect the load from faults like
, l' E& {7 h( d& |under-voltage,over-current and over-temperature.
The ZCC1008B is available in an MSOP-10.
9 f5 V/ ?% h2 d