ZCC1001E 100V 1A降压芯片 V1.1

四维电子

5 S' K% q7 R% f2 P* d) n
Features
% s% o1 d$ i! _5 x$ {7 J4 U! x  J; P2 S/ S 9V to 100V input voltage range
 1.5A current limit
  Y$ M" |, m; w) A/ b) y- Q5 G 1A continuous load current
 95% Peak Efficiency
) L. N6 R; @( B* V1 ~/ {6 l 400μA operating quiescent current
 120V 400-mΩ high-side MOSFET
 Peak Current mode control
 150 kHz Fixed Frequency
4 R8 f3 I% u* |2 b2 Y Internal compensation for ease of use
7 g3 M4 x8 ~+ w8 v; w Up to 92% duty cycle
  y; h" U0 p( e/ x 0.8V voltage reference
 1μA shutdown current
 150ms Hiccup mode short circuit protection
Function
 Thermal shutdown Function
& r* Z4 P) Q7 C* n  D ESOP-8 package
Applications
 Charger in vehicle
$ p9 t& p, g8 S. N4 E2 P Battery Chargers
7 w+ q3 e8 W  E' X9 l  ? Power adapter
& |( ]) J) Z/ _' ]/ f% n" V/ c% ETypical Application
7 p) I% Z$ ]  j' }Description
The ZCC1001E is a high voltage, non-synchronous
step-down converter operates over a wide range
, U8 E; W. h; F7 {input voltage 9V to 100V. The ZCC1001E
integrates a 120-V 400-mΩ high-side MOSFET.
5 K* o" U2 w4 [1 F) u( P- |3 \The ZCC1001E delivers 1A continuous load
current with up to 95% efficiency. The ZCC1001E
operates with fixed frequency peak current control
with built-in compensation eliminates the need for
external components.
" o8 X& I/ V: O! m9 f" |Cycle-by-cycle current limit in high-side MOSFET
  Z* T2 l5 B; K5 @; h0 Hprotects the converter in an overload condition.
- a3 L3 t$ c5 s) x+ nHiccup mode protection is triggered if the over
current condition has persisted for longer than the
present time.
6 M4 o0 r9 q0 ?2 f) o9 F& j4 LThe ZCC1001E exhibits protection features that
protect the load from faults like under-voltage,
over-current and over-temperature.
- I) R+ B# x+ y% w3 q( RThe ZCC1001E is available in an ESOP-8 package.