100V同步降压，内置mos，输出电流5A-ZCC1005

四维电子

Features
9V to 100V input voltage range
& t: d( [* T9 o( P9 a( X1.5A/5A continuous output current
0 t& b0 Y7 J4 L' B# |- q& U95% Peak Efficiency
  z" i8 f) O. w0 L) t5 |9 h  v  ^400µA operating quiescent current
100V 400-mΩ high-side MOSFET
; g/ B$ B" @* Y0 j! I7 HPeak Current mode control
150 kHz Fixed Frequency
8 ^$ g( k7 p* ]& [Internal compensation for ease of use
) g: H: @! I6 t* t) NUp to 92% duty cycle
0.8V voltage reference
1µA shutdown current
3A/6A cycle-by-cycle current limit
150ms Hiccup mode short circuit protection
Function
Thermal shutdown Function
ESOP-8 package
Applications
) a7 S( b0 X3 c" lCharger in vehicle
Battery Chargers
Power adapter
6 B  |4 h/ Z. }5 C, i! d$ H! i4 mTypical Application
Description
The ZCC1005 is a high voltage, non-synchronous
step-down converter operates over a wide range
input voltage
8 W7 p) h  ^$ r9V to 100V. The ZCC1005
& t! n# Q& d7 N1 w1 m1 Kintegrates a 100-V 400-mΩ high-side MOSFET.
0 M) R7 @5 v% V  ?The ZCC1005 delivers 1.5A continuous load
4 g8 S1 N; k* p, o3 bcurrent with up to 95% efficiency. The ZCC1005
operates with fixed frequency peak current control
3 ]+ ^0 }* h- t7 y3 j& E; c! n! I$ Pwith built-in compensation eliminates the need for
external components.
Cycle-by-cycle current limit in high-side MOSFET
protects the converter in an overload condition.
6 O3 v# u3 l  d( ]( _9 E3 X3 U6 `Hiccup mode protection is triggered if the
over-current condition has persisted for longer than
* m$ H8 i- O$ y) a+ U2 u8 @& s( xthe present time.
4 D; G% g$ i/ \4 n5 KThe ZCC1005 exhibits protection features that
protect the load from faults like under-voltage,
over-current and over-temperature.
, s$ {: |( ]- J  A& K! |% BThe ZCC1005 is available in an ESOP-8 package.