耐压100V同步降压最大5A输出电流 ZCC1005

四维电子

1 q+ E' e  v8 Z7 eFeatures
 9V to 100V input voltage range
 1.5A/5A continuous output current
) h7 w( ?3 \, h" }( c 95% Peak Efficiency
 400μA operating quiescent current
5 k6 R+ W+ Y' b( ]( Y 100V 400-mΩ high-side MOSFET
 Peak Current mode control
1 h) [7 t$ G! }) f7 p; \ 150 kHz Fixed Frequency
 Internal compensation for ease of use
: Q1 m& V- a& f8 [" w Up to 92% duty cycle
) R- v! H2 C$ ` 0.8V voltage reference
 1μA shutdown current
 3A/6A cycle-by-cycle current limit
5 E$ E4 U# g' P* A; v, j& _, \ 150ms Hiccup mode short circuit protection
) B  Y, y( y- ~( ?2 F- VFunction
, O4 b+ c% M# B0 O Thermal shutdown Function
 ESOP-8 package
# C' H( m, I% g& C& [% OApplications
- v2 I- V2 V5 t: t Charger in vehicle
 Battery Chargers
 Power adapter
Typical Application
* Q# \( w  Y5 _0 B8 `( n% c' B6 `Description
% k+ a$ a# T8 X: VThe ZCC1005 is a high voltage, non-synchronous
step-down converter operates over a wide range
" p9 T  e- A+ X8 j7 [+ s* x+ u- ninput voltage
$ z8 \3 G% b) \' a, _1 J: C+ f% m9V to 100V. The ZCC1005
integrates a 100-V 400-mΩ high-side MOSFET.
The ZCC1005 delivers 1.5A continuous load
current with up to 95% efficiency. The ZCC1005
operates with fixed frequency peak current control
with built-in compensation eliminates the need for
6 }/ ^4 [+ h4 T3 t2 D" [external components.
# \2 f% A9 n4 m2 M- U) {4 |Cycle-by-cycle current limit in high-side MOSFET
6 r5 }: A* c0 P2 Vprotects the converter in an overload condition.
Hiccup mode protection is triggered if the
over-current condition has persisted for longer than
% j  o; l8 u( \the present time.
The ZCC1005 exhibits protection features that
" Z' E" {) Z$ B- t4 s2 t* _protect the load from faults like under-voltage,
over-current and over-temperature.
% h  _9 S! ]5 N0 I$ nThe ZCC1005 is available in an ESOP-8 package
% |1 y5 {6 L/ x

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ZCC1005是一种高压非同步降压转换器，可以提供1.5A连续负载，效率高达95%。