ZCC1001E 100V 1A降压芯片 V1.1

四维电子

Features
 9V to 100V input voltage range
 1.5A current limit
# @$ T" u$ _. _: U* q* O 1A continuous load current
" |5 C+ O: L/ ?3 x8 I) O' z 95% Peak Efficiency
 400μA operating quiescent current
 120V 400-mΩ high-side MOSFET
 Peak Current mode control
 150 kHz Fixed Frequency
/ S/ H: [# x6 ^: e Internal compensation for ease of use
 Up to 92% duty cycle
/ E4 Y; D/ ~7 |' j 0.8V voltage reference
 1μA shutdown current
 150ms Hiccup mode short circuit protection
Function
 Thermal shutdown Function
 ESOP-8 package
7 N$ [8 @3 E" ^* B4 oApplications
3 M" E. h  K+ z( k0 N Charger in vehicle
 Battery Chargers
 Power adapter
Typical Application
5 I( g9 a- q5 RDescription
4 J% x& T0 i2 z% \) aThe ZCC1001E is a high voltage, non-synchronous
/ s7 g! y5 m) l1 {. Cstep-down converter operates over a wide range
input voltage 9V to 100V. The ZCC1001E
' l0 ]: H, _- O' Eintegrates a 120-V 400-mΩ high-side MOSFET.
The ZCC1001E delivers 1A continuous load
9 N. w; h; l1 W( R/ W+ V0 ?* Q$ gcurrent with up to 95% efficiency. The ZCC1001E
) q0 w9 S$ H0 Z, r7 i. Y; koperates with fixed frequency peak current control
' K8 {4 v/ Y/ F8 g4 Ywith built-in compensation eliminates the need for
external components.
Cycle-by-cycle current limit in high-side MOSFET
' h9 M. m& r+ d' d# Xprotects the converter in an overload condition.
Hiccup mode protection is triggered if the over
current condition has persisted for longer than the
; }. ?8 u- f$ e0 epresent time.
* f' P8 m( w, x- v5 M7 g/ J+ gThe ZCC1001E exhibits protection features that
; }( g0 i6 M5 M8 C9 |protect the load from faults like under-voltage,
& P; Q2 f+ e4 H# zover-current and over-temperature.
/ B9 \$ r' ^/ W7 u, f! u, k( UThe ZCC1001E is available in an ESOP-8 package.