100V同步降压，内置mos，输出电流5A-ZCC1005

四维电子

Features
8 G* C+ j. h9 x 9V to 100V input voltage range
 1.5A/5A continuous output current
" m3 l. y6 s% v3 y9 a 95% Peak Efficiency
5 t+ ]  K5 D% K& y7 X7 A. t 400μA operating quiescent current
 100V 400-mΩ high-side MOSFET
8 a1 `8 I0 k  ? Peak Current mode control
 150 kHz Fixed Frequency
9 }  E. {; D5 A9 Y$ [5 u7 l/ ^9 f Internal compensation for ease of use
% Y( \$ A2 g  c6 t4 b( B Up to 92% duty cycle
+ ?9 E& i4 |/ R0 i1 ~ 0.8V voltage reference
 1μA shutdown current
& p7 n( o5 ~, H+ W+ X 3A/6A cycle-by-cycle current limit
; w! j( v3 B1 S; p% q  l 150ms Hiccup mode short circuit protection
% I5 G  m% U! ~; s7 S4 D6 J3 C) lFunction
 Thermal shutdown Function
 ESOP-8 package
Applications
 Charger in vehicle
" w# Q( c; j- T4 i& |' L) H Battery Chargers
 Power adapter
Typical Application
* ?6 X5 X1 S) `Description
- `6 A* A( k9 T' T% [' IThe ZCC1005 is a high voltage, non-synchronous
( J% e$ s3 Z- A! a1 F0 qstep-down converter operates over a wide range
input voltage
* n3 h8 K  C; }& E" W9V to 100V. The ZCC1005
0 C, s$ E! j* ^( Iintegrates a 100-V 400-mΩ high-side MOSFET.
The ZCC1005 delivers 1.5A continuous load
. M( \- |" T# g* u3 w6 m  y7 L; o- Mcurrent with up to 95% efficiency. The ZCC1005
operates with fixed frequency peak current control
* p6 Q; l6 J6 _3 Twith 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.
& p5 r- \9 f1 P2 w5 {/ g' KHiccup mode protection is triggered if the
* O& N- T: f' x# L/ m& d8 [# N+ J  Fover-current condition has persisted for longer than
the present time.
The ZCC1005 exhibits protection features that
# g) u; J. I, \$ \protect the load from faults like under-voltage,
over-current and over-temperature.
& y: K' a9 g; S: }+ qThe ZCC1005 is available in an ESOP-8 package.
" M0 r+ o5 l9 `, P, ^& x* ]9 x