耐压100V同步降压最大5A输出电流 ZCC1005

四维电子

Features
0 l& s6 J3 p4 M2 v/ P1 ` 9V to 100V input voltage range
 1.5A/5A continuous output current
 95% Peak Efficiency
' z2 k1 @/ |# u% E 400μA operating quiescent current
" Z. v  ^" p/ ~+ c* ~ 100V 400-mΩ high-side MOSFET
) R4 W# H( |3 Y$ Z9 _; N/ x. J Peak Current mode control
 150 kHz Fixed Frequency
 Internal compensation for ease of use
 Up to 92% duty cycle
; r* g# X7 r5 \ 0.8V voltage reference
 1μA shutdown current
 3A/6A cycle-by-cycle current limit
1 w0 R2 I# N9 @0 k 150ms Hiccup mode short circuit protection
- g6 P7 l; l! M. a. R( ]Function
- n) M$ r( @- v3 i9 K$ M8 l. R Thermal shutdown Function
 ESOP-8 package
! b" t7 p0 h& D+ R/ V. z3 nApplications
) \! D9 d2 `( Q9 `" ~ Charger in vehicle
; |' `  B6 {; Y. l" B* _# P5 z Battery Chargers
0 ^9 o* ^3 ?6 \) J" d$ Z Power adapter
Typical Application
, l' z. z( i- [+ j9 z* z9 a/ xDescription
: w; K, y0 W8 z$ U$ J7 T8 c* u9 rThe ZCC1005 is a high voltage, non-synchronous
step-down converter operates over a wide range
8 t* v# D' [1 ^; G# cinput voltage
% C* C% X! r, j2 Z5 a3 r1 i9 ?% _9V to 100V. The ZCC1005
" I- p  K+ k' Y" C/ pintegrates a 100-V 400-mΩ high-side MOSFET.
The ZCC1005 delivers 1.5A continuous load
current with up to 95% efficiency. The ZCC1005
4 x" U5 O1 `5 E3 x) t$ loperates with fixed frequency peak current control
with built-in compensation eliminates the need for
/ K3 N6 @& }% p" |: Z2 _external components.
: B& Z) R" l0 S( y9 [Cycle-by-cycle current limit in high-side MOSFET
2 x1 J0 c' O$ f5 c2 Y3 P5 Qprotects the converter in an overload condition.
Hiccup mode protection is triggered if the
- n: r( |6 Y8 u0 [2 @" n. k& i, t! pover-current condition has persisted for longer than
- O: F' o4 N( G8 I5 ethe present time.
The ZCC1005 exhibits protection features that
- y  o! b( }- bprotect the load from faults like under-voltage,
over-current and over-temperature.
The ZCC1005 is available in an ESOP-8 package
. A" f. J1 @, d8 U/ U, j% {

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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%。