ZCC1001E 100V 1.5A降压芯片

四维电子

Features
 9V to 100V input voltage range
. m0 z# c0 Z1 u# w9 V: a  Q( O 1.5A current limit
2 ^  {+ [( T' X- |! i4 p 1A continuous load current
 95% Peak Efficiency
0 z) |+ M* R# {' h 400μA operating quiescent current
, Z" g3 a8 a( {& V. |3 G3 v" ^ 120V 400-mΩ high-side MOSFET
: F( S9 L$ h! x+ I  c! _# i2 }  e Peak Current mode control
( _& Y! R! R! m' v9 k5 B  } 150 kHz Fixed Frequency
; N' Y6 W1 R* ]. l6 q- `! U+ f Internal compensation for ease of use
 Up to 92% duty cycle
 0.8V voltage reference
 1μA shutdown current
 150ms Hiccup mode short circuit protection
Function
$ e+ l5 y1 X+ I& ^ Thermal shutdown Function
9 T- k0 }( q6 |1 T4 n/ ~ ESOP-8 package
& H8 d- |. J; s: h4 F* LApplications
 Charger in vehicle
+ w* E& {. q  d! ~ Battery Chargers
$ Y* T/ U+ `; e" w3 ]8 k) u Power adapter
3 B3 y7 ^0 i  zDescription
6 r& h, g6 a4 X% Z' a+ uThe ZCC1001E is a high voltage, non-synchronous
step-down converter operates over a wide range
7 Y) R" ~" ^$ i. \; W* A" Sinput voltage 9V to 100V. The ZCC1001E
" f5 @; W8 W6 q- e, D, fintegrates a 120-V 400-mΩ high-side MOSFET.
The ZCC1001E delivers 1A continuous load
current with up to 95% efficiency. The ZCC1001E
8 u0 [9 ~0 J2 V) uoperates with fixed frequency peak current control
8 h& W" a, X" P+ i0 a8 owith built-in compensation eliminates the need for
external components.
2 `- u  I0 z" m# f8 u5 iCycle-by-cycle current limit in high-side MOSFET
protects the converter in an overload condition.
) o2 [$ C8 L% n& J$ u8 I+ I+ h  \Hiccup mode protection is triggered if the over
current condition has persisted for longer than the
& I7 x8 ?/ S. U. w' r3 q/ Lpresent time.
2 ^2 `* X/ G- j0 w% B) FThe ZCC1001E exhibits protection features that
2 Z) z- }& A: U# D- _' a" tprotect the load from faults like under-voltage,
over-current and over-temperature.
The ZCC1001E is available in an ESOP-8 package.