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本帖最后由 Heaven_1 于 2023-2-17 09:48 编辑 % i! a) b' k& g4 N. h6 E9 G, D
( j! q9 {6 g2 u5 g# m! C- ~% HFEATURES& Z D0 E! p9 @0 o! h+ N+ u
■ Three-channel PMU:Buck,Boost& Z; y$ O4 g- r2 d* Y& L7 X
and; w9 W4 z- r/ Y
Super7 o) H4 _* q. q$ _" i: K2 A
capacitor charger3 {- {; S% }! r8 c& L' }" |) F/ g0 S
■
+ B8 u; [ N i7 j+ ~( T6 G. qwide working range: 5V-40V" a- N8 N( t8 t$ b4 R. L- V
■ 3.3V 450mA Output Power for Buck
% _4 b; @, X# q: g2 Q" b■/ c/ K( q2 W$ ^) ], u; h
12V 500mA Output Power for Boost at 2.7V6 e* a+ {) \/ m3 k _8 _3 j
Input
" Y% k) _) s; f4 Z% m- }; @■1 x$ v8 ^: T) j( @
1% accuracy for Charger CV voltage and up
! M7 G& ^6 H" H4 y3 Q4 ?+ Mto 150mA constant charge current5 E6 d# g. b% p) @
■& M) Y3 W: R+ J) W: J+ x: u* [
High Efficiency PFM mode at light load for
/ c# ]' k, z# Z1 L1 e8 v" zBuck
6 {0 h/ p. h: w# X■ Enable pin to auto-switch boost and charger8 Y7 K. L- j5 |) _
■" G! V6 m3 q& t' E7 D
Available in ES0P8 and QFN3x4-24 Package7 t+ g W3 j4 y8 F; V/ ]7 S/ w
APPLICATIONS" P4 p5 H5 T) y. y C y
■ PLC modules- [" \9 P* |$ M# \0 y5 ^
■ Power Meters
5 J* G# z" g# g■ Any system that needs super capacitor as a# O: v4 `0 |$ \. k4 ~
backup power0 W; I& n, ?# s" B* i
DESCRIPTION' n3 E; O( i% l: M" {
ZCC4200 is a three-channel PMU that includes a
8 b2 w. `( p3 F9 M9 ^: g# m1 A40V input, a high efficiency synchronous buck. @( @, @ _+ H' w
converter, a low startup, high efficiency 18V
: _! N6 b6 _4 ^1 ~1 Fboost converter and a super capacitor Charger.$ w0 l/ ^& d9 U1 P( [
The buck converter withstands input voltage up
2 n( d4 F7 I: h# ato 40V and delivers a 3.3V output with up to 450mA8 I( p7 ^9 o/ J. L6 {+ h9 h0 H
current. The boost converter is capable of
- t* |/ w$ ]- m% m% Oproviding up to 500mA to 12V output from a single! i3 G& @! U$ u0 x2 E' w
cell super capacitor or a battery at 2.7V. A) ?3 r7 S( s5 y g
linear supercapacitor charge is also integrated with a very high accuracy CV voltage.
, @9 E( g; [1 C- c0 C5 nThe output voltage of boost can be adjusted by2 H l/ V2 O2 c; ]/ v
external resistor divider. All three power
$ H4 o" R8 D n: V6 Umodules are packed into a single ES0P8 and
( s& W) N2 ?2 S, }( {9 bQFN3x4-24 package,beating the discrete
4 f7 K* T; i3 o7 f, bsolution in features, peRFormance, size, PCB: I9 S$ O' t* y0 c: w
layout and cost
$ { U5 n* O3 ~; U; J% h0 w |
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发表于 2023-2-16 18:01
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