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2022-8-5 15:55 |
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签到天数: 11 天 [LV.3]偶尔看看II
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FEATURES+ C* J; w# J0 f6 g& s
■ Three-channel PMU:Buck,Boost
. m1 W f& H, r$ H1 f. k0 {and+ M' i6 E5 X0 l1 J; j
Super% i2 j B3 C" i! e4 K! c
capacitor charger j$ g6 I) o" g5 z4 n* R3 t
■+ a2 r! i; O) w5 P% V! g& h
wide working range: 5V-40V8 q, ]; G5 ]6 U' w; F; J5 G9 O
■ 3.3V 450mA Output Power for Buck4 g, k8 W# W ^, X3 _/ p
■' U+ W! [4 W4 q7 N0 w+ U# q
12V 500mA Output Power for Boost at 2.7V
3 X; r# Y$ i L$ [8 B) mInput
0 k. D% _% `9 R+ m: Z■
& }- ?% L+ q- ?6 p1% accuracy for Charger CV voltage and up( ~9 W/ \! l; R* V8 M2 q) o
to 150mA constant charge current$ }% ^3 a1 H$ h8 H1 X
■
% [$ P: u+ `8 a7 KHigh Efficiency PFM mode at light load for5 Q8 a& m+ d/ T* y
Buck
, F3 D6 o) T- P7 O- G% [■ Enable pin to auto-switch boost and charger4 G6 t7 u' t. I5 H7 \, y" h' q
■
1 W7 R: L. `' T( QAvailable in ES0P8 and QFN3x4-24 Package
4 s! T5 |. F2 A5 hAPPLICATIONS$ X. a/ z9 A: Y3 I% n
■ PLC modules
3 F9 o |" R! D: a4 o9 T■ Power Meters
5 W4 s1 h: [* {; u■ Any system that needs super capacitor as a
. e5 J m( }2 B) [/ j* ubackup power
7 F! o7 V4 ]7 rDESCRIPTION# ]6 o2 J6 s1 _, P
ZCC4200 is a three-channel PMU that includes a
% Z) O: E4 p+ n$ p. R0 G! F40V input, a high efficiency synchronous buck
( y& \# o2 K4 U2 A0 V# xconverter, a low startup, high efficiency 18V
: h! K. B2 D/ A# r9 G. m& n& o* Aboost converter and a super capacitor Charger.7 h& Y$ ~/ d! P1 k" v) i# e% n$ z
The buck converter withstands input voltage up
1 J0 q% R: d( yto 40V and delivers a 3.3V output with up to 450mA* t7 d2 n- }# d8 P( q9 \
current. The boost converter is capable of
; O; W0 R! ~+ c% o& Q" Aproviding up to 500mA to 12V output from a single
9 C7 m' }6 _9 ~1 `; fcell super capacitor or a battery at 2.7V. A8 x2 X! `- M3 \" _
linear supercapacitor charge is also integrated with a very high accuracy CV voltage.$ F8 Z) h/ }# P; c% \" ~' d% e
The output voltage of boost can be adjusted by) m& _* s9 `% `/ p, b! s, W
external resistor divider. All three power
$ Y$ O& f3 l8 r/ n. W: w! mmodules are packed into a single ES0P8 and) q7 M, \ y4 S( i
QFN3x4-24 package,beating the discrete- P" ~2 A# D! i, m
solution in features, peRFormance, size, PCB" U! A# ~( t$ B9 o, q
layout and cost
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发表于 2022-10-19 18:01
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