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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
e2 r, x: j& V, u: O■ Three-channel PMU:Buck,Boost9 G3 y4 q* ^2 A" T+ V
and2 }5 U$ _0 R p) n5 c: ?1 K
Super
5 R: l+ Z1 _& w- v( R" icapacitor charger
1 i" F( D2 C/ e/ G3 g/ D" M$ w N■
/ m5 f, h* @, `$ q* @wide working range: 5V-40V
' P7 \ h$ g( z+ v■ 3.3V 450mA Output Power for Buck
; R' e$ F3 x! O& w) I7 B8 T■
1 E4 H q. d8 O6 R1 l9 N) |12V 500mA Output Power for Boost at 2.7V( f2 z* W5 M# m6 |) I
Input
8 e4 G5 K4 R& g" G* t+ i: Y; x) }■2 {# v0 ]( J2 }5 r; f. e/ U1 E" ^
1% accuracy for Charger CV voltage and up! b5 p; E& Z) u* {! V* ]
to 150mA constant charge current
8 S" G' e A6 J7 M* a) {■
: ~$ O5 {4 u) v" O, P# |High Efficiency PFM mode at light load for: j& A0 k8 B a$ N E# l
Buck6 i4 V9 x: L6 t. p
■ Enable pin to auto-switch boost and charger1 F* ^" S7 f. P0 P2 O, c$ X2 `: ~6 ?9 `
■' k, @. R6 U! K. P. H
Available in ES0P8 and QFN3x4-24 Package( E+ ]% C% o, R' W4 G
APPLICATIONS
- C. T9 A; s/ |" C■ PLC modules
+ I" k( l5 _1 M3 K■ Power Meters6 [ M o F' {0 W i
■ Any system that needs super capacitor as a
# o4 b- u" l6 i5 L! Qbackup power5 M% g! P& M8 ^2 ~9 e% F$ I( \2 K
DESCRIPTION# {+ y; n5 @# e* g% ] J
ZCC4200 is a three-channel PMU that includes a
5 a# D$ C8 l7 k- \9 ?* i40V input, a high efficiency synchronous buck
7 Z: P! C) h% B+ `6 h, B# i7 d5 f6 {# wconverter, a low startup, high efficiency 18V
$ s$ I3 C4 W2 }boost converter and a super capacitor Charger.! u( T! R2 h: d9 z- ?/ V
The buck converter withstands input voltage up
2 a% Q3 f0 O" [8 h, G: [to 40V and delivers a 3.3V output with up to 450mA
0 l9 j5 Q& I( Wcurrent. The boost converter is capable of
k5 K* V1 R; D3 U# y2 E/ v; ^providing up to 500mA to 12V output from a single
/ C3 d4 y. D# n0 `/ Xcell super capacitor or a battery at 2.7V. A5 E( T, s$ d5 J9 V1 C2 \
linear supercapacitor charge is also integrated with a very high accuracy CV voltage.0 \% n9 c. j: c; ]
The output voltage of boost can be adjusted by7 q4 l( e7 b# b f9 r8 [6 }
external resistor divider. All three power o! P1 b7 e) q4 c* E1 ?5 a
modules are packed into a single ES0P8 and: w4 w& G; F2 X
QFN3x4-24 package,beating the discrete
4 ~4 V6 `" s/ a9 ~7 ]! isolution in features, peRFormance, size, PCB9 z5 m7 n( d, h5 @1 |, f
layout and cost
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发表于 2022-10-19 18:01
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