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本帖最后由 Heaven_1 于 2023-2-27 17:03 编辑
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FEATURES
! p, \1 y9 l* ~3 o; C# I0 m' _■ Three-channel PMU:Buck,Boost
" v( [- t! W V& f8 Tand6 X8 j F; q/ i- v
Super8 k9 p4 d. P% h
capacitor charger& p& q/ Z) E4 Q0 J; w" _
■
* Q. [6 @9 `: F/ W/ X# E Qwide working range: 5V-40V S m' o: | w5 W4 z: N5 J' ^* Q
■ 3.3V 450mA Output Power for Buck* f0 Q( h" ?& j! y. q. k7 D
■- c2 I6 c) f [" e, z- Q, h
12V 500mA Output Power for Boost at 2.7V9 ]7 ~* t- [0 p
Input- m0 d' c1 c0 ]5 C" k
■3 m) s- L% V7 i& Y0 \
1% accuracy for Charger CV voltage and up; t% `- }1 v1 K4 F
to 150mA constant charge current6 R- z1 U {: o- \9 o# }
■
; A* o7 m9 B5 h) s- cHigh Efficiency PFM mode at light load for5 Q; S1 C [& W$ n' E [
Buck+ D" m( i, ^4 n, i0 k
■ Enable pin to auto-switch boost and charger$ b/ H3 ^! k. [/ K2 R* [ g) x3 T3 A
■' t( Q2 y# i# O7 X: ^
Available in ES0P8 and QFN3x4-24 Package8 T* b3 J- c( _! @& M; Y( w# X' Z
APPLICATIONS9 `* @( X( ]) h
■ PLC modules M9 m, e# r/ o# I5 _' k
■ Power Meters0 b& m! B: k7 Z; O2 s
■ Any system that needs super capacitor as a, @3 R2 U2 k0 X5 _6 D( Y! e- z ^
backup power
, a6 i4 @: P! {/ R$ R1 \2 TDESCRIPTION% D1 C: q$ H2 t0 ` e5 r
ZCC4200 is a three-channel PMU that includes a, D' Q8 }) Q4 @% |) X' g
40V input, a high efficiency synchronous buck: Z% g9 ~' k+ v* Q0 N) C
converter, a low startup, high efficiency 18V* f. h2 k0 z. \/ e& J
boost converter and a super capacitor Charger.- b6 X8 w" }- d) _' U1 h, m8 N* h' v e
The buck converter withstands input voltage up8 D. z( j6 a/ v- n3 I
to 40V and delivers a 3.3V output with up to 450mA
' I, s$ B4 i* y4 Kcurrent. The boost converter is capable of, m* A- |; Q) }7 V2 r! d: m: }
providing up to 500mA to 12V output from a single0 m( k4 m' Y h6 t6 n% Q
cell super capacitor or a battery at 2.7V. A
. }2 @$ ~+ g# h5 S8 Olinear supercapacitor charge is also integrated with a very high accuracy CV voltage.3 c/ `. Q# f; U; }" V" U9 p( p
The output voltage of boost can be adjusted by- I7 b7 i) E+ o/ G" _$ ~
external resistor divider. All three power0 r x+ e* x: v2 j! g( Z+ _! x
modules are packed into a single ES0P8 and
' z0 [3 {7 n' g# Q- _" i$ [QFN3x4-24 package,beating the discrete
. c8 P% p, K* _1 \3 n! i) @- y1 [solution in features, peRFormance, size, PCB0 B/ N7 A" R2 i$ T+ \ l
layout and cost
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发表于 2023-2-24 18:08
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