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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
/ z# U6 x( s& \6 o■ Three-channel PMU:Buck,Boost
. D! \$ o0 M4 D9 e# ?and6 M% {/ M& z E6 s
Super1 U1 _. a2 T, K4 v" S, O F
capacitor charger9 R" l/ a6 h' e3 |" I* I
■, @2 P& C4 Q4 P
wide working range: 5V-40V, B: Z+ f5 z! @% [
■ 3.3V 450mA Output Power for Buck! r3 x+ C( p* G. j( F1 M- o
■" c% S& B. g9 ?* j) b5 G
12V 500mA Output Power for Boost at 2.7V) P# x) l: X. o4 W
Input
, U: }, |% f, p+ r$ m; R9 }■
2 V7 L* M' }' \- L1% accuracy for Charger CV voltage and up
, l0 Q1 L: e6 V0 C# d! K6 M* Wto 150mA constant charge current0 J( T) a( m) E" X5 N8 }0 X) b
■
5 W6 M/ H$ b8 f" L6 J8 |, fHigh Efficiency PFM mode at light load for
. @' m8 L: W% uBuck
- A! t+ s5 t8 u( f+ X# h! Z■ Enable pin to auto-switch boost and charger
" |4 t3 Z" j: W; a# O- s9 d■6 ]* W2 a5 W* L& ~# ~4 ?6 B1 Z6 c
Available in ES0P8 and QFN3x4-24 Package
) s$ ]1 [0 |1 y* e$ N& v: gAPPLICATIONS
, {$ `" B i, N) o* C■ PLC modules
5 g1 b/ t+ c& a( I; w. k■ Power Meters
" N) G6 b5 X! C$ e$ J■ Any system that needs super capacitor as a5 H$ O9 M) `. p; e# s# ~
backup power% a0 l9 ^' m& ~+ C9 Z1 v5 [0 M' x
DESCRIPTION
5 ]! h3 g3 a v3 MZCC4200 is a three-channel PMU that includes a
! k! B$ i! _2 {. s40V input, a high efficiency synchronous buck
; d' n3 c% f7 a' N# aconverter, a low startup, high efficiency 18V
5 ?% i" |" O6 i8 }boost converter and a super capacitor Charger.) k0 ^0 {" X+ v9 z8 W& S! v
The buck converter withstands input voltage up
4 y* R) I/ s) V) a5 {. b& S, kto 40V and delivers a 3.3V output with up to 450mA. r3 C. V- J: g
current. The boost converter is capable of* Q6 n% q, O+ `( }0 s% |, Y" t
providing up to 500mA to 12V output from a single
# g# Z* M' g( tcell super capacitor or a battery at 2.7V. A" z4 r' E& ~0 C5 }. V( X
linear supercapacitor charge is also integrated with a very high accuracy CV voltage.
. j% R$ n4 z! B+ ?' i0 X" r* NThe output voltage of boost can be adjusted by
5 x& v; }3 ?2 h$ `& aexternal resistor divider. All three power
) \; X% \" i# ^% J4 Q' I5 rmodules are packed into a single ES0P8 and, w$ q& h$ |1 z* p! u
QFN3x4-24 package,beating the discrete
, a! C" w; Y, P0 jsolution in features, peRFormance, size, PCB
, U7 c q* C- `layout and cost# z4 [0 i0 B. k/ ?3 E. B
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发表于 2023-1-30 18:08
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