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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" t) o) V. g ~5 e1 {
■ Three-channel PMU:Buck,Boost
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capacitor charger) n; r+ f/ o( M) z) r
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wide working range: 5V-40V
& U- a. }4 I" F \■ 3.3V 450mA Output Power for Buck
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12V 500mA Output Power for Boost at 2.7V3 d2 |# h- a1 D) a
Input% L" g$ C: ^9 B5 K8 T7 w9 X6 @# u
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1% accuracy for Charger CV voltage and up
: B0 U/ u) j; g9 M A5 eto 150mA constant charge current0 m2 R: }' M5 v! I" [! a
■
+ ]) Y/ ]" t! Y3 V& h2 a' BHigh Efficiency PFM mode at light load for$ i s) l! |5 p" I' M
Buck
/ R# J) t! S5 w) E) C■ Enable pin to auto-switch boost and charger
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Available in ES0P8 and QFN3x4-24 Package
5 u1 f9 r" H( L( O/ V& W5 XAPPLICATIONS- v2 o& l: ]- |6 U1 a* g
■ PLC modules& S! Y7 I. e$ p4 A& X6 _. L j
■ Power Meters
6 w- Y' N: Q- M1 R■ Any system that needs super capacitor as a
' \/ { k7 A. X6 W# Ybackup power
3 A; J$ \" d6 F$ I$ x+ K6 {( c" y- DDESCRIPTION
# Y/ s/ r2 Z$ I, |+ kZCC4200 is a three-channel PMU that includes a9 T9 l: i1 q8 V5 K% i
40V input, a high efficiency synchronous buck1 @2 q: H J: u( J* q- \/ G# Y
converter, a low startup, high efficiency 18V
. |3 P! a5 F& }$ V- qboost converter and a super capacitor Charger.
& r: E: G. S% S& P% V2 sThe buck converter withstands input voltage up7 H6 C2 v: O3 t& V2 `1 y7 \
to 40V and delivers a 3.3V output with up to 450mA) U2 |, A9 J n) F9 Z, y
current. The boost converter is capable of
" s0 Z' e, n% x7 T7 ]providing up to 500mA to 12V output from a single
$ x4 P1 y$ _* D% z. r$ i4 U: z `cell super capacitor or a battery at 2.7V. A# d$ E* B5 Z1 S& p! W/ t6 a- I
linear supercapacitor charge is also integrated with a very high accuracy CV voltage.
! m% S+ o ?( ^4 k6 s5 P) _' |, hThe output voltage of boost can be adjusted by
5 A& z H8 W4 qexternal resistor divider. All three power& v* G" I% B" ]6 ~& X4 F2 ~0 \0 U% {
modules are packed into a single ES0P8 and T, n: E) E y& D7 E. x
QFN3x4-24 package,beating the discrete0 n/ Z0 X8 h5 A: ~0 Y
solution in features, peRFormance, size, PCB( f A: t, d% y$ Q! O8 \) q- a9 p
layout and cost |
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发表于 2023-2-7 17:39
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