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本帖最后由 Heaven_1 于 2022-10-10 16:11 编辑
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特性/ j" A! l1 B+ q) H4 S! C, y/ h
■ 3.0V to 5.5V Operating Input Voltage* p! x( Z' A0 _8 D) v
■ Up to 26V Sustainable Voltage9 @5 [! S. f7 P, \/ D! l# k- U
■ Up to 2A Configurable Charge Current for Battery) I" p% S! j* u M
with 2 Cells in Series
! A' [+ Z/ k6 ^- k5 @3 ^6 o0 s" _■ Configurable Input Voltage Limit
* r. p6 \0 s; G1 a6 {■ Charge Status Indication
1 ^5 v. b$ B1 U2 `/ o4 z) F■ Constant Voltage Selectable
3 ]& O6 e+ ~! H6 n3 B% T* J; _7 U■ Programmable Charge Timeout* Z1 k( K* n( @! t$ W. l5 E+ v
■ Thermal Regulation Protection
4 L) ]+ h/ }8 V: ]9 K8 I; p" S9 |■ External Shutdown Function
, j5 }0 _8 m7 i9 c! B p" N1 r■ Input Voltage UVLO and OVP( ]' b. t/ a% ?& l9 B S
■ Over Temperature Protection: m% o+ p3 B1 F
■ Output Short Cir cuit Protec tion Normal/ P" E/ E- R/ h9 o% d
Synchronous Boost Operation When Battery4 `7 ^6 y& O* r/ W
Removed
7 J; @! d3 G6 Q* J6 @% b6 L应用
, w) C7 i) [% B w■ Power Bank- n& ?+ B o7 s. g: r( e2 X
■ Cellular Telephones,MP3Players,MP4 Players s4 C t0 T* e. j/ Y8 a
■ PSP Game Players,NDS game Players
. h4 @8 a' j) P7 K■ Notebook' \- j( \5 Y& W+ d9 I: ^/ H
描述
5 ^* b; I: I/ @* w# KZCC6982 is a highly integrated synchronous boost9 R8 Y+ }& I, W- p; |
charger IC for Lithium-ion batteries with four cells in
9 U) u. D( A" F# D8 W" |series . The charge current up to 2A can be( [! h) U- _, u3 P& p. Y- r" X
programmed by using the external resistor for different
: o$ N7 Y( |* e z/ ^portable applications./ u' Y* t) b. y$ J8 U
Robust protections include input over-voltage
; N- S2 W# v0 V$ Eprotection (OVP), battery OVP, battery short protection,0 ?7 [1 \+ k. B( A5 D5 Z0 Y
thermal shut down, battery temperature monitor, a
; o. a* H8 Q" @3 o8 R0 F; Gconfigurable timer to prevent prolonged charging of a
: n/ ^2 E( g* edead battery.) O4 s( `7 F9 q, O9 w
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发表于 2022-10-9 18:10
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