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本帖最后由 Heaven_1 于 2022-11-29 19:42 编辑 3 ?3 ~# e4 D. b
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特性$ [+ Z" U, H( E. t9 }
■ 3.0V to 9V Operating Input Voltage# M: ?8 i. j$ p0 e
■ Up to 26V Sustainable Voltage
K7 w% W; j0 p' l■ Up to 1A Configurable Charge Current for Battery
( n/ i4 a- V5 I" ^2 N3 g& Fwith 3 Cells in Series
- }) _: F7 p2 T* s2 d& c■ Configurable Input Voltage Limit: S* a Y7 w+ I, u/ E3 _0 ~
■ Charge Status Indication) [2 J; ~4 ?4 ^# l/ m X
■ Constant Voltage Selectable5 x$ } T' ~+ w
■ Programmable Charge Timeout$ l z5 H6 N$ k0 Z1 N `1 g
■ Thermal Regulation Protection
! M; X7 J" K% O■ External Shutdown Function* s! s2 d- v* Q; e% g: w' G
■ Input Voltage UVLO and OVP
" {+ \# F1 ]8 z1 c, r8 u■ Over Temperature Protection* V x5 W5 `+ L# C" E% E; Q& ~
■ Output Short Cir cuit Protec tion Normal
& V9 w, N1 Y& [7 Y3 O) n0 T$ ESynchronous Boost Operation When Battery5 c2 w! T1 n2 x2 G3 N4 w3 K _( u/ }
Removed' k+ U, J% Y* }% A+ Z& l# [
应用) q% B6 @9 D% Z; E# v' R
■ Power Bank# T+ k1 i% _; W3 z8 p. K7 l
■ Cellular Telephones,MP3Players,MP4 Players
/ g$ \/ D3 e& P+ Q3 y■ PSP Game Players,NDS game Players- s! R& I; Q4 s/ b
■ Notebook
6 q; w2 c2 q+ u7 g$ a4 u描述
+ l5 V; ]" j# _! jZCC6984 is a highly integrated synchronous boost
3 n2 {- r4 m i0 [charger IC for Lithium-ion batteries with four cells in8 N* k* r' G% ?- G
series . The charge current up to 2A can be0 q' `( o, B& u$ A
programmed by using the external resistor for different5 x/ e( P, y y9 B! g
portable applications." A4 J+ B z4 k' X; o% b8 q% l0 g
Robust protections include input over-voltage
- j+ G. C$ ]# d- p& Fprotection (OVP), battery OVP, battery short protection,
2 q3 q2 \) S0 `! i/ Cthermal shut down, battery temperature monitor, a# n8 g/ [% H/ h& U
configurable timer to prevent prolonged charging of a9 y8 @2 A+ n0 t: I* f* ~
dead battery
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