3节锂电池同步升压充电芯片ZCC6983

四维电子

特性
3 }; p7 u+ U# q, t* }$ y% T* f' k■ 3.0V to 9V Operating Input Voltage
2 i1 H2 l5 u7 m8 O: ]  Q" X0 s, z■ Up to 26V Sustainable Voltage
■ Up to 1A Configurable Charge Current for Battery
with 3 Cells in Series
■ Configurable Input Voltage Limit
■ Charge Status Indication
■ Constant Voltage Selectable
■ Programmable Charge Timeout
■ Thermal Regulation Protection
) R  U4 s) {4 o  m# G4 M3 U: o■ External Shutdown Function
! O$ u6 |$ ^/ R■ Input Voltage UVLO and OVP
■ Over Temperature Protection
' c  k& n  _  v■ Output Short Cir cuit Protec tion Normal
8 z" P  u7 T: H/ w; F: m# r* c* p- oSynchronous Boost Operation When Battery
% R# N. P. c; N* g, G) uRemoved
: U7 W0 T- r) s应用
■ Power Bank
■ Cellular Telephones,MP3Players,MP4 Players
0 u# E/ ~' S5 h6 O■ PSP Game Players,NDS game Players
+ Z" {/ C$ [' ]7 D: Y- i■ Notebook
描述
ZCC6983 is a highly integrated synchronous boost
+ c( f& K% T0 X5 {charger IC for Lithium-ion batteries with four cells in
series . The charge current up to 2A can be
% _( [) U0 D" q( Vprogrammed by using the external resistor for different
portable applications.
Robust protections include input over-voltage
protection (OVP), battery OVP, battery short protection,
. W, `& H& e, i7 N2 n3 Zthermal shut down, battery temperature monitor, a
* x* d) {6 P) rconfigurable timer to prevent prolonged charging of a
dead battery.

RGB_lamp

3节电池串起来，不就升压了吗？还节约了一颗芯片。