Lithium Ion Battery Recharging Circuit - Canon BJC-55 Service Manual
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BJC-50
4.3.3 Lithium Ion Battery Recharging Circuit
Lithium Ion
Battery Pack
C
T
Vpp
Pre-recharging
Circuit
Constant Current/Voltage
Recharging Circuit
Constant Current/
Vcc1
Voltage Recharge
Battery
Temperature
Figure 4-29 Lithium Ion Battery Recharge Circuit
Vpp
Vcc1
Control IC
ICP2
Charging Current
Detection Amplifier
Battery Voltage
Detection Circuit
Vpp
Input Voltage
Detection Circuit
4-41
Part 4: Technical Reference
ASIC
CHG-ON
CHGLEV
BATLEV
DCLEV
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