SC802 SEMTECH [Semtech Corporation], SC802 Datasheet - Page 14

• Manufacturer Part Number: SC802
• Description: Fully Integrated Lithium-Ion Battery Charger System with Timer
• Manufacturer: SEMTECH [Semtech Corporation]

© 2005 Semtech Corp.
POWER MANAGEMENT
Charge Mode Timing Diagram
nary
LDO Mode Timing Diagram
TIMER
VCC
VOUT
IOUT
CPB
CHRGB
TIMER (Disabled)
VCC
VOUT
IOUT
CPB
CHRGB
NTC
NTC
Prelimi-
Soft Start
Pre-Charge
UVLO
UVLO
Fast Charge
2.8V
2.8V
Soft Start
CC-mode
CC-mode
Fast Charge
On
On
LDO-Mode Timing
Charge Mode Timing
On
CV-mode
CV-mode
Termination
Current
Termination
Current
Off
14
Load Current
Transient
Re-Charge
Threshold
Re-Charge
Threshold
Off
Off
Off
SC802/SC802A
On
On
On
Fault
Hold
Fault
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