LTC4160EUDC-1#PBF Linear Technology, LTC4160EUDC-1#PBF Datasheet - Page 19

• Manufacturer Part Number: LTC4160EUDC-1#PBF
• Description: IC, BATT CHRG, Li-Ion, Li-Polymer, 1.2A, QFN20
• Manufacturer: Linear Technology

Specifications of LTC4160EUDC-1#PBF

• Battery Type: Li-Ion, Li-Polymer
• Input Voltage: 5.5V
• Battery Charge Voltage: 4.1V
• Charge Current Max: 1.2A
• Battery Ic Case Style: QFN
• No. Of Pins: 20
• No. Of Series Cells: 1
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

OPERATION
NO
100V/R
TIMER > 30 MINUTES
INHIBIT CHARGING
RUN EVENT TIMER
INDICATE BATTERY
FAULT AT FAULT
BAT > 2.85V
CHARGE AT
PROG
(C/10 RATE)
YES
YES
BAT < 2.85V
NO
CLEAR EVENT TIMER
PAUSE EVENT TIMER
NTC OUT OF RANGE
ASSERT CHRG LOW
1030V/R
ENABLE CHARGER
BATTERY STATE
BAT FALLING
POWER ON/
CHARGE AT
BAT RISING
THROUGH
THROUGH
V
V
RECHRG
RECHRG
PROG
NO
2.85V < BAT < V
NO
NO
Battery Charger Flow Chart
RATE
YES
BAT > V
YES
YES
FLOAT
FLOAT
–
ε
–
RUN EVENT TIMER
TIMER > 4 HOURS
STOP CHARGING
ε
FIXED VOLTAGE
BAT < V
CHARGE WITH
CHRG Hi-Z
(V
FLOAT
RECHRG
YES
YES
)
NO
NO
LTC4160/LTC4160-1
PAUSE EVENT TIMER
INHIBIT CHARGING
I
CHRG Hi-Z
BAT
< C/10
YES
NO
41601 FLOW
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