LTC3576EUFE-1-PBF LINER [Linear Technology], LTC3576EUFE-1-PBF Datasheet - Page 25

• Manufacturer Part Number: LTC3576EUFE-1-PBF
• Description: Switching Power Manager with USB On-the-Go + Triple Step-Down DC/DCs
• Manufacturer: LINER [Linear Technology]

OPERATION
NO
100V/R
TIMER > 30 MINUTES
RUN EVENT TIMER
INHIBIT CHARGING
INDICATE BATTERY
FAULT AT CHRG
BAT > 2.85V
CHARGE AT
PROG
(C/10 RATE)
YES
YES
BAT < 2.85V
NO
CLEAR EVENT TIMER
PAUSE EVENT TIMER
ASSERT CHRG LOW
NTC OUT OF RANGE
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
–
–
RUN EVENT TIMER
TIMER > 4 HOURS
STOP CHARGING
FIXED VOLTAGE
BAT < V
CHARGE WITH
CHRG HIGH-Z
(V
FLOAT
RECHRG
YES
YES
)
NO
NO
LTC3576/LTC3576-1
PAUSE EVENT TIMER
INHIBIT CHARGING
CHRG CURRENTLY
CHRG HIGH-Z
NTC FAULT
I
INDICATE
BAT
AT CHRG
HIGH-Z
< C/10
YES
NO
YES
NO
3576 FLOW
25
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