BQ25601 Datasheet, PDF (12/60 Pages) Texas Instruments – I2C Controlled 3-A, Single-Cell Battery Charger for High Input Voltage and Narrow Voltage DC (NVDC) Power Path Management

bq25601
SLUSCK5 – MARCH 2017
7.5 Timing Requirements
Parameter
Additional Information
VBUS/BAT POWER UP
t_ACOV
VAC OVP reaction time
VAC rising above ACOV threshold to
turn off Q2
t_BADSRC
Bad adapter detection duration
BATTERY CHARGER
t_{TERM_DGL}
t_{RECHG_DGL}
t_{SYSOVLD_DGL}
Deglitch time for charge termination
Deglitch time for recharge
System over-current deglitch time to
turn off Q4
t_BATOVP
Battery over-voltage deglitch time to
disable charge
t_SAFETY
Typical Charge Safety Timer Range
t_{TOP_OFF}
Typical Top-Off Timer Range
QON TIMING
CHG_TIMER = 1
TOP_OFF_TIMER[1:0] = 10 (30 min)
t_SHIPMODE
/QON low time to turn on BATFET and
exit ship mode
–10℃ ≤ T_J ≤ 60℃
t_{QON_RST_2}
t_{BATFET_RST}
QON low time to reset BATFET
BATFET off time during full system
reset
–10℃ ≤ T_J ≤ 60℃
–10℃ ≤ T_J ≤ 60℃
t_{SM_DLY}
Enter ship mode delay
DIGITAL CLOCK AND WATCHDOG TIMER
–10℃ ≤ T_J ≤ 60℃
t_WDT
f_LPDIG
f_DIG
f_SCL
REG05[4]=1
Digital Low Power Clock
Digital Clock
SCL clock frequency
REGN LDO disabled
REGN LDO disabled
REGN LDO enabled
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MIN NOM MAX
UNIT
200
30
250
250
100
1
8
10
24
30
ns
ms
ms
ms
µs
µs
12
hr
36
min
0.9
1.3
s
8
12
s
250
400
ms
10
15
s
40
s
30
kHz
500
kHz
400
kHz
12
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