BQ25890H Datasheet, PDF (45/66 Pages) Texas Instruments – I2C Controlled Single Cell 5-A Fast Charger

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BQ25890H
SLUSCC5 – SEPTEMBER 2016
8.4.11 REG0A
Figure 36. REG0A
7
6
5
4
3
2
1
0
1
1
1
0
0
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 18. REG0A
Bit
Field
7
BOOSTV[3]
6
BOOSTV[2]
5
BOOSTV[1]
4
BOOSTV[0]
3
PFM_OTG_DIS
2
BOOST_LIM[2]
1
BOOST_LIM[1]
0
BOOST_LIM[0]
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
by Softwareby
by Watchdog
by Softwareby
by Watchdog
by Softwareby
by Softwareby
by Watchdog
by Software
by Software
by Watchdog
by Software
by Watchdog
by Software
by Watchdog
Description
512mV
256mV
128mV
64mV
Boost Mode Voltage Regulation
Offset: 4.55V
Range: 4.55V – 5.51V
Default:4.998V(0111)
PFM mode allowed in boost mode
0 – Allow PFM in boost mode (default)
1 – Disable PFM in boost mode
000: 0.5A
001: 0.75A
010: 1.2A
011: 1.4A
100: 1.65A
101: 1.875A
110: 2.15A
111: 2.45A
Boost Mode Current Limit
Default: 1.4A (011)
0
1
R/W
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