BQ24153A_14 Datasheet, PDF (28/46 Pages) Texas Instruments – Fully Integrated Switch-Mode One-Cell Li-Ion Charger With Full USB Compliance and USB-OTG Support

bq24153A, bq24156A
bq24158, bq24159
SLUSAB0C – OCTOBER 2010 – REVISED JULY 2013
www.ti.com
BIT
B3
B2
B1
B0 (LSB)
NAME
BOOST
FAULT_3
FAULT_2
FAULT_1
Table 3. Status/Control Register (Read/Write)
Memory Location: 00, Reset State: x1xx 0xxx (continued)
READ/WRITE
FUNCTION
Read Only
1-Boost mode, 0-Not in boost mode, for bq24153A/8 only;
NA–for bq24156A/9.
Read Only
Read Only
Read Only
Charge mode: 000-Normal, 001-VBUS OVP, 010-Sleep mode, 011-Bad Adaptor or
V_BUS<V_UVLO,
100-Output OVP, 101-Thermal shutdown, 110-Timer fault, 111-No battery
Boost mode (for bq24153A/8 only): 000-Normal, 001-VBUS OVP, 010-Over load, 011-
Battery voltage is too low, 100-Battery OVP, 101-Thermal shutdown, 110-Timer fault, 111-
NA
Table 4. Control Register (Read/Write)
Memory Location: 01, Reset State: 0011 0000
BIT
B7 (MSB)
B6
B5
B4
B3
B2
B1
B0 (LSB)
NAME
Iin_Limit_2
Iin_Limit_1
V_{(LOWV_2)} ⁽¹⁾
V_{(LOWV_1)} ⁽¹⁾
TE
CE
HZ_MODE
OPA_MODE
READ/WRITE
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
FUNCTION
00-USB host with 100-mA current limit, 01-USB host with 500-mA current limit, 10-
USB host/charger with 800-mA current limit, 11-No input current limit (default 00 for
bq24153A/8, default 01 for bq24156A/9)
Weak battery voltage threshold: 200mV step (default 1)
Weak battery voltage threshold: 100mV step (default 1)
1-Enable charge current termination, 0-Disable charge current termination (default 0)
1-Charger is disabled, 0-Charger enabled (default 0)
1-High impedance mode, 0-Not high impedance mode (default 0)
1-Boost mode, 0-Charger mode (default 0), for bq24153A/8 only; NA–for bq24156A/9.
(1) The range of the weak battery voltage threshold (V_(LOWV)) is 3.4 V to 3.7 V with an offset of 3.4 V and steps of 100 mV (default 3.7 V,
using bits B4-B5).
Table 5. Control/Battery Voltage Register (Read/Write)
Memory Location: 02, Reset State: 0000 1010
BIT
NAME
READ/WRITE
FUNCTION
B7 (MSB)
B6
B5
B4
B3
B2
B1
V_O(REG5)
V_O(REG4)
V_O(REG3)
V_O(REG2)
V_O(REG1)
V_O(REG0)
OTG_PL
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Battery Regulation Voltage: 640 mV step (default 0)
Battery Regulation Voltage: 320 mV step (default 0)
Battery Regulation Voltage: 160 mV step (default 0)
Battery Regulation Voltage: 80 mV step (default 0)
Battery Regulation Voltage: 40 mV step (default 1)
Battery Regulation Voltage: 20 mV step (default 0)
1-OTG Boost Enable with High level, 0-OTG Boost Enable with Low level (default 1),
for bq24153A/8 only; NA–for bq24156A/9; not applicable to OTG pin control of
current limit at POR in 15-minute mode
B0 (LSB)
OTG_EN
Read/Write
1-Enable OTG Pin in HOST mode, 0-Disable OTG pin in HOST mode (default 0), for
bq24153A/8 only; NA–for bq24156A/9; not applicable to OTG pin control of current
limit at POR in 15-minute mode
• Charge voltage range is 3.5 V to 4.44 V with the offset of 3.5 V and steps of 20 mV (default 3.54 V), using
bits B2-B7.
BIT
B7 (MSB)
B6
B5
B4
B3
NAME
Vender2
Vender1
Vender0
PN1
PN0
Table 6. Vender/Part/Revision Register (Read only)
Memory Location: 03, Reset State: 0101 000x
READ/WRITE
Read Only
Read Only
Read Only
Read Only
Read Only
Vender Code: bit 2 (default 0)
Vender Code: bit 1 (default 1)
Vender Code: bit 0 (default 0)
FUNCTION
For I2C Address 6BH: 10–bq24153A; 11–NA.
For I2C Address 6AH: 00--bq24156A/9, 01–NA, 10–bq24158, 11–NA.
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