BQ24196_17 Datasheet, PDF (9/50 Pages) Texas Instruments – I2C Controlled 2.5-A Single Cell USB/Adapter Charger with Narrow VDC Power Path Management and USB OTG

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bq24196
SLUSB98A – OCTOBER 2012 – REVISED DECEMBER 2014
Electrical Characteristics (continued)
V_{VBUS_UVLOZ} < V_VBUS < V_ACOV and V_VBUS > V_BAT + V_SLEEP, T_J = –40°C to 125°C and T_J = 25°C for typical values unless other
noted.
PARAMETER
TEST CONDITIONS
MIN TYP
MAX UNIT
I_{RBFET_OCP}
RBFET over-current threshold
REG01[0] = 1
REG01[0] = 0
1.4 1.8
0.6 1.1
2.7
A
1.8
REGN LDO
V_REGN
REGN LDO output voltage
I_REGN
REGN LDO current limit
LOGIC I/O PIN CHARACTERISTICS (OTG, CE, PSEL, STAT, PG)
V_VBUS = 10 V, I_REGN = 40 mA
V_VBUS = 5 V, I_REGN = 20 mA
V_VBUS = 10 V, V_REGN = 3.8 V
5.6
6
4.75 4.8
50
6.4
V
V
mA
V_ILO
Input low threshold
V_IH
Input high threshold
V_{OUT_LO}
Output low saturation voltage
I_BIAS
High level leakage current
I²C INTERFACE (SDA, SCL, INT)
Sink current = 5 mA
Pull up rail 1.8 V
0.4
V
1.3
V
0.4
V
1 µA
V_IH
Input high threshold level
V_IL
Input low threshold level
V_OL
Output low threshold level
I_BIAS
High-level leakage current
f_SCL
SCL clock frequency
DIGITAL CLOCK AND WATCHDOG TIMER
VPULL-UP = 1.8 V, SDA and SCL
VPULL-UP = 1.8 V, SDA and SCL
Sink current = 5 mA
VPULL-UP = 1.8 V, SDA and SCL
1.3
V
0.4
V
0.4
V
1 µA
400 kHz
f_HIZ
f_DIG
t_WDT
Digital crude clock
Digital clock
REG05[5:4] = 11
REGN LDO disabled
REGN LDO enabled
REGN LDO enabled
15
1300
136
35
1500
160
50 kHz
1700 kHz
sec
7.6 Typical Characteristics
Table 1. Table of Figures
System Light Load Efficiency vs System Load Current
SYS Voltage Regulation vs System Load
Charging Efficiency vs Charging Current
Boost Mode Efficiency vs VBUS Load Current
Boost Mode VBUS Voltage Regulation vs VBUS Load Current
SYS Voltage vs Temperature
BAT Voltage vs Temperature
Input Current Limit vs Temperature
Charge Current vs Temperature
FIGURE NO.
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Figure 7
Figure 8
Figure 9
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