BQ24250C_15 Datasheet, PDF (11/46 Pages) Texas Instruments – bq24250C 2A Single Input I2C, Standalone Switch-Mode Li-Ion Battery Charger with Power-Path Management

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7.7 Typical Characteristics
bq24250C
SLUSBY7 – JULY 2014
Figure 1. Battery Detection
88
86
84
82
80
78
76
74
72
70
2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3
V_BAT (V)
C001
100
95
90
85
80
75
70
65
60
55
50
0
Figure 3. Efficiency vs Battery Voltage
VI_INN==55V
VI_INN==77V
VI_INN==1100V
200 400 600 800 1000 1200 1400 1600 1800 2000
Output Current (mA)
C002
Figure 5. Efficiency vs Output Current
Figure 2. Battery Removal
4.350
4.345
4.340
4.335
4.330
4.325
4.320
4.315
4.310
4.305
4.300
0.0
0.5
1.0
1.5
2.0
2.5
I_SYS (A)
C004
Figure 4. System Voltage Regulation vs Load Current
100
95
90
85
80
75
70
65
60
55
50
0
VI_INN==55V
VI_INN==77V
VI_INN==1100V
200 400 600 800 1000 1200 1400 1600 1800 2000
Output Current (mA)
C003
Figure 6. Efficiency vs Output Current
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