BQ25040 Datasheet, PDF (11/25 Pages) Texas Instruments – 1.1A, Single-Input, Single Cell Li-Ion Battery Charger With 50mA LDO and 2.3A Production Test Support

bq25040
www.ti.com ...................................................................................................................................................... SLUS910B – MARCH 2009 – REVISED MARCH 2009
TYPICAL CHARACTERISTICS (continued)
USB500 Mode, Circuit of Figure 2, T_A = 25°C
Fastcharge Current
vs
Battery Voltage
800
790
0.165
Precharge Current
vs
Battery Voltage
R_ISET = 680 W
780
0.16
770
760
750
0.155
740
730
0.15
720
710
700
0.145
2.5
3
3.5
4
4.5
1.5
1.7
1.9
2.1
2.3
2.5
V_BAT - V
V_BAT - V
Figure 19.
Figure 20.
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