Datasheet

-0.20
-0.18
-0.16
-0.14
-0.12
-0.10
-0.08
-0.06
-0.04
-0.02
0.00
0.02
0 1k 2k 3k 4k 5k 6k 7k 8k 9k
CurrentSetpoint-mA
Vreg=12.592V
RegulationError-%
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0.0
0.1
0.2
0.3
0
5000
10000 15000
VREGDACSetPoint-mV
RegulationError-%
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0 2 4 6 8 10 12 14
BatteryVoltage-V
BatteryChargeCurrent- A
Vbat_dac=12.592V,Ichrg_dac=4.096A
Actualregulation:Ichrg=220mA atVFB<2.5V
Ichrg=3A maxat2.5V<VFB<4V
Ichrg=4.096A atVFB>4V
0.0
2.0
4.0
6.0
8.0
10.0
12.0
0 1k 2k 3k 4k
5k
6k
7k
8k
ICHGDACSetPoint-mA
RegulationError-%
bq24765
www.ti.com SLUS999 –NOVEMBER 2009
TYPICAL CHARACTERISTICS (continued)
VFB VOLTAGE REGULATION ACCURACY VFB VOLTAGE REGULATION ACCURACY
vs vs
CHARGE CURRENT SET POINT
Figure 5. Figure 6.
CHARGE CURRENT REGULATION ACCURACY CHARGE CURRENT REGULATION
vs vs
V(CSOP-CSON) VOLTAGE SET POINT VFB VOLTAGE
Figure 7. Figure 8.
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