FAN54013_12 Datasheet, PDF (11/36 Pages) Fairchild Semiconductor – FAN54010 / FAN54011 / FAN54012 / FAN54013 / FAN54014

Charge Mode Typical Characteristics
Unless otherwise specified, circuit of Figure 1, V_OREG=4.2 V, V_BUS=5.0 V, and T_A=25°C.
180
900
160
800
140
700
120
600
100
500
80
400
60
300
40
5.5VBUS
20
5.0VBUS
4.5VBUS
-
2.5
3
3.5
4
4.5
Battery Voltage, VBAT (V)
200
5.5VBUS
100
5.0VBUS
4.5VBUS
-
2.5
3
3.5
4
4.5
Battery Voltage, VBAT (V)
Figure 7. Battery Charge Current vs. V_BUS with
I_INLIM=100 mA
Figure 8. Battery Charge Current vs. V_BUS with
I_INLIM=500 mA
97%
94%
91%
4.20VBAT, 4.5VBUS
4.20VBAT, 5.0VBUS
3.54VBAT, 5.0VBUS
3.54VBAT, 4.5VBUS
94%
92%
90%
88%
88%
85%
82%
100
300
500
700
900
1100
1300
1500
Battery Charge Current (mA)
Figure 9. Charger Efficiency, No I_INLIM, I_OCHARGE=1,450 mA
86%
4.5VBUS
5.0VBUS
5.5VBUS
84%
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3
Battery Voltage, VBAT (V)
Figure 10. Charger Efficiency vs. V_BUS, I_INLIM=500 mA
Figure 11. Auto-Charge Startup at V_BUS Plug-in,
I_INLIM=100 mA, OTG=1, V_BAT=3.4 V
Figure 12. Auto-Charge Startup at V_BUS Plug-in,
I_INLIM=500 mA, OTG=1, V_BAT=3.4 V
© 2011 Fairchild Semiconductor Corporation
FAN5401X Family • Rev. 1.0.4
11
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