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FAN5400 Просмотр технического описания (PDF) - Fairchild Semiconductor

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FAN5400 USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator Fairchild
Fairchild Semiconductor Fairchild
FAN5400 Datasheet PDF : 37 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
Charge Mode Typical Characteristics
Unless otherwise specified, circuit of Figure 1, VOREG=4.2V, VBUS=5.0V, and TA=25°C.
Figure 17. No Battery at VBUS Power-up; FAN5400, FAN5403 Figure 18. No Battery at VBUS Power-up; FAN5402, FAN5405
200
150
100
50
0
4.0
-30C
+25C
+85C
4.5
5.0
5.5
Input Voltage, VBUS (V)
1.82
1.81
1.80
1.79
1.78
-10C, 5.0VBUS
+25C, 5.0VBUS
+85C, 5.0VBUS
1.77
6.0
0
1
2
3
4
5
1.8V Regulator Load Current (mA)
Figure 19. VBUS Current in High-Impedance Mode
with Battery Open
Figure 20. VREG 1.8V Output Regulation
© 2009 Fairchild Semiconductor Corporation
FAN5400 Family • Rev. 1.0.7
13
www.fairchildsemi.com
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