TC3827 Datasheet, PDF (8/10 Pages) Microchip Technology – Lithium-Ion Battery Charger

TYPICAL CURVES (CONT.)
TC3827
IGND vs Temperature (VIN = 5.1V, ILOAD = 10mA)
0.500
0.450
0.400
0.350
0.300
0.250
0.200
0.150
0.100
0.050
0.000
-20.0
0.0
20.0
40.0
60.0
80.0
TEMPERATURE - °C
Figure. 10
Current Limit Foldback (VIN = 5.1V, RSENSE=0.5Ohms)
5.000
4.000
3.000
2.000
1.000
0.000
0
20
40
60
80
100
120
ILOAD -mA
Figure. 12
Line Transient Response (10µF Output Cap)
5.5
4.5
Lithium-Ion Battery Charger
Power-Up/Power-Down (ILOAD=10mA)
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0 1.0 2.0 3.0 4.0 5.0 4.0 3.0 2.0 1.0 0.0
VIN - V
Figure. 11
4.220
4.200
4.180
4.160
4.140
4.120
4.100
4.080
-20.0
VOUT vs Temperature (VIN = 5.1V, ILOAD = 10mA)
VOUT=
VOUT
0.0
20.0
40.0
60.0
80.0
TEMPERATURE - °C
Figure. 13
4.2
4.1
4.0
Figure. 14
TC3827-2 12/12/00
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© 2001 Microchip Technology Inc. DS21558A