ADP2291_15 Datasheet, PDF (7/20 Pages) Analog Devices – Compact, 1.5 A Linear Charger for Single-Cell Li Battery

TYPICAL PERFORMANCE CHARACTERISTICS
4.21
4.205
4.20
4.195
4.19
4
6
8
10
12
V_IN (V)
Figure 4. Battery Voltage vs. Input Voltage
ADP2291
800.0
700.0
600.0
500.0
400.0
300.0
200.0
100.0
0.0
2.50
3.00
3.50
I_BAT (V)
4.00
4.50
Figure 7. Charge Current vs. Battery Voltage
RS = 200 mΩ, VADJ = 3 V
4.21
250
4.205
4.20
4.195
4.19
–50
–25
0
25
50
75
TEMPERATURE (°C)
100 125
Figure 5. Battery Voltage vs. Temperature
4.22
200
150
100
50
0
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 8. Battery Reverse Current vs. Temperature
VIN = float, VBAT = 4.2 V
4.10
4.21
4.09
4.20
4.19
4.18
0
200
400
600
I_CHG (mA)
Figure 6. Battery Voltage vs. Charge Current
RS = 200 mΩ, VADJ = 3 V
4.08
4.07
4.06
800
4.05
–40
–20
0
20
40
60
80
100
TEMPERATURE (°C)
Figure 9. Restart Threshold
Rev. A | Page 7 of 20