ADP3806 Analog Devices, Inc., ADP3806 Datasheet - Page 9

• Manufacturer Part Number: ADP3806
• Description: High-frequency Switch Mode Li-ion Battery Charger
• Manufacturer: Analog Devices, Inc.

100
98
96
94
92
90
88
86
84
82
80
96
94
92
90
88
86
84
82
0.1
Figure 15. Conversion Efficiency vs. Charge Current
3
Figure 16. Conversion Efficiency vs. Battery Voltage
4
5
6
CHARGE CURRENT (A)
I
CHARGE
7
V
BAT
= 2A
8
1
(V)
I
CHARGE
9
10
= 3A
V
T
V
V
T
A
11
CC
A
CC
BAT
= 25°C
= 25°C
= 19V
= 19V
= 12.4V
12
10
13
Rev. C | Page 9 of 16
Figure 17. Conversion Efficiency vs. Battery Voltage at Given Temperatures
100
95
90
85
80
75
70
2
19V
4
IN
85°C
6
V
BAT
8
(V)
10
19V
ADP3806
IN
12
0°C
14