DATA SHEET
AAT3696
1.6A Li-Ion Battery Charger in a 3x3TDFN Package
Typical Characteristics−Battery Charger
Constant Charging Current vs.
Set Resistor Values
Operating Current vs. Set Resistor Values
2400
10000
1000
100
10
Constant Current Mode
Preconditioning Mode
2100
1800
1500
1200
900
600
300
0
1
0.1
1
10
100
0.1
1
10
100
RSET (KΩ)
RSET (KΩ)
Constant Charging Current vs. Battery Voltage
Constant Charging Current vs. Temperature
(RSET = 1.58KΩ)
1200
1010
1006
1002
998
RSET = 1.58KΩ
SET = 1.96KΩ
RSET = 2.67KΩ
RSET = 3.92KΩ
RSET = 7.87KΩ
R
1000
800
600
400
200
0
994
990
2.5
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
-40
-15
10
35
60
85
Battery Voltage (V)
Temperature (°C)
Constant Charging Current vs. Input Voltage
Constant Charging Current vs. Input Voltage
(RSET =1.58KΩ)
(RSET = 3.16KΩ)
1050
1000
950
580
560
540
520
500
480
900
850
460
VBAT = 3.3V
BAT = 3.6V
VBAT = 3.9V
BAT = 4.1V
VBAT = 3.3V
800
V
VBAT = 3.6V
440
420
400
V
V
BAT = 3.9V
BAT = 4.1V
750
700
V
4.0
4.5
5.0
5.5
6.0
6.5
4.0
4.5
5.0
5.5
6.0
6.5
Input Voltage (V)
Input Voltage (V)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
6
201897B
• Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 27, 2012