AAT3691 Datasheet, PDF (6/18 Pages) Skyworks Solutions Inc. – Dual Input 1.6A Linear Charger with 28V OVP in a 3x4 TDFN Package

DATA SHEET
AAT3691
Dual Input 1.6A Linear Charger with 28V OVP in a 3x4 TDFN Package
Typical Characteristics
Over-Voltage Protection vs. Temperature
6.80
6.75
6.70
6.65
6.60
6.55
6.50
-40
-20
Power sweep low to high
Power sweep high to low
0
20
40
60
80
Temperature (°C)
End of Charge Voltage vs. Supply Voltage
(RADPSET = 1kΩ, RUSBSET = 3.2kΩ)
4.22
4.21
4.20
4.19
USB
ADP
4.18
4.4
4.8
5.2
5.6
6.0
6.4
6.8
VADP or VUSB (V)
10000
I_CHARGE vs. R_ADPSET
1000
100
10
1
10
100
RADPSET (kΩ)
I_CHARGE vs. R_USBSET
1000
100
10
1
10
100
RUSBSET (kΩ)
Battery Recharge Voltage Threshold
vs. Supply Voltage
(RADPSET = 1kΩ; RUSBSET = 3.2kΩ; CBAT = 22μF)
4.10
4.08
4.06
4.04
4.02
4.00
3.98
USB
ADP
3.96
4.5
4.9
5.3
5.7
6.1
6.5
VADP or VUSB (V)
Battery Recharge Voltage Threshold
vs. Temperature
(VADP = VUSB = 5V; RADPSET = 1kΩ; RUSBSET = 3.2kΩ; CBAT = 22μF)
4.10
4.08
4.06
4.04
4.02
4.00
-40
-20
0
USB
ADP
20
40
60
80
Temperature (°C)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
6
201894B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 27, 2012