PRODUCT DATASHEET
AAT1276
SwitchReg
TM
Typical Characteristics
Current Limit vs. R
SET
100
6.0
Boost Converter with USB Power Switch
Current Limit vs. Temperature
(R
SET
= 20.3kΩ)
Ω
Current Limit (%)
10
100
4.0
2.0
0.0
-2.0
-4.0
-6.0
-50
R
SET
(kΩ)
Ω
1000
-25
0
25
50
75
100
Current Limit (mA)
Temperature (°C)
Switching Frequency vs. Input Voltage
(24W Load; L = 2.2µH)
1000
800
940
920
Switching Frequency vs. Temperature
(V
IN
= 3.6V; 16.5Ω Load; L = 2.2µH)
Ω
F
S
(kHz)
600
400
200
0
3.0
3.2
3.4
3.6
3.8
4.0
4.2
F
S
(kHz)
900
880
860
840
820
-50
-25
0
25
50
75
100
Input Voltage (V)
Temperature (°C)
8
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1276.2007.11.1.1