PRODUCT DATASHEET
AAT1265
SwitchReg
TM
Low Voltage 2MHz Step-Up DC/DC Converter in SC70JW Package
Typical Characteristics
Soft-Start Inrush Current
(V
IN
= 1.2V; I
OUT
= 40mA; V
OUT
= 3.3V)
Enable and Output Voltage (V)
4
3
2
1
0
-1
-2
-3
-4
1.75
Soft-Start Inrush Current
(V
IN
= 2.4V; I
OUT
= 100mA; V
OUT
= 3.3V)
Enable and Output Voltage (V)
4
3
2
1
0
-1
-2
-3
-4
1.75
Output Voltage
1.5
Output Voltage
1.5
Input Current (A)
Input Current (A)
1.25
1.25
1
Enable
1
0.75
0.5
Enable
0.75
0.5
0.25
Input Current
0.25
0
-0.25
Input Current
Time (500µs/div)
0
-0.25
Time (500µs/div)
Full Load Output Ripple
(V
IN
= 1.2V; I
OUT
= 10mA; V
OUT
= 3.3V)
V
OUT
(AC Coupled)
(20mV/div)
I
L
(100mA/div)
V
LX
(2V/div)
V
OUT
(AC Coupled)
(20mV/div)
I
L
(200mA/div)
V
LX
(2V/div)
Light Load Output Ripple
(V
IN
= 1.2V; I
OUT
= 100mA; V
OUT
= 3.3V)
Time (250ns/div)
Time (1µs/div)
8
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1265.2007.12.1.4
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