AAT3113/4
High Efficiency 1.5X Fractional Charge
Pumps For White LED Applications
Typical Characteristics
(unless otherwise noted: VIN=3.5V, CIN=COUT=C1=C2=1µF, TA=25°C)
Turn-On
Turn-Off
ENSET
(2V/div)
ENSET
(2V/div)
OUT
OUT
(5V/div)
(5V/div)
VDIODE
VDIODE
(5V/div)
(2V/div)
IIN
IIN
(50mA/div)
(50mA/div)
100µs/div
200µs/div
40mA Load Characteristics
60mA Load Characteristics
IN
IN
OUT
OUT
VDIODE
VDIODE
1µs/div
1µs/div
120mA Load Characteristics
80mA Load Characteristics
IN
IN
OUT
OUT
VDIODE
VDIODE
1µs/div
1µs/div
6
3113.2004.07.1.4