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AAT3140_07 Datasheet, PDF (8/16 Pages) Advanced Analogic Technologies – High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
AAT3140
High Efficiency 1X/1.5X/2X Charge Pump
for White LED Applications
Typical Characteristics
VIN = 3.5V, CIN = CCP = C1 = C2 = 1µF, TA = 25°C, unless otherwise noted.
Line Response
(1X Mode, 4x19mA Load)
Line Response
(1X Mode, 4x30mA Load)
VIN
(0.5V/div)
VLED
(20mV/div)
VCP
(0.5V/div)
ID
(10mA/div)
Time (1ms/div)
VIN
(0.5V/div)
VLED
(20mV/div)
VCP
(0.5V/div)
ID
(10mA/div)
Time (1ms/div)
VIN
(0.5V/div)
VLED
(20mV/div)
VCP
(0.5V/div)
ID
(10mA/div)
Line Response
(1.5X Mode, 4x19mA Load)
Time (1ms/div)
VIN
(0.5V/div)
VLED
(20mV/div)
VCP
(0.5V/div)
ID
(10mA/div)
Line Response
(1.5X Mode, 4x30mA Load)
Time (1ms/div)
VF
(20mV/div)
IIN
(10mA/div)
VCP
(20mV/div)
Load Characteristics
(1.5X Mode, 4x15mA Load)
TIme (1µs/div)
VF
(20mV/div)
IIN
(10mA/div)
VCP
(20mV/div)
Load Characteristics
(1.5X Mode, 4x30mA Load)
Time (1µs/div)
8
3140.2007.03.1.3