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| AAT3134 Datasheet, PDF (6/13 Pages) List of Unclassifed Manufacturers – High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications | |||
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AAT3134
High Efficiency 1X/1.5X Fractional
Charge Pump for White LED Applications
Typical Characteristics
Unless otherwise noted, VIN = 3.5V, CIN = COUT = C1 = C2 = 1µF, TA = 25°C.
Turn-On to Full-Scale Charge Pump
Turn-On to Full-Scale Load Switch
ENSET
(1V/div)
OUT
(2V/div)
VDIODE
(1V/div)
IIN
(200mA/div)
Time (50µs/div)
ENSET
(1V/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Time (50µs/div)
VIN
(10mV/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Charge Pump to Load Switch
(80mA)
Time (50µs/div)
ENSET
(1V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Turn-Off
Time (200µs/div)
VIN
(20mV/div)
OUT
(1V/div)
VDIODE
(1V/div)
IIN
(200mV/div)
Load Switch to Charge Pump
(80mA)
Time (50µs/div)
80mA Load Characteristics
VIN
OUT
VDIODE
Time (1µs/div)
6
3134.2005.12.1.1
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