AAT3140(2007) 查看數據表（PDF） - Advanced Analogic Technologies
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AAT3140
(Rev.:2007)
(Rev.:2007)
Advanced Analogic Technologies
AAT3140 Datasheet PDF : 16 Pages
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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.
Turn-On to 1X Mode
(4x19mA Load)
Turn-On to 1X Mode
(4x30mA Load)
EN/SET
(2V/div)
VCP
(4V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
EN/SET
(2V/div)
VCP
(4V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Time (100µs/div)
Time (100µs/div)
EN/SET
(2V/div)
VCP
(4V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Turn-On to 1.5X Mode
(4x19mA Load)
Time (100µs/div)
Turn-Off from Full-Scale 2X Mode
EN/SET
(2V/div)
VDIODE
(2V/div)
IIN
(200mA/div)
Time (100µs/div)
EN/SET
(2V/div)
VCP
(4V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Turn-On to 1.5X Mode
(4x30mA Load)
Time (100µs/div)
6
3140.2007.03.1.3
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