AAT3131ITP-T1 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
AAT3131ITP-T1
Advanced Analogic Technologies
'AAT3131ITP-T1' PDF : 14 Pages View PDF
AAT3131
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)
50µs/div
ENSET
(1V/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
50µs/div
Charge Pump to Load Switch (80mA)
VIN
(10mV/div)
OUT
(2V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
50µs/div
ENSET
(1V/div)
VDIODE
(2V/div)
IIN
(100mA/div)
Turn-Off
200µs/div
Load Switch to Charge Pump (80mA)
VIN
(20mV/div)
OUT
(1V/div)
VDIODE
(1V/div)
IIN
(200mV/div)
50µs/div
80mA Load Characteristics
VIN
OUT
VDIODE
1µs/div
6
3131.2004.08.1.1
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