2A Ultra Low Dropout Linear Regulator
TJ4220
TYPICAL OPERATING CHARACTERISTICS
Test Circuit
Vin
VIN
EN
VOUT
ADJ
Vout
Cff
R2
R1
10K
10uF
10uF
GND
Case 1 ( VIN = 3.3V, VOUT = 2.5V )
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 50ms/div
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 50ms/div
Start Up @ Iout=0A
Start Up @ Iout=2A
(Cff=10nF, R2=51Kꢀ, R1=24Kꢀ)
(Cff=10nF, R2=51Kꢀ, R1=24Kꢀ)
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 50ms/div
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 50ms/div
Start Up @ Iout=0A
Start Up @ Iout=2A
(Cff=10nF, R2=120Kꢀ, R1=56Kꢀ)
(Cff=10nF, R2=120Kꢀ, R1=56Kꢀ)
Jun. 2011 – R1.0.6
10/14
HTC
HTC [ HTC KOREA TAEJIN TECHNOLOGY CO. ]
