2A Ultra Low Dropout Linear Regulator
TJ4220
VIN : 1.0V/div, VEN : 2.0V, VOUT : 2.0V/div, Time : 500us/div
VIN : 1.0V/div, VEN : 2.0V, VOUT : 2.0V/div, Time : 500us/div
Start Up by external VEN @ Iout=0A
Start Up by external VEN @ Iout=2A
(Cff=10nF, R2=51Kꢀ, R1=24Kꢀ)
(Cff=10nF, R2=51Kꢀ, R1=24Kꢀ)
Case 2 ( VIN = 2.5V, VOUT = 1.8V )
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 20ms/div
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 20ms/div
Start Up @ Iout=0A
Start Up @ Iout=2A
(Cff=10nF, R2=30Kꢀ, R1=24Kꢀ)
(Cff=10nF, R2=30Kꢀ, R1=24Kꢀ)
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 20ms/div
VIN : 1.0V/div, VOUT : 1.0V/div, Time : 20ms/div
Start Up @ Iout=0A
Start Up @ Iout=2A
(Cff=10nF, R2=70Kꢀ, R1=56Kꢀ)
(Cff=10nF, R2=70Kꢀ, R1=56Kꢀ)
Jun. 2011 – R1.0.6
12/14
HTC