Peak 3A CMOS LDO Regulator with Enable and Power Good
Typical Performance Characteristics (Continued)
Data Sheet
AP2132A
VPG
1V/div
VOUT
1V/div
VCTRL
1V/div
IIN
1A/div
Time 80 s/div
Figure 16. VEN Start up Waveform
(VCTRL=5V, VEN=0 to 5V, VIN=2.2V, No Load)
Figure 17. VCTRL Start up and Shut down Waveform
(VCTRL=0 to 5V, VEN=5V, VIN=2.2V, No Load)
Figure 18. Load Transient
(VCTRL=VEN=5V, VIN=2.2V, IOUT=0 to 2A)
Figure 19. Line Transient
(VCTRL=VEN=5V, CIN=CCTRL=1µF, COUT=10µF,
VIN=2.2V to 3.2V, IOUT=10mA)
Mar. 2012 Rev 1.0
BCD Semiconductor Manufacturing Limited
10