Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
AP2128
Typical Performance Characteristics (Continued)
I
V
IN
OUT
V
V
OUT
OUT
Figure 32. Load Transient
Figure 33. Line Transient
(Conditions: CIN=COUT=1µF, VIN=4.4V, VOUT=3.3V
(Conditions: IOUT=30mA, CIN=COUT=1µF,
IOUT=10mA to 300mA)
VIN=2.5 to 3.5V, VOUT=0.8V)
V
IN
V
OUT
V
Shutdown
V
OUT
Figure 34. Line Transient
Figure 35. Soft Start Time
(Conditions: IOUT=30mA, CIN=COUT=1µF,
(Conditions: IOUT=0mA, CIN=COUT=1µF,
VIN=4 to 5V, VOUT=3.3V)
VShutdown=0 to 2V, VOUT=3.3V)
Sept. 2010 Rev. 2.0
BCD Semiconductor Manufacturing Limited
17