Data
S
heet
Preliminary Datasheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
AP2127
Typical Performance Characteristics (Continued)
6.0
3.5
3.0
2.5
5.5
5.0
4.5
I
OUT
=0
I
OUT
=300mA
T
C
=25 C, V
OUT
=5.2V
o
Output Voltage (V)
Output Voltage (V)
I
OUT
=0
I
OUT
=300mA
T
C
=25 C, V
OUT
=3.3V
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
o
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
1
2
3
4
5
6
2.0
1.5
1.0
0.5
0.0
0.0
Input Voltage (V)
Input Voltage (V)
Figure 9. Output Voltage vs. Input Voltage
Figure 10. Output Voltage vs. Input Voltage
1.0
3.5
3.0
0.8
Output Voltage (V)
0.6
Output Voltage (V)
2.5
2.0
1.5
1.0
0.5
0.4
T
C
=-40 C
T
C
=25 C
o
o
o
0.2
T
C
=-40 C
T
C
=25 C
T
C
=85 C
V
IN
=4.3V, V
OUT
=3.3V
o
o
o
T
C
=85 C
V
IN
=2.5V
V
OUT
=1.0V
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.0
0.00
0.0
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60
Output Current (A)
Output Current (A)
Figure 11. Output Voltage vs. Output Current
Figure 12. Output Voltage vs. Output Current
Oct. 2009 Rev. 1. 3
9
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
