Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
AP2129
Typical Performance Characteristics (Continued)
0.90
320
280
240
V
OUT
=0.8V
V
IN
=1.8V
Ouput short to GND
Output Voltage(V)
0.88
0.86
0.84
0.82
0.80
0.78
0.76
0.74
I
O
=10mA
I
O
=150mA
V
OUT
=0.8V
V
IN
=1.8V
Short Current (mA)
200
160
120
80
40
0
0.72
-30
-15
0
15
30
o
45
60
75
0.70
-30
-15
0
15
30
o
45
60
75
Case Temperature( C)
Case Temperature( C)
Figure 8. Shot Output vs. Case Temperature
Figure 9. Output Voltage vs. Case Temperature
1.0
0.9
0.8
0.7
1.0
0.9
0.8
0.7
Output Voltage (V)
0.6
0.5
0.4
0.3
0.2
0.1
Output Voltage (V)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.0
T
C
=-40 C
T
C
=125 C
T
C
=25 C
V
OUT
=0.8V
V
IN
=1.8V
o
o
o
T
C
=-40 C
T
C
=25 C
T
C
=125 C
V
OUT
=0.8V
No Load
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
o
o
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)
Input Voltage(V)
Figure 10. Output Voltage vs. Output Current
Figure 11. Output Voltage vs. Input Voltage
Oct. 2009 Rev. 1.1
9
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
