Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
Typical Performance Characteristics (Continued)
AP2125
2.0
1.8
1.6
1.4
T =-40oC
C
1.2
T =25oC
C
T =85oC
1.0
C
0.8
0.6
AP2125-1.8
0.4
T =25oC
C
0.2
No Load
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
Figure 16. Output Voltage vs. Input Voltage
3.6
3.2
2.8
T =-40oC
C
2.4
T =25oC
C
T =85oC
2.0
C
1.6
1.2
AP2125-3.3
0.8
T =25oC
C
0.4
No Load
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
Figure 17. Output Voltage vs. Input Voltage
1.90
1.88 AP2125-1.8
V =2.8V
1.86
IN
1.84
I =10mA
OUT
1.82
I =30mA
OUT
I =100mA
1.80
OUT
I =300mA
OUT
1.78
1.76
1.74
1.72
1.70
-25
0
25
50
75
Case Temperature (oC)
Figure 18. Output Voltage vs. Case Temperature
3.40
AP2125-3.3
3.38 V =4.3V
IN
3.36
3.34
3.32
3.30
I =10mA
OUT
I =30mA
3.28
OUT
I =100mA
OUT
3.26
I =300mA
OUT
3.24
3.22
3.20
-25
0
25
50
75
Case Temperature (oC)
Figure 19. Output Voltage vs. Case Temperature
May. 2010 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
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