Diodes AP2125 Manual de usuario Pagina 15

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Sep. 2012 Rev. 1. 5 BCD Semiconductor Manufacturing Limited
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2125
Data Sheet
Figure 12. Current Limit
Typical Performance Characteristics (Continued)
0 50 100 150 200 250 300 350 400 450 500
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
AP2125-1.8
V
IN
=2.8V
Output Voltage (V)
Output Current (mA)
T
C
=-40
o
C
T
C
=25
o
C
T
C
=85
o
C
0 50 100 150 200 250 300 350 400 450 500
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
3.2
3.6
AP2125-3.3
V
IN
=4.3V
Output Voltage (V)
Output Current (mA)
T
C
=-40
o
C
T
C
=25
o
C
T
C
=85
o
C
Figure 13. Current Limit
Figure 14. Output Voltage vs. Input Voltage Figure 15. Output Voltage vs. Input Voltage
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
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
AP2125-1.8
T
C
=25
o
C
Output Voltage (V)
Input Voltage (V)
1mA
100mA
300mA
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
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
3.2
3.6
AP2125-3.3
T
C
=25
o
C
Output Voltage (V)
Input Voltage (V)
1mA
100mA
300mA
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