Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
AP2125
Typical Performance Characteristics (Continued)
130
120
110
100
90
150
140
130
120
110
100
90
80
70
80
TC=-40oC
TC=25oC
TC=85oC
70
60
TC=-40oC
TC=25oC
TC=85oC
60
50
50
40
40
30
30
AP2125-1.8
VIN=2.8V
AP2125-3.3
VIN=4.3V
20
20
10
10
0
0
0
50
100
150
200
250
300
350
400
0
50
100
150
200
250
300
350
400
450
500
Output Current (mA)
Output Current (mA)
Figure 25. Supply Current vs. Output Current
Figure 24. Supply Current vs. Output Current
120
110
100
90
80
70
60
50
40
30
20
10
0
150
135
120
105
90
VIN=2.8V
VIN=6V
75
VIN=4.3V
VIN=6V
60
45
30
AP2125-1.8
TC=25oC
AP2125-3.3
TC=25oC
15
0
0
40
80 120 160 200 240 280 320 360 400 440 480
Output Current (mA)
0
40
80
120
160
200
240
280
320
360
400
Output Current (mA)
Figure 27. Supply Current vs. Output Current
Figure 26. Supply Current vs. Output Current
May. 2010 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
18