Preliminary Datasheet
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
AP2121
Typical Performance Characteristics (Continued)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Minimum Operating Requirement
AP2121-3.0
AP2121-1.5
160
0
40
80
120
160
200
0
40
80
120
200
Output Current (mA)
Output Current (mA)
Figure 9. Dropout Voltage vs. Output Current
Figure 8. Dropout Voltage vs. Output Current
3.10
3.08
3.06
3.04
3.02
3.00
2.98
2.96
2.94
2.92
2.90
1.60
1.58
1.56
1.54
1.52
1.50
1.48
1.46
1.44
1.42
1.40
AP2121-1.5
VIN=2.5V
AP2121-3.0
VIN=4V
IOUT=30mA
IOUT=30mA
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
Junction Temperature (oC)
Junction Temperature (oC)
Figure 10. Output Voltage vs. Junction Temperature
Figure 11. Output Voltage vs. Junction Temperature
Mar. 2007 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
14
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
