Data Sheet
300mA HIGPHreSPlimEEinDa,rEyXDTaRtaEsMheEeLtY LOW NOISE CMOS LDO REGULATOR
AP2127
Typical Performance Characteristics (Continued)
0.18
0.16
T =-40oC
C
0.14
TC=25oC
TC=85oC
0.12 V =5.2V
OUT
0.10
0.08
0.06
0.04
0.02
0.00
0.00
0.05
0.10
0.15
0.20
0.25
0.30
Output Current (A)
Figure 25. Dropout Voltage vs. Output Current
0.24
0.22
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
-40
-20
I =10mA
OUT
I =150mA
OUT
IOUT=300mA
VOUT=3.3V
0
20
40
60
Case Temperature (oC)
80
100
Figure 26. Dropout Voltage vs. Case Temperature
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
-40
-20
I =10mA
OUT
I =150mA
OUT
IOUT=300mA
VOUT=5.2V
0
20
40
60
80
Case Temperature (oC)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-40
-20
V =1.0V
OUT
No heatsink
0
20
40
60
80
Case Temperature(oC)
100 120
Figure 27. Dropout Voltage vs. Case Temperature
Figure 28. Power Dissipation vs. Case Temperature
Oct. 2009 Rev. 1. 3
BCD Semiconductor Manufacturing Limited
13