ap2128k-3.3trg1 BCD Semiconductor Manufacturing Limited, ap2128k-3.3trg1 Datasheet - Page 8

• Manufacturer Part Number: ap2128k-3.3trg1
• Description: 300ma High Speed, Extremely Low Noise Cmos Ldo Regulator
• Manufacturer: BCD Semiconductor Manufacturing Limited

Typical Performance Characteristics
Jun. 2008 Rev. 1.1
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
120
115
110
105
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Figure 4. Output Voltage vs. Output Current
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
95
90
85
80
75
70
65
60
55
50
Figure 6. Quiescent Current vs. Output Current
0
0
0
V
IN
50
=2.5V, V
50
T
T
T
100
C
C
C
100
=-40
=25
=85
OUT
o
o
o
C
C
C
150
=0.8V
100
Output Current (mA)
Output Current (mA)
Input Voltage (V)
200
200
150
250
300
300
V in =2.5V, V out =0.8V
200
T c =-40
T c =25
T c =85
350
V
400
IN
o
o
C
C
=4.4V
o
400
C
250
T
T
T
C
C
C
=-40
=25
=125
450
o
o
C
o
C
500
C
300
500
8
Figure 5. Dropout Voltage vs. Output Current, V
Figure 7. Quiescent Current vs. Case Temperature
240
220
200
180
160
140
120
100
70
68
66
64
62
60
58
56
54
52
50
80
60
40
20
-40
0
BCD Semiconductor Manufacturing Limited
-20
T
T
T
50
C
C
C
=-40
=25
=125
o
0
o
C
o
C
C
100
Case Temperature (
20
Output Current (mA)
40
150
I
V
60
OUT
IN
=2.5V, V
o
=0
200
C)
80
Data Sheet
OUT
=0.8V
250
100
AP2128
OUT
=3.3V
120
300