MIC5281 MICREL [Micrel Semiconductor], MIC5281 Datasheet - Page 7

• Manufacturer Part Number: MIC5281
• Description: 120VIN, 25mA, Ultra-Low IQ, High-PSRR Linear Regulator
• Manufacturer: MICREL [Micrel Semiconductor]

Typical Characteristics (Continued)
Micrel, Inc.
June 2011
80
75
70
65
60
55
50
1.31
1.30
1.29
1.28
1.27
1.26
1.25
1.24
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
-50
-50
0
V
V
-25
IN
OUT
-25
= 12V
= 4.5V
5
OUTPUT CURRENT (mA)
vs. Output Current
Power Dissipation
vs. Temperature
TEMPERATURE (°C)
vs. Temperature
TEMPERATURE (°C)
0
Current Limit
0
FB Voltage
25
10
25
50
50
15
V
V
IN
OUT
75
75
V
V
I
= 12V
OUT
IN
OUT
= 0V
20
= 12V
= 5mA
= 5V
100
100
125
125
25
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
40
38
36
34
32
30
28
26
24
2.5
2.0
1.5
1.0
0.5
0.0
-50
0
-50
V
V
IN
OUT
-25
Case Temperature (MME)
-25
= 12V
= 4.5V
5
OUTPUT CURRENT (mA)
vs. Output Current
vs. Temperature
vs. Temperature
Line Regulation
TEMPERATURE (°C)
0
TEMPERATURE (°C)
0
FB Current
10
25
25
7
50
50
15
V
V
I
OUT
IN
OUT
= 10V to 120V
= 100µA
V
V
I
75
75
OUT
= 5V
IN
FB
= 12V
= 1.267V
= 0
20
100
100
125
125
25
1.276
1.274
1.272
1.270
1.268
1.266
0.30
0.28
0.26
0.24
0.22
0.20
0.18
0.16
0.14
0.12
0.10
-110
-130
-10
-30
-50
-70
-90
30
10
0.01
-50
0
V
V
I
C
C
C
OUT
V
V
I
IN
OUT
IN
PSRR
OUT
OUT
IN
OUT
V
V
= 12V
= None
-25
= 5mA
IN
OUT
= 12V
= 5V
= 10µF
0.1
=100µA to 25mA
PSRR vs. Frequency
= 0.1µF
= 5V
= 12V
OUTPUT CURRENT (mA)
= 5.0V
5
Load Regulation
vs. Temperature
vs. Output Current
TEMPERATURE (°C)
FREQUENCY (kHz)
0
1
FB Voltage
10
25
10
M9999-062411-A
50
15
100
75
MIC5281
1000
20
100
10000
125
25