MIC5281 MICREL [Micrel Semiconductor], MIC5281 Datasheet - Page 6

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

Typical Characteristics
Micrel, Inc.
June 2011
11.0
10.0
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
-50
0
0
V
I
OUT
OUT
V
V
-25
Quiescent Supply Current
IN
OUT
= 0
20
= 5V
= 12V
= 5V
OUTPUT CURRENT (mA)
5
vs. Output Current
TEMPERATURE (°C)
vs. Input Voltage
vs. Temperature
0
Dropout Voltage
INPUT VOLTAGE (V)
Output Voltage
40
10
25
60
50
15
V
I
OUT
OUT
80
75
= 25mA
= 5V
20
100
100
125
120
25
11.0
10.0
1.31
1.30
1.29
1.28
1.27
1.26
1.25
1.24
1.23
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
-50
-50
0
V
I
V
V
I
OUT
OUT
V
V
I
OUT
OUT
IN
OUT
-25
IN
OUT
Quiescent Supply Current
-25
= 12V
= 5mA
20
= 12V
= 0mA
= 5mA
= 5V
= 5V
= 5V
vs. Temperature
TEMPERATURE (°C)
Output Voltage
vs. Temperature
TEMPERATURE (°C)
INPUT VOLTAGE (V)
0
0
vs. Input Voltage
40
FB Voltage
25
25
6
60
50
50
80
75
75
100
100
100
120
125
125
5.15
5.10
5.05
5.00
4.95
4.90
4.85
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.00
2.50
2.00
1.50
1.00
0.50
0.00
0
0
0
V
V
I
OUT
IN
OUT
V
ADJUSTABLE OPTION
OUT
20
= 12V
20
= 5mA
= 5V
5
OUTPUT CURRENT (mA)
= 5V
vs. Output Current
Dropout Voltage
vs. Input Voltage
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
vs. Input Voltage
Output Voltage
40
40
FB Current
10
60
60
M9999-062411-A
15
80
80
V
V
MIC5281
OUT
FB
= 1.267V
= 5V
20
100
100
120
120
25