Datasheet

Micrel, Inc. MIC5219
June 2009 6 M0371-061809
Typical Characteristics
-100
-80
-60
-40
-20
0
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
I
OUT
= 100µA
C
OUT
= 1µF
V
IN
= 6V
V
OUT
= 5V
10 100
1k
10k
100k
1M 10M
-100
-80
-60
-40
-20
0
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
I
OUT
= 1mA
C
OUT
= 1µF
V
IN
= 6V
V
OUT
= 5V
10 100
1k
10k
100k
1M 10M
-100
-80
-60
-40
-20
0
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
I
OUT
= 100mA
C
OUT
= 1µF
V
IN
= 6V
V
OUT
= 5V
10 100
1k
10k
100k
1M 10M
-100
-80
-60
-40
-20
0
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
I
OUT
= 100µA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
V
IN
= 6V
V
OUT
= 5V
10 100
1k
10k
100k
1M 10M
-100
-80
-60
-40
-20
0
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
I
OUT
= 1mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
V
IN
= 6V
V
OUT
= 5V
10 100
1k
10k
100k
1M 10M
0
10
20
30
40
50
60
0 0.1 0.2 0.3 0.4
VOLTAGE DROP (V)
Power Supply Ripple Rejection
vs. Voltage Drop
I
OUT
= 100mA
10mA
1mA
C
OUT
= 1µF
0
10
20
30
40
50
60
70
80
90
100
0 0.1 0.2 0.3 0.4
VOLTAGE DROP (V)
Power Supply Ripple Rejection
vs. Voltage Drop
I
OUT
= 100mA
10mA
1mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
0.0001
0.001
0.01
0.1
1
10
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Noise Performance
10
100
1k
10k 100k 1M 10M
10mA, C
OUT
= 1µF
V
OUT
= 5V
0.0001
0.001
0.01
0.1
1
10
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Noise Performance
10mA
1mA
100mA
10
100
1k
10k 100k 1M 10M
V
OUT
= 5V
C
OUT
= 10µF
electrolytic
0.0001
0.001
0.01
0.1
1
10
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
FREQUENCY (Hz)
Noise Performance
10mA
1mA
100mA
10
100
1k
10k 100k 1M 10M
V
OUT
= 5V
C
OUT
= 10µF
electrolytic
C
BYP
= 100pF
0
100
200
300
400
0 100 200 300 400 500
OUTPUT CURRENT (mA)
Dropout Voltage
vs. Output Current
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0 1 2 3 4 5 6 7 8 9
INPUT VOLTAGE (V)
Dropout Characteristics
I
L
=100µA
I
L
=100mA
I
L
=500mA