MIC5205
Micrel
Typical Characteristics
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
PSRR (dB)
-40
-60
-80
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
RIPPLE REJECTION (dB)
V
IN
= 6V
V
OUT
= 5V
Power Supply Ripple Rejection
vs. Voltage Drop
60
50
40
30
20
10
0
0
C
OUT
= 1µF
0.1
0.2
0.3
VOLTAGE DROP (V)
0.4
1mA
10mA
I
OUT
= 100mA
I
OUT
= 100µA
C
OUT
= 1µF
I
OUT
= 100µA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
0
-20
PSRR (dB)
-40
-60
-80
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
RIPPLE REJECTION (dB)
V
IN
= 6V
V
OUT
= 5V
Power Supply Ripple Rejection
vs. Voltage Drop
100
90
80
70
60
50
40
30
20
10
0
I
OUT
= 100mA
10mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
0
0.1
0.2
0.3
VOLTAGE DROP (V)
0.4
1mA
I
OUT
= 1mA
C
OUT
= 1µF
I
OUT
= 1mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
0
-20
PSRR (dB)
-40
-60
-80
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
10000
V
IN
= 6V
V
OUT
= 5V
Turn-On Time
vs. Bypass Capacitance
TIME (µs)
I
OUT
= 10mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
1000
100
I
OUT
= 10mA
C
OUT
= 1µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
10
10
100
1000
CAPACITANCE (pF)
10000
0
-20
PSRR (dB)
-40
-60
-80
Power Supply
Rejection Ratio
V
IN
= 6V
V
OUT
= 5V
PSRR (dB)
0
-20
-40
-60
-80
Power Supply
Rejection Ratio
320
DROPOUT VOLTAGE (mV)
Dropout Voltage
vs. Output Current
280
240
200
160
120
80
40
0
0
40
80
120
160
OUTPUT CURRENT (mA)
–40°C
+125°C
+25°C
V
IN
= 6V
V
OUT
= 5V
I
OUT
= 100mA
C
OUT
= 1µF
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6 1E+7
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
I
OUT
= 100mA
C
OUT
= 2.2µF
C
BYP
= 0.01µF
MIC5205
4
June 2000