MIC5206_06 Datasheet, PDF (6/11 Pages) Micrel Semiconductor – 150mA Low-Noise LDO Regulator

Micrel, Inc.
Typical Characteristics
Power Supply
Rejection Ratio
0
V_IN = 6V
-20
V_OUT = 5V
-40
-60
-80
I_OUT = 100µA
C_OUT = 1µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+61E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20
V_OUT = 5V
-40
-60
-80
I_OUT = 1mA
C_OUT = 1µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+61E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
-80
I_OUT = 10mA
C_OUT = 1µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
-80
I_OUT = 100mA
C_OUT = 1µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
May 2006
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
I_OUT = 100µA
-80
C_OUT = 2.2µF
C_BYP = 0.01µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
I_OUT = 1mA
-80
C_OUT = 2.2µF
C_BYP = 0.01µF
-100
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
I_OUT = 10mA
-80
C_OUT = 2.2µF
-100
C_BYP = 0.01µF
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
Power Supply
Rejection Ratio
0
V_IN = 6V
-20 ^VOUT ^{= 5V}
-40
-60
-80
I_OUT = 100mA
C_OUT = 2.2µF
-100
C_BYP = 0.01µF
1E10+1 11E0+02 1E1k+3 11E0+k4 11E0+05k1E1M+6 1E0M+7
FREQUENCY (Hz)
6
MIC5206
Power Supply Ripple Rejection
vs. Voltage Drop
60
50
1mA
40
30
10mA I_OUT = 100mA
20
10
C_OUT = 1µF
0
0
0.1 0.2 0.3 0.4
VOLTAGE DROP (V)
Power Supply Ripple Rejection
vs. Voltage Drop
100
90
80
1mA
70
60
50
I_OUT = 100mA
40
10mA
30
20
C_OUT = 2.2µF
10
C_BYP = 0.01µF
0
0
0.1 0.2 0.3 0.4
VOLTAGE DROP (V)
Turn-On Time
vs. Bypass Capacitance
10000
1000
100
10
10
100
1000 10000
CAPACITANCE (pF)
Noise Performance
10
10mA, C_OUT = 1µF
1
0.1
0.01
1mA
C_OUT = 1µF
C_BYP = 10nF
0.001
V_OUT = 5V
0.0001
1E10+111E0+021E1+k3 11E0+k411E0+05k 11EM+611E0+M7
FREQUENCY (Hz)
M9999-051506
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