MIC2920A/29201/29202/29204
Micrel
MIC29201/2 Shutdown Current
vs. Temperaure
OUTPUT (mA)
∆
OUTPUT (mV)
ENABLE CURRENT (µA)
100
0
-100
600
-200
400
200
0
-200
-5
0
C
OUT
= 10µF
OUTPUT (mA)
∆
OUTPUT (mV)
125
100
V
EN
= 5V
75
50
V
EN
= 2V
25
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
Load Transient
200
100
50
0
-50
600
-100
400
200
0
-200
-5
0
Load Transient
C
OUT
= 100µF
1mA
1mA
5
10 15
TIME (ms)
20
25
5
10 15
TIME (ms)
20
25
MIC29202 Adjust Pin
Current vs. Temperature
∆
OUTPUT (mV)
ADJUST PIN CURRENT (nA)
20
0
-20
10
-40
8
6
40
30
20
10
I
LOAD
= 1mA
C
OUT
= 10
µF
I
L
= 10mA
∆
OUTPUT (mV)
50
Line Transient
40
20
10
0
-10
10
-20
8
6
Line Transient
C
OUT
= 100
µF
I
L
= 10mA
3
INPUT (V)
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
4
-0.2
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
TIME (ms)
INPUT (V)
4
-0.2
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
TIME (ms)
Output Impedance
vs. Frequency
10
OUTPUT IMPEDANCE (Ω)
1
0.1
I
LOAD
= 10mA
0.01
1x10
0
100x10
0
1x10
3
100x10
3
10x10
0
1
10
100 1k 10k 100k 1M
FREQUENCY (Hz)
Ripple Rejection
0
C
L
= 10µF
-20
REJECTION (dB)
I
L
= 100mA
-40
-60
-80
-100
1E+1 1E+2 1E+3 1E+4 1E+5 1E+6
10 100
1k
10k 100k 1M
FREQUENCY (Hz)
1mA
January 1998
3-15
10x10
3
1x10
6
MICREL [ MICREL SEMICONDUCTOR ]
