MIC2920A/29201/29202/29204
Micrel, Inc.
Typical Characteristics
Dropout V oltage
vs . Output C urrent
Dropout V oltage
vs . T emperature
500
400
300
200
100
0
700
600
DROPOUT VOLTAGE (mV)
6
5
OUTPUT VOLTAGE (V)
4
3
2
1
0
0
Dropout
C harac teris tic s
DROPOUT VOLTAGE (mV)
500
400
300
200
100
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
I
LOAD
= 1mA
I
LOAD
= 400mA
I
LOAD
= 400mA
0
100
200
300
OUTPUT CURRENT (mA)
400
1
2
3
4
INPUT VOLTAGE (V)
5
6
20
10
GROUND CURRENT (mA)
G round C urrent
vs . Output C urrent
200
G round C urrent
vs . S upply V oltage
30
25
GROUND CURRENT (mA)
G round C urrent
vs . S upply V oltage
GROUND CURRENT (µA)
150
20
15
10
5
0
0
V
OUT
= 5V
I
OUT
= 400mA
1
100
50
V
OUT
= 5V
I
OUT
= 1mA
0.1
1
100
10
OUTPUT CURRENT (mA)
400
0
0
1
2 3 4 5 6
SUPPLY VOLTAGE (V)
7
8
2
4
6
8
INPUT VOLTAGE (V)
10
0.20
G round C urrent
vs . T emperature
3
G round C urrent
vs . T emperature
25
20
G round C urrent
vs . T emperature
GROUND CURRENT (mA)
GROUND CURRENT (mA)
GROUND CURRENT (mA)
0.15
2
I
LOAD
= 400mA
15
10
5
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
I
LOAD
= 100mA
0.10
I
OUT
= 1mA
1
0.05
0.00
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
F ixed 3.3V Output V oltage
vs . T emperature
700
650
600
CURRENT (mA)
550
500
450
400
350
S hort C irc uit and Maximum
C urrent vs . T emperature
V
OUT
= V
NOMINAL
– 0.5V
3 S AMP LE S
(HI/AV G /LO)
V
OUT
= 0V
300
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
GROUND CURRENT (µA)
OUTPUT VOLTAGE (V)
V
OUT
= 3.3V
1000
900
R
LOAD
= 100Ω
800
700
600
500
400
300
200
100
0
-100
-30 -20 -10
0
10
INPUT VOLTAGE (V)
G round C urrent
vs . S upply V oltage
20
30
M9999-021505
6
February 2005
MICREL [ MICREL SEMICONDUCTOR ]
