MIC29150/29300/29500/29750
Micrel
Typical Characteristics MIC2975x
MIC2975x Dropout Voltage
vs. Output Current
450
MIC2975x Dropout Voltage
vs. Temperature
DROPOUT VOLTAGE (V)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
5.0
MIC29750-3.3
Dropout Characteristics
OUTPUT VOLTAGE (V)
DROPOUT VOLTAGE (mV)
400
350
300
250
200
150
100
50
0
0
1 2 3 4 5 6 7
OUTPUT CURRENT (A)
8
4.0
3.0
2.0
1.0
0.0
I
LOAD
= 10mA
I
LOAD
= 7.5A
0
2
4
INPUT VOLTAGE (V)
6
MIC2975x Ground Current
vs. Output Current
120
3.5
MIC2975x Ground Current
vs. Supply Voltage
175
FIXED 3.3V
VERSION
I
OUT
= 10mA
MIC2975x Ground Current
vs. Supply Voltage
GROUND CURRENT (mA)
150
125
100
75
50
25
0
0
FIXED 3.3V VERSION
I
LOAD
= 7.5A
2
4
6
SUPPLY VOLTAGE (V)
8
GROUND CURRENT (mA)
GROUND CURRENT (mA)
0
1 2 3 4 5 6 7
OUTPUT CURRENT (A)
8
100
80
60
40
20
0
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
2
4
6
8
SUPPLY VOLTAGE (V)
10
MIC2975x Ground Current
vs. Temperature
0.5
4
MIC2975x Ground Current
vs. Temperature
200
MIC2975x Ground Current
vs. Temperature
GROUND CURRENT (mA)
GROUND CURRENT (mA)
0.4
0.3
0.2
0.1
0.0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
I
OUT
= 10mA
GROUND CURRENT (mA)
3
150
I
OUT
= 7.5A
2
I
OUT
= 250mA
1
100
50
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
MIC29750-3.3 Output Voltage
vs. Temperature
3.40
OUTPUT VOLTAGE (V)
3.38
3.36
CURRENT (A)
3.34
3.32
3.30
3.28
3.26
3.24
3 DEVICES
MIC29750-5.0 Short Circuit
Current vs. Temperature
12
11
10
9
V
OUT
= 0V
8
7
6
5
4
3
2
1
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
3.5
GROUND CURRENT (mA)
3.0
2.5
2.0
1.5
MIC2975x Ground Current
vs. Input Voltage
1.0 R
LOAD
= 100Ω
0.5
0.0
-0.5
-30
-20 -10 0
10 20
INPUT VOLTAGE (V)
30
3.22
3.20
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
MIC29150/29300/29500/29750
12
March 2000
MICREL [ MICREL SEMICONDUCTOR ]
