MIC37300/37301/37302
Micrel
Ground Current
vs. Supply Voltage (3.3V)
1.4
GROUND CURRENT (mA)
1.2
1
0.8
0.6
0.4
0.2
0
0
10mA
1
2
3
4
SUPPLY VOLTAGE (V)
5
100mA
GROUND CURRENT (mA)
70
60
50
40
30
20
10
0
0
Ground Current
vs. Supply Voltage (3.3V)
0.4
GROUND CURRENT (mA)
Ground Current
vs. Temperature
0.35
0.3
0.25
0.2
0.15
0.1
0.05
IOUT=10mA
2.5VOUT
3A
2A
1A
1
2
3
4
SUPPLY VOLTAGE (V)
5
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Ground Current
vs. Temperature
14
Ground Current
vs. Temperature
45
GROUND CURRENT (mA)
Output Voltage
vs. Temperature
2.6
GROUND CURRENT (mA)
35
30
25
20
15
10
5
IOUT=3A
OUTPUT VOLTAGE (V)
12
10
8
6
4
2
IOUT=1.5A
2.5VOUT
40
2.5VOUT
2.55
2.5VOUT
2.5
2.45
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
2.4
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Short-Circuit Current
vs. Supply Voltage
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
2.25
Short-Circuit Current
vs. Temperature
SHORT CIRCUIT CURRENT (A)
6
5
4
3
2
1
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
2.5V
IN
Flag Voltage
vs. Flag Current
1.0
5VIN
SHORT CIRCUIT CURRENT (A)
FLAG VOLTAGE (V)
0.8
0.6
3.3VIN
0.4
2.5VIN
0.2
0
0 0.5 1 1.5 2 2.5 3 3.5 4
FLAG CURRENT (mA)
3
3.75 4.5 5.25
SUPPLY VOLTAGE (V)
6
Flag Low Voltage
vs. Temperature
400
350
Error Flag Pull-Up Resistor
6
FLAG VOLTAGE (V)
16
ENABLE CURRENT (µA)
Enable Current
vs. Temperature
14
12
10
8
6
4
2
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
2.5V
EN
Flag High (OK)
5
4
3
2
Flag Low (FAULT)
1
V
IN
= 5V
0.01
FLAG VOLTAGE (mV)
300
250
200
150
100
50
Flag Current=250µA
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
0
0.1
1
10
100 1000 10000
RESISTANCE (kΩ)
M0307-112003
6
November 2003
MICREL [ MICREL SEMICONDUCTOR ]
