MP6231/MP6232 –CURRENT-LIMITED POWER DISTRIBUTION SWITCHES
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
=5.5V, C
L
= 1µF, T
A
= +25ºC, unless otherwise noted.
Supply Current, Output Enabled
vs. Input Voltage
4
TURN OFF DELAY (ms)
1.2
1
0.8
0.6
0.4
0.2
0
2.5
3
3.5
4
4.5
5
5.5
6
2.5
3
3.5
4
4.5
5
5.5
6
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
V
EN
=5V
120
100
80
60
40
20
0
2.5
3
3.5
4
4.5
5
5.5
6
INPUT VOLTAGE (V)
3.5
TURN ON DELAY (ms)
3
2.5
2
1.5
1
0.5
0
Static Drain-Source On-State
Resistance Variation vs.
Ambient Temperature
30
25
20
15
10
5
0
-5
-10
-15
-20
-25
-30
-45 -30 -15 0
Static Drain-Source
On-State Resistance vs.
Input Voltage
INPUT TO OUTPUT VOLTAGE (mV)
Input to Output Voltage vs.
Load Current
V
EN
=5V
90
80
70
60
50
40
30
20
10
0
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7
OUTPUT CURRENT (A)
Vin=5.5V
Vin=5V
Vin=2.7V
Vin=3.3V
Vin=4.5V
I
O
=0.1A, V
IN
=5V
140
130
120
110
100
90
80
V
EN
=5V, I
OUT
=0.5A
15 30 45 60 75 90
70
2.5
3
3.5
4
4.5
5
5.5
6
AMBIENT TEMPERATURE (
0
C)
INPUT VOLTAGE (V)
Current Limit
vs. Input Voltage
V
EN
=5V
THRESHOLD TRIP CURRENT (A)
Threshold Trip Current vs.
Input Voltage
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
2.5
3
3.5
4
4.5
5
5.5
6
Current Limit Response Time
vs. Peak Current
V
EN
=5V
45
40
35
30
25
20
15
10
5
0
0
2
4
6
8
10
12
14
V
EN
=5V
0.9
0.85
CURRENT LIMIT (A)
0.8
0.75
0.7
0.65
0.6
2.5
3
3.5
4
4.5
5
5.5
6
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
PEAK CURRENT (A)
MP6231/MP6232 Rev. 1.2
3/31/2010
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5
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