DMP31D7LT
2.0
1.8
2
1.8
1.6
1.4
1.2
1
V
= -5.0V
V
= -10V
DS
GS
V
= -5.0V
GS
V
V
= -4.5V
= -4.0V
GS
GS
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.8
0.6
V
= -3.5V
GS
T
= 150°C
A
V
= -2.8V
GS
0.4
0.2
0.0
V
= -2.5V
GS
T
= 125°C
T
= 85°C
= 25°C
A
A
V
= -3.0V
GS
T
A
T
= -55°C
A
0
1
2
3
4
5
1
1.5
2
2.5
-VGS, GATE-SOURCE VOLTAGE (V)
Figure 2 Typical Transfer Characteristics
3
3.5
4
4.5
5
5.5
-VDS , DRAIN -SOURCE VOLTAGE (V)
Figure 1 Typical Output Characteristics
2
10
1.8
9
1.6
8
7
6
5
4
3
2
1.4
1.2
1
I
= -420mA
= -200mA
D
I
V
= -4.5V
D
GS
0.8
0.6
V
= -10V
GS
0.4
1
0
0.2
0
0
0.2 0.4 0.6 0.8
1
1.2 1.4 1.6 1.8
2
0
2
4
6
8
10 12 14 16 18 20
-VGS, GATE-SOURCE VOLTAGE (V)
Figure 4 Typical Drain-Source On-Resistance
vs. Gate-Source Voltage
-ID, DRAIN SOURCE CURRENT (A)
Figure 3 Typical On-Resistance vs.
Drain Current and Gate Voltage
1.2
1
1.8
1.6
V
= -10V
GS
V
= -10V
GS
I
= -420mA
T
= 150°C
D
A
0.8
0.6
0.4
1.4
1.2
T
= 125°C
= 85°C
A
V
I
= -4.5V
T
T
GS
= -200mA
A
D
= 25°C
A
A
1
T
= -55°C
0.2
0
0.8
0.6
0
0.2 0.4 0.6 0.8
1
1.2 1.4 1.6 1.8
2
-50 -25
TJ, JUNCTION TEMPERATURE (C)
Figure 6 On-Resistance Variation with Temperature
0
25
50
75 100 125 150
-ID, DRAIN SOURCE CURRENT (A)
Figure 5 Typical On-Resistance vs.
Drain Current and Temperature
3 of 7
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April 2022
DMP31D7LT
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Document number: DS41858 Rev. 3 - 2