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Diodes Incorporated
DMC4050SSD
0.06
0.04
V GS = 10V
0.05
0.03
0.04
0.03
V GS = 4.5V
0.02
T A = 150°C
T A = 125°C
T A = 85°C
0.02
0.01
V GS = 10V
0.01
T A = 25°C
T A = -55°C
0
0
5 10 15 20 25
30
0
0
5
10 15 20 25
30
1.7
I D , DRAIN-SOURCE CURRENT (A)
Fig. 3 Typical On-Resistance
vs. Drain Current and Gate Voltage
0.06
I D , DRAIN CURRENT (A)
Fig. 4 Typical On-Resistance
vs. Drain Current and Temperature
1.5
1.3
V GS = 10V
I D = 20A
0.05
0.04
1.1
0.9
0.7
V GS = 4.5V
I D = 10A
0.03
0.02
0.01
V GS = 4.5V
I D = 10A
V GS = 10V
I D = 20A
0.5
-50
-25
0 25 50 75 100 125 150
0
-50
-25 0 25 50 75 100 125 150
3.0
2.7
2.4
T A , AMBIENT TEMPERATURE (°C)
Fig. 5 On-Resistance Variation with Temperature
20
18
16
T A , AMBIENT TEMPERATURE (°C)
Fig. 6 On-Resistance Variation with Temperature
2.1
1.8
14
12
T A = 25°C
1.5
1.2
0.9
0.6
0.3
0
I D = 250μA
I D = 1mA
10
8
6
4
2
0
-50 -25 0 25 50 75 100 125 150
T A , AMBIENT TEMPERATURE (°C)
Fig. 7 Gate Threshold Variation vs. Ambient Temperature
0.2
0.4 0.6 0.8 1.0
V SD , SOURCE-DRAIN VOLTAGE (V)
Fig. 8 Diode Forward Voltage vs. Current
1.2
DMC4050SSD
Document number: DS33310 Rev. 2 - 2
5 of 11
www.diodes.com
March 2011
? Diodes Incorporated
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