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UM4805 Datasheet, PDF (3/4 Pages) Unitpower Technology Limited – Dual P-Ch 30V Fast Switching MOSFETs
Typical Characteristics
UM4805
Dual P-Ch 30V Fast Switching MOSFETs
50
-10V -8V -6V
40
30
-5.5V
-5V
20
-4.5V
10
VGS=-4V
0
0
1
2
3
4
5
-VDS (Volts)
Fig 1: On-Region Characteristics
30
25
VGS=-6V
20
15
VGS=-10V
10
5
0
0
5
10
15
20
25
-ID (A)
Figure 3: On-Resistance vs. Drain Current and Gate
Voltage
60
50
ID=-8A
40
30
125°C
20
25°C
10
0
2
4
6
8
10
-VGS (Volts)
Figure 5: On-Resistance vs. Gate-Source Voltage
25
VDS=-5V
20
15
10
125°C
5
25°C
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
-VGS(Volts)
Figure 2: Transfer Characteristics
1.4
ID=-8A
1.3
VGS=-10V
1.2
1.1
VGS=-4.5V
1
0.9
0.8
0
25 50 75 100 125 150 175
Temperature (°C)
Figure 4: On-Resistance vs. Junction Temperature
1.0E+01
1.0E+00
1.0E-01
1.0E-02
125°C
1.0E-03
1.0E-04
1.0E-05
25°C
1.0E-06
0.0 0.2 0.4 0.6 0.8 1.0 1.2
-VSD (Volts)
Figure 6: Body-Diode Characteristics
3