Si4421DY
Vishay Siliconix
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
0.4
0.3
50
40
I D = 850 μA
0.2
30
0.1
20
0.0
- 0.1
- 0.2
10
0
- 50
- 25
0
25
50
75
100
125
150
0.01
0.1
1
10
100
600
T J - Temperature (°C)
Threshold Voltage
100
* Limited by R DS(on)
10
1
1 ms
10 ms
100 ms
1s
10 s
Time (s)
Single Pulse Power
0.1
0.1
T C = 25 °C
Single Pulse
DC
0.1
1
10
100
V DS - Drain-to-Source Voltage (V)
* V GS > minimum V GS at which R DS(on) is specified
Safe Operating Area, Junction-to-Case
2
1
Duty Cycle = 0.5
0.2
Notes:
t 2
t 2
0.1
0.1
0.05
0.02
Single Pulse
P DM
t 1
t 1
1. Duty Cycle, D =
2. Per Unit Base = R thJA = 70 °C/W
3. T JM - T A = P DM Z thJA(t)
4. Surface Mounted
0.01
10 -4
10 -3
10 -2
10 -1
1
10
100
600
Square Wave Pulse Duration (s)
Normalized Thermal Transient Impedance, Junction-to-Ambient
www.vishay.com
4
Document Number: 72114
S-82282-Rev. C, 22-Sep-08
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