Si4943BDY
Vishay Siliconix
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
0.06
0.05
2100
1800
C iss
1500
0.04
1200
0.03
V GS = 4.5 V
900
0.02
0.01
0.00
V GS = 10 V
600
300
0
C rss
C oss
0
5
10
15
20
25
30
0
4
8
12
16
20
10
8
6
4
2
0
I D - Drain Current (A)
On-Resistance vs. Drain Current
V DS = 10 V
I D = 8.4 A
1.6
1.4
1.2
1.0
0.8
0.6
V DS - Drain-to-Source Voltage (V)
Capacitance
V GS = 10 V
I D = 8.4 A
0
5
10
15
20
25
30
- 50
- 25
0
25
50
75
100
125
150
30
Q g - Total Gate Charge (nC)
Gate Charge
T J = 150 °C
0.08
0.07
0.06
T J - Junction Temperature (°C)
On-Resistance vs. Junction Temperature
10
0.05
1
T J = 25 °C
0.04
0.03
0.02
0.01
0.00
I D = 8.4 A
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
2
4
6
8
10
V SD - Source-to-Drain V oltage (V)
Source-Drain Diode Forward Voltage
Document Number: 73073
S09-0704-Rev. C, 27-Apr-09
V GS - Gate-to-Source Voltage (V)
On-Resistance vs. Gate-to-Source Voltage
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