www.vishay.com
4
Document Number: 73624
S09-0393-Rev. B, 09-Mar-09
Vishay Siliconix
Si4559ADY
N-CHANNEL TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
Output Characteristics
On-Resistance vs. Drain Current and Gate Voltage
Gate Charge
0
2
4
6
8
10
12
14
16
18
20
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
V
GS
= 10 thru 4 V
3 V
V
DS
- Drain-to-Source Voltage (V)
- Drain Current (A)I
D
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
0.080
0 2 4 6 8 10 12 14 16 18 20
V
GS
= 10 V
I
D
- Drain Current (A)
V
GS
= 4.5 V
R
DS(on)
- On-Resistance (mΩ)
0
2
4
6
8
10
0 3 6 9 12 15
V
DS
= 30 V
I
D
= 4.3 A
- Gate-to-Source Voltage (V)
Q
- Total Gate Charge (nC)
V
GS
Transfer Characteristics
Capacitance
On-Resistance vs. Junction Temperature
- 55 °C
0
1
2
3
4
5
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
25 °C
T
C
= 125 °C
V
GS
- Gate-to-Source Voltage (V)
- Drain Current (A)I
D
C
rss
0
200
400
600
800
1000
0 102030405060
C
oss
C
iss
V
DS
- Drain-to-Source Voltage (V)
C - Capacitance (pF)
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
- 50 - 25 0 25 50 75 100 125 150
V
GS
= 10 V
I
D
= 4.3 A
T
J
- Junction Temperature (°C)
R
DS(on)
- On-Resistance
(Normalized)