3SK319 Renesas Electronics Corporation., 3SK319 Datasheet - Page 4

• Manufacturer Part Number: 3SK319
• Description: Mosfets Silicon N-channel Dual Gate Mos Fet Uhf Rf Amplifier
• Manufacturer: Renesas Electronics Corporation.

3SK319
Rev.2.00 Aug 10, 2005 page 4 of 7
Noise Figure vs. Gate2 to Source Voltage
Noise Figure vs. Drain to Source Voltage
5
4
3
2
1
0
5
4
3
2
1
5
4
3
2
1
0
0
Gate2 to Source Voltage V
Drain to Source Voltage V
Noise Figure vs. Drain Current
Drain Current I
1
5
2
10
2
4
15
D
3
6
V
V
f = 900 MHz
V
I
f = 900 MHz
D
(mA)
V
f = 900MHz
DS
G2S
G2S
= 10 mA
DS
= 3.5 V
= 3 V
= 3.5 V
= 3 V
20
DS
G2S
4
8
(V)
(V)
25
10
5
25
20
15
10
25
20
15
10
5
0
Power Gain vs. Drain to Source Voltage
Power Gain vs. Gate2 to Source Voltage
5
0
Gate2 to Source Voltage V
Drain to Source Voltage V
V
f = 900MHz
DS
= 3.5 V
2
1
4
2
3
6
V
I
f = 900 MHz
D
G2S
= 10 mA
= 3 V
DS
4
G2S
8
(V)
(V)
10
5