BB404 Hitachi Semiconductor (acquired by Renesas), BB404 Datasheet - Page 6

• Manufacturer Part Number: BB404
• Description: Build in Biasing Circuit MOS FET IC Uhf/vhf RF Amplifier
• Manufacturer: Hitachi Semiconductor (acquired by Renesas)

BB404M
6
30
24
18
12
6
4
3
2
1
0
0
0.1
V
R
f = 1 kHz
V
V
V
f = 200 MHz
Noise Figure vs. Gate Resistance
DS
G
DS
G1
G2S
0.2
Gate Resistance R
Forward Transfer Admittance
= 560 k
Gate1 Voltage
= 9 V
2
= 9 V
= 9 V
= 6 V
vs. Gate1 Voltage
0.5
4
1
6
V
V
2
G
G1
G2S
(M
(V)
8
= 1 V
5
)
10
10
40
35
30
25
20
15
10
40
35
30
25
20
15
10
0.1
0
V
V
V
f = 200 MHz
Power Gain vs. Gate Resistance
V
V
V
R = variable
f = 200 MHz
DS
G1
G2S
0.2
Power Gain vs. Drain Current
DS
G1
G2S
G
Gate Resistance R
5
Drain Current I
= 9 V
= 9 V
= 9 V
= 6 V
= 9 V
= 6 V
10
0.5
15
1
D
2
20
G
(mA)
(M
25
5
)
30
10