BB404 Hitachi Semiconductor (acquired by Renesas), BB404 Datasheet - Page 7

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

60
50
40
30
20
10
4
3
2
1
0
0
Gate2 to Source Voltage V
Noise Figure vs. Drain Current
1
5
Drain Current I
Gate2 to Source Voltage
Gain Reduction vs.
2
10
3
15
4
D
V
V
V
R = 470 k
f = 200 MHz
V
V
V
R = variable
f = 200 MHz
20
DS
G1
G2S
G
DS
G1
G2S
G
(mA)
5
= 9 V
= 9 V
= 9 V
= 9 V
G2S
= 6 V
= 6 V
25
6
(V)
30
7
30
25
20
15
10
5
0
6
5
4
3
2
1
0
0.1
1
Gate2 to Source Voltage V
V
V
V
Drain Current vs. Gate Resistance
DS
G1
G2S
0.2
Gate Resistance R
= 9 V
Gate2 to Source Voltage
2
= 9 V
Input Capacitance vs.
= 6 V
0.5
3
1
4
V
V
R = 470 k
f = 1 MHz
2
DS
G1
G
G
= 9 V
(M
= 9 V
G2S
5
BB404M
5
)
(V)
10
6
7