BB404 Hitachi Semiconductor (acquired by Renesas), BB404 Datasheet - Page 3

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

Main Characteristics
Input (50 )
1000p
36p
Test Circuit for Operating Items (I
1000p
L1
47k
V
G1
V
T
L2 : 1mm Enameled Copper Wire,Inside dia 10mm, 2Turns
RFC : 1mm Enameled Copper Wire,Inside dia 5mm, 2Turns
L1 : 1mm Enameled Copper Wire,Inside dia 10mm, 2Turns
1SV70
1000p
Power Gain, Noise Figure Test Circuit
Source
R
1000p
Gate 1
V
G
G2
R
1000p
47k
G
180k (VD=5V)
470k (VD=9V)
D(op)
BBFET
.
, |yfs|, Ciss, Coss, Crss, NF, PG)
Gate 2
I
A
D
L2
Drain
1000p
V = V
V
D
G2
RFC
1000p
G1
V
T
1000p
47k
Unit
1SV70
10p max
Capacitance (F)
Resistance
BB404M
Output (50 )
( )
3