2SC4416
Conversion Gain and Noise Figure Test Circuit
fosc = 930 MHz
(–5 dBm)
VTin
VBB
1 k 2.2 n
2.2 n
L1
L2
8p
VCC
2.2 n
220 µ
1k
fout = 30 MHz
100 p 100 p RL = 50 Ω
2.2 n
D1
L3
100
47 p D1 47 k
fin = 900 MHz
2.2 n
VTout
Unit R : Ω
C: F
L: H
D1 : 1SV188
L1 : φ1 mm Enameled Copper Wire.
25
10
, L2 : φ1 mm Enameled Copper Wire.
, L3 : φ1 mm Enameled Copper Wire.
15
30
L4 : Inside Dia 3 mm, φ0.5 mm Enameled Copper Wire 1 Turn.
Unit : mm
L5 : Inside Dia 5 mm Bobin, φ0.2 mm Enameled Copper Wire 20 Turns Using Ferrite Core.
8