2SC4197 Datasheet, PDF (5/10 Pages) Hitachi Semiconductor – Silicon NPN Epitaxial

2SC4197
S Parameters (Emitter Common)
Test Condition V_CE = 5 V, 100 MHz to 1000 MHz (100 MHz Step), Z_O = 50 Ω
I_C = 5 mA
I_C = 10 mA
S11-Frequency
0.8 ¹
0.6
0.4
1.5
2
3
4
0.2
5
10
0
0.2 0.4 0.6 0.8 1 1.5 2 3 4 5 10 _°
–10
–0.2
–0.4
–0.6
–0.8 _–1
–5
–4
–3
–2
–1.5
120°
S12-Frequency
90°
Scale : 0.04/div
60°
150°
30°
–180°
0°
–150°
–120°
–90°
–30°
–60°
120°
S21-Frequency
90°
Scale : 4/div
60°
150°
30°
–180°
0°
–150°
–30°
–120°
–90°
–60°
S22-Frequency
0.8 ¹
0.6
0.4
1.5
2
3
4
0.2
5
10
0
0.2 0.4 0.6 0.8 1 1.5 2 3 4 5 10 _°
–10
–0.2
–0.4
–0.6
–0.8 _–1
–5
–4
–3
–2
–1.5
Rev.3.00 Aug 10, 2005 page 5 of 9