BFQ34 Datasheet, PDF (8/10 Pages) NXP Semiconductors – NPN 4 GHz wideband transistor

Philips Semiconductors
NPN 4 GHz wideband transistor
Product specification
BFQ34
handbook, full pagewidth
120°
150°
180°
90°
60°
1200
1000
800
500
200 MHz
0.1
30°
+ϕ
0.2
0°
−ϕ
150°
30°
120°
60°
I_c = 120 mA; V_CE = 15 V; T_amb= 25 °C.
90°
MEA318
Fig.10 Common emitter reverse transmission coefficient (S₁₂).
handbook, full pagewidth
1
0.5
2
0.2
+j
0
–j
0.2
0.2
0.5
1
2
1000 ⁸⁰⁰ ₅₀₀
1200
200 MHz
5
10
5 10
∞
10
5
0.5
2
1
MEA316
I_c = 120 mA; V_CE = 15 V; T_amb= 25 °C.
Z_o = 50 Ω.
Fig.11 Common emitter output reflection coefficient (S₂₂).
September 1995
8