BF554 Siemens Semiconductor Group, BF554 Datasheet - Page 4

• Manufacturer Part Number: BF554
• Description: NPN Silicon RF Transistor (For general small-signal RF applications up to 300 MHz in amplifier/ mixer and oscillator circuits)
• Manufacturer: Siemens Semiconductor Group

Collector cutoff current I
V
Collector-base capacitance C
Semiconductor Group
f = 1 MHz
CB
= 20 V
CB0
= f (T
cb
= f (V
A
)
CB
)
4
Transition frequency f
V
Noise figure F = f (f)
I
C
CE
= 1 mA, V
= 10 V, f = 100 MHz
CE
= 10 V, R
T
S
= f (I
= 60
C
)
BF 554