BFC505 Datasheet, PDF (7/11 Pages) NXP Semiconductors – NPN wideband cascode transistor

Philips Semiconductors
NPN wideband cascode transistor
Product specification
BFC505
25
hand_gb_ao_io_nk, halfpage
(dB)
20
15
10
5
0
−5
10^−1
RL = 470 Ω
MGG217
50 Ω
1
IC (mA)
10
V_CE = 1 V; R_S = 50 Ω; X_S = X_L = opt; f = 900 MHz.
Fig.8 Transducer gain as a function of collector
current; typical values.
10
handbook, halfpage
IP3
(dBm)
0
−10
MGG218
(1)
(2)
(3)
−20
(4)
−30
10^−1
1
IC (mA)
10
Point tuned for maximum gain with double slug tuners; f = 900 MHz.
(1) IP₃ (output); V_C2-E1 = 3 V. (2) IP₃ (output); V_C2-E1 = 1 V.
(3) IP₃ (input); V_C2-E1 = 3 V. (4) IP₃ (input); V_C2-E1 = 1 V.
Fig.9 Third order intercept point as a function of
collector current; typical values.
1996 Oct 08
7