2007-03-30
3
BFR340L3
Electrical Characteristics at T
= 25°C, unless otherwise specified
Parameter Symbol Values Unit
min. typ. max.
AC Characteristics (verified by random sampling)
Transition frequency
IC = 6 mA, VCE = 3 V, f = 1 GHz fT10 14 - GHz
Collector-base capacitance
VCB = 5 V, f = 1 MHz, VBE = 0 ,
emitter grounded
Ccb - 0.17 0.4 pF
Collector emitter capacitance
VCE = 5 V, f = 1 MHz, VBE = 0 ,
base grounded
Cce - 0.13 -
Emitter-base capacitance
VEB = 0.5 V, f = 1 MHz, VCB = 0 ,
collector grounded
Ceb - 0.12 -
Noise figure
IC = 1 mA, VCE = 3 V, ZS = ZSopt , f = 1.8 GHz Fmin - 1.15 - dB
Power gain, maximum stable1)
IC = 5 mA, VCE = 3 V, ZS = ZSopt ,
ZL = ZLopt, f = 1.8 GHz
Gms - 17.5 - -
Power gain, maximum available1)
IC = 5 mA, VCE = 3 V, ZS = ZSopt ,
ZL = ZLopt , f = 3 GHz
Gma - 13 - dB
Transducer gain
IC = 5 mA, VCE = 3 V, ZS = ZL = 50Ω ,
f = 1.8 GHz
f = 3 GHz
|S21e|2
-
-
14
10
-
-
dB
Third order intercept point at output2)
VCE = 3 V, IC = 5 mA, f = 1.8 GHz,
ZS = ZL = 50Ω
IP3- 12.5 - dBm
1dB Compression point at output
IC = 5 mA, VCE = 3 V, ZS = ZL = 50Ω ,
f = 1.8 GHz
P-1dB - -1 -
1Gma = |S21e / S12e| (k-(k²-1)1/2), Gms = |S21e / S12e|
2IP3 value depends on termination of all intermodulation frequency components.
Termination used for this measurement is 50Ω from 0.1 MHz to 6 GHz