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BFR181T Datasheet, PDF (1/7 Pages) Vishay Siliconix – Silicon NPN Planar RF Transistor
NPN Silicon RF Transistor
Preliminary data
 For low noise, high-gain broadband amplifiers at
collector currents from 0.5 mA to 12 mA
 fT = 8 GHz
F = 1.45 dB at 900 MHz
BFR181T
3
2
1 VPS05996
ESD: Electrostatic discharge sensitive device, observe handling precaution!
Type
BFR181T
Marking
RFs
Pin Configuration
1=B
2=E
3=C
Package
SC75
Maximum Ratings
Parameter
Collector-emitter voltage
Collector-emitter voltage
Collector-base voltage
Emitter-base voltage
Collector current
Base current
Total power dissipation
TS  79°C 1)
Junction temperature
Ambient temperature
Storage temperature
Symbol
VCEO
VCES
VCBO
VEBO
IC
IB
Ptot
Tj
TA
Tstg
Value
12
20
20
2
20
2
175
150
-65 ... 150
-65 ... 150
Unit
V
mA
mW
°C
Thermal Resistance
Junction - soldering point2)
RthJS
 405
K/W
1TS is measured on the collector lead at the soldering point to the pcb
2For calculation of RthJA please refer to Application Note Thermal Resistance
1
Aug-09-2001