Document
PLANETA
The RF Line NPN Silicon High-Frequency Transistor
DESCRIPTION
The BFR91 is an NPN silicon epitaxial transistor designed for low noise amplifier at VHF, UHF and CATV band.
It has dynamic range and good current characteristic. This small-signal plastic transistor offers superior quality and performance at low cost.
FEATURES
Ø High Gain-Bandwidth Products fT=5.0 GHz (Typ) @ 30 mA
Ø Low Noise Figure NF=1.9 dB (Typ) @ 500 MHz
Ø High Gain GPS= 18.0 dB (Typ) @ 500 MHz
BFR91
1
3
1 – Base 2 – Collector 3 – Emitter
2
JEDEC EIAJ GOST
Weight:
SOT37
TO-50 –
KT-29
0.2g
ABSOLUTE MAXIMUM RATINGS (TA = 25 °C)
Rating
Symbol
Collector- Emitter Voltage Collector- Base Voltage Emitter- Base Voltage Collector Current Power Dissipation Junction Temperature Operating Junction Temperature Range Storage Temperature Range
VCEO VCBO VEBO
IC Ptot TJMAX TJ TSTG
Value
12 20
2 50 300 150 -45 to +70 -65 to +150
Unit
V V V mA mW °C °C °C
THERMAL CHARACTERISTIC
Thermal Resistance, Ju.