BFR540
BFR540 is NPN 9GHz wideband transistor manufactured by NXP Semiconductors.
description
The BFR540 is an NPN silicon planar epitaxial transistor in a SOT23 plastic package.
1.2 Features and benefits
- High power gain
- Low noise figure
- High transition frequency
- Gold metallization ensures excellent reliability.
1.3 Applications
- RF front end wideband applications in the GHz range
- Analog and digital cellular telephones
- Cordless telephones (CT1, CT2, DECT, etc.)
- Radar detectors
- Satellite TV tuners (SATV)
- MATV/CATV amplifiers
- Repeater amplifiers in fiber-optic systems.
1.4 Quick reference data
Table 1. Quick reference data
Symbol Parameter
Conditions
Min Typ Max Unit
VCBO VCES collector-base voltage collector-emitter voltage open emitter RBE = 0
- -
- -
IC collector current (DC)
- -
120 m A
Ptot total power dissipation Tsp 70 C
[1]
- -
500 m W h FE
DC current gain
IC = 40 m A; VCE = 8 V
100 120 250
Cre feedback capacitance IC = ic = 0 A; VCB = 8 V;
- 0.6
- p F f = 1 MHz f T transition frequency IC = 40 m A; VCE = 8 V;
- 9
- GHz f = 1...
