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BFR91A Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
BFR91ASIEMENS4000Yes

BFR91A is a high-frequency NPN silicon transistor.

The BFR91A is a high-frequency NPN silicon transistor. Here are the key specifications from the manufacturer PHI (formerly Philips):

  • Type: NPN Silicon RF Transistor
  • Package: SOT-23 (Surface Mount)
  • Collector-Base Voltage (VCBO): 25V
  • Collector-Emitter Voltage (VCEO): 12V
  • Emitter-Base Voltage (VEBO): 3V
  • Collector Current (IC): 50mA
  • Power Dissipation (Ptot): 250mW
  • Transition Frequency (fT): 5GHz
  • Noise Figure (NF): 1.5dB (typical at 1GHz)
  • Gain (hFE): 20–60

These specifications are based on PHI's datasheet for the BFR91A transistor.

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