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BFY405 (ES)
  • BFY405 (ES)

BFY405 (ES)

Active and preferred

HiRel Microwave Transistor

Infineon Technologies BFY405 (ES) Product Info

16 April 2026 0

Parameters

fT

22 GHz

IC max

12 mA

Package

Micro-X

Ptot max

55 mW

RthJS max

545 K/W

VCEO max

4.5 V

Apps

Space applications

Features

  • HiRel Discrete and Microwave Semiconductor
  • For Low Current Applications
  • For Oscillators up to 12 GHz
  • Noise Figure F = 1.15 dB at 1.8 GHz
  • Outstanding Gms = 23dB at 1.8 GHz
  • Hermetically sealed microwave package
  • Transition Frequency fT = 20 GHz
  • SIEGET® 25-Line Infineon Technologies Grounded Emitter Transistor-25 GHz fT-Line
  • Type Variant No. 01
ESA Space Qualified ESA/SCC Detail Spec. No.: 5611/008/01 B

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