350 W - 48 V demoboard using 1x STAC2942B for FM broadcast application (VHF amplifier 87.5 - 108 MHz)

The STEVAL-TDR028V1 is an RF broadband power amplifier intended for FM broadcast radio transmitters over the 87.5 to 108 MHz band, using an STAC2942B gold metallized N-channel MOS field-effect transistor.

The STEVAL-TDR028V1 is designed in cooperation with InnovAction S.r.l in Italy.

Key Features

  • Excellent thermal stability
  • Frequency: 87.5 - 108 MHz
  • Supply voltage: 48 V
  • Output power: 370 W min.
  • Gain: 20 dB typ.
  • Efficiency: 77% typ.
  • Harmonics: - 30 dBc max.
  • Gain flatness: ± 0.7 dB max.





Description Version Size
DS6826 DS6826: RF power amplifier demonstration board based on the STAC2942B 1.1 161 KB


Board Manufacturing Specifications
Description Version Size
Gerber files for STEVAL-TDR028V1 board 2.1 585 KB
Bill of Materials
Description Version Size
BOM for STEVAL-TDR028V1 board 2.1 28 KB
Schematic Pack
Description Version Size
Board schematics for STEVAL-TDR028V1 board 1.0 48 KB


Description Version Size
Demo products licence agreement 3.2 22 KB
Evaluation products license agreement 1.4 128 KB


型号 Core Product Marketing Status Unit Price (US$) * Board production status Quantity ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
STEVAL-TDR028V1 STAC2942BW Active 455 - 1 NEC EAR99 ITALY MORE INFO No availability reported, please contact our Sales office

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors


型号 Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STEVAL-TDR028V1 ActiveCARD-Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.