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700 W - 48 V demoboard using 2x STAC2942B for FM broadcast application (VHF amplifier 87.5 - 108 MHz)

The STEVAL-TDR029V1 is a RF broadband power amplifier intended for FM broadcast radio transmitters over the band 87.5 to 108 MHz using 2x STAC2942B N-channel MOS field-effect transistors.

STEVAL-TDR029V1 is designed in cooperation with InnovAction S.r.l in italy.

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Key Features

  • Excellent thermal stability
  • Frequency: 87.5 - 108 MHz
  • Supply voltage: 48 V
  • Output power: 700 W min
  • Gain: 20 dB typ.
  • Efficiency: 77 % typ
  • Harmonics: - 36 dBc max
  • Gain flatness: ± 0.5 dB max


Design Resources


Technical Documentation

Product Specifications

Description Version Size
DS6827: RF power amplifier demonstration board based on the STAC2942B
1.2 192 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
Gerber files for STEVAL-TDR029V1 board
2.1 1,319 KB

Bill of Materials

Description Version Size
BOM for STEVAL-TDR029V1 board
1.0 21 KB

Schematic Pack

Description Version Size
Board schematics for STEVAL-TDR029V1 board
3.1 84 KB

Sample & Buy

Part Number Marketing StatusCore ProductOrder From STUnit Price (US$)*
@ 1
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STEVAL-TDR029V1NRNDSTAC2942BW-910No availability reported, please contact our Sales officeEcopack2-

(*) 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
(**) The Material Declaration forms available on 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.
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