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The SD2943 is a gold metallized N-channel MOS field-effect RF power transistor. It is used for 50 V DC large signal applications up to 150 MHz. The SD2943 offers a 20% higher power saturation than the SD2933, and is ideal for ISM applications where reliability and ruggedness are critical factors.
Key Features
- High power capability
- POUT = 350 W min. with 22 dB gain@30 MHz
- PSAT = 450 W
- Low RDS(on)
- Thermally enhanced packing for lower junction temperatures
- Gold metallization
- Excellent thermal stability
- Common source configuration
Sample & Buy
| Part Number | Package | Packing Type | Marketing Status | Budgetary Price (US$)* | Quantity | ECCN (US) | Country of Origin | Order from Distributors | Order from ST |
|---|---|---|---|---|---|---|---|---|---|
| SD2943W | M177 | Loose Piece |
Active
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85 | 1000 | EAR99 | MOROCCO | No availability of distributors reported, please contact our sales office |
SD2943W
Package
M177Packing Type
Loose PieceUnit Price (US$)
85.0*(*) 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
Featured Videos
Development Tools
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Picture Part number Manufacturer Description STSW-RFMOS001 ST Mismatch analysis for RF transistor circuits based on Agilent ADS STSW-RFMOS002 ST Large signal load stability for RF transistors based on Agilnet ADS Part NumberMismatch analysis for RF transistor circuits based on Agilent ADS
Large signal load stability for RF transistors based on Agilnet ADS
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Evaluation Tools
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Picture Part number Manufacturer Description 
STEVAL-TDR005V1 -- 450 W / 1.8-54 MHz reference design based on 2xSD2943 Part Number450 W / 1.8-54 MHz reference design based on 2xSD2943
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| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| SD2943W |
Active
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M177 | Industrial | Ecopack1 |
(**) 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.
