Overview
The SD2933-03W is a gold metalized N-channel MOS field-effect RF power transistor manufactured by STMicroelectronics. This device is designed for use in 50 V dc large signal applications up to 150 MHz, making it suitable for high-frequency (HF), very high-frequency (VHF), and ultra high-frequency (UHF) applications. The transistor's special low thermal resistance package enhances its thermal stability, making it ideal for Industrial, Scientific, and Medical (ISM) applications where reliability and ruggedness are critical factors.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| FET Type | N-Channel | |
| Mounting Method | Screw Mount | |
| Maximum Operating Junction Temperature | 200 | °C |
| Storage Temperature | -65 to +150 | °C |
| Junction to Case Thermal Resistance | 0.27 | °C/W |
| Drain-Source Breakdown Voltage (VBRDSS) | 125 | V |
| Drain-Source On-State Voltage (VDS(ON)) | 3.0 | V |
| Gate-Source Threshold Voltage (VGS(Q)) | 1.5 - 4 | V |
| Output Power (POUT) | 300 W (min.) @ 30 MHz | |
| Power Gain | 20 dB @ 30 MHz | |
| Current Rating | 40 A | |
| Package | M177 |
Key Features
- Gold metalization for enhanced reliability and performance
- Excellent thermal stability due to low thermal resistance package
- Common source configuration
- High output power: 300 W minimum with 20 dB gain at 30 MHz
- Thermally enhanced packaging for lower junction temperatures
Applications
The SD2933-03W is particularly suited for Industrial, Scientific, and Medical (ISM) applications, as well as other high-frequency RF power applications. These include:
- HF, VHF, and UHF radio frequency amplifiers
- ISM band applications requiring high reliability and ruggedness
- High-power RF systems where thermal stability is critical
Q & A
- What is the maximum operating junction temperature of the SD2933-03W?
The maximum operating junction temperature is 200°C.
- What is the typical output power of the SD2933-03W at 30 MHz?
The typical output power is 300 W minimum with 20 dB gain at 30 MHz.
- What is the package type of the SD2933-03W?
The package type is M177.
- What is the current rating of the SD2933-03W?
The current rating is 40 A.
- What are the key features of the SD2933-03W?
The key features include gold metalization, excellent thermal stability, common source configuration, high output power, and thermally enhanced packaging.
- What are the typical applications of the SD2933-03W?
The typical applications include HF, VHF, and UHF radio frequency amplifiers and ISM band applications.
- What is the storage temperature range for the SD2933-03W?
The storage temperature range is -65°C to +150°C.
- What is the junction to case thermal resistance of the SD2933-03W?
The junction to case thermal resistance is 0.27°C/W.
- Is the SD2933-03W RoHS compliant?
Yes, the SD2933-03W is RoHS compliant.
- What is the drain-source breakdown voltage (VBRDSS) of the SD2933-03W?
The drain-source breakdown voltage is 125 V.
