Overview
The SD4931 is an N-channel MOS field-effect RF power transistor manufactured by STMicroelectronics. It is designed for use in 50 V DC large signal applications up to 250 MHz, making it suitable for various high-frequency applications such as HF, VHF, and UHF systems.
Key Specifications
| Specification | Value |
|---|---|
| Device Type | N-channel MOSFET |
| Maximum Drain-Source Voltage (VDS) | 200 V |
| Maximum Drain Current (ID) | - |
| Maximum Power Output (POUT) | 150 W min. @ 175 MHz |
| Gain | 14.8 dB @ 175 MHz |
| Operating Frequency | Up to 250 MHz |
| Package | SOP-8 |
| RoHS Compliance | Ecopack1 |
| Operating Temperature Range | -40°C to 150°C |
Key Features
- Improved ruggedness with V(BR)DSS > 200 V
- Excellent thermal stability
- 20:1 all phases load mismatch capability
- In compliance with the 2002/95/EC European directive
Applications
The SD4931 is suitable for various RF power applications, including HF, VHF, and UHF systems. It is particularly useful in the ISM (Industrial, Scientific, and Medical) market and other high-frequency communication systems.
Q & A
- What is the maximum drain-source voltage of the SD4931?
The maximum drain-source voltage (VDS) of the SD4931 is 200 V. - What is the maximum power output of the SD4931?
The maximum power output (POUT) of the SD4931 is 150 W minimum at 175 MHz. - What is the operating frequency range of the SD4931?
The SD4931 operates up to 250 MHz. - What package type does the SD4931 come in?
The SD4931 comes in an SOP-8 package. - Is the SD4931 RoHS compliant?
Yes, the SD4931 is RoHS compliant with an Ecopack1 grade. - What are the key features of the SD4931?
The SD4931 features improved ruggedness, excellent thermal stability, and a 20:1 all phases load mismatch capability. - What are the typical applications of the SD4931?
The SD4931 is typically used in HF, VHF, and UHF systems, as well as in the ISM market. - What is the operating temperature range of the SD4931?
The operating temperature range of the SD4931 is -40°C to 150°C. - Is the SD4931 in compliance with any specific European directives?
Yes, the SD4931 is in compliance with the 2002/95/EC European directive. - Where can I find CAD models and other design resources for the SD4931?
CAD models, EDA symbols, footprints, and 3D models for the SD4931 can be downloaded from the STMicroelectronics website.
