In Stock :4576
Looking for price or availability? Send us an RFQ and our sales team will respond quickly.
Shipping & Availability
Fast worldwide shipping via DHL, FedEx, UPS, and EMS.
Shipped from：HK Warehouse
Expected Shipping：Fri, Jun 5 - Sat, Jun 6, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
Payment
We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.
Authenticity Guarantee
All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.
Quality Assurance
Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.
User Guide
Available from AS9120 Certified Supplier, AIChipLink delivers high-reliability electronic components supported by certified quality management, rigorous inspection processes, counterfeit mitigation controls, and full traceability systems. Our operations comply with AS9120, ISO 9001:2015, and IECQ ESD standards to support aerospace, industrial, defense, and mission-critical applications.
PURCHASE
Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.
MEANS OF PAYMENTFor your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.
RFQ (REQUEST FOR QUOTATIONS)Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.
Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.
Step1：Prepare product
Step2：Desiccant Protection
Step3：Vacuum Packaging
Step4：Individual Package
Step5：Anti-collision Filling
Step6：Packaging Box
SHIPPING COST
1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
DELIVERY TIME1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.
SD4931 Information
ST SD4931 technical specifications, attributes, parameters and parts with similar specifications to ST SD4931.
- Type
- Parameter
- Factory Lead Time
- 32 Weeks
- Mount
- Screw
- Package / Case
- M174
- Number of Pins
- 4
- Packaging
- Tray
- Part Status
- Active
- Moisture Sensitivity Level (MSL)
- 1 (Unlimited)
- Number of Terminations
- 4
- ECCN Code
- EAR99
- Max Operating Temperature
- 200°C
- Type
- Parameter
- Min Operating Temperature
- -65°C
- Subcategory
- FET General Purpose Power
- Max Power Dissipation
- 389W
- Terminal Position
- RADIAL
- Terminal Form
- FLAT
- Current Rating
- 20A
- Frequency
- 175MHz
- Base Part Number
- SD4931
- Pin Count
- 4
- Number of Elements
- 1
Download datasheets and manufacturer documentation for ST SD4931.
SD4931 Description
SD4931 MOSFET is an N-channel MOS field-effect RF power transistor designed to be used in signal applications. The special low thermal resistance packaging makes SD4931 N-channel MOSFET suitable for ISM applications in which reliability and durability are essential. STMicroelectronics SD4931 has the excellent thermal stability.
SD4931 Features
Gold metalization
Excellent thermal stability
Common source configuration
Thermally enhanced packaging for lower junction temperatures
SD4931 Applications
ISM applications
DC large signal applications
AIChipLink – Your Trusted Electronic Components Distributor
12.28 M
Listed Part Number
3,000+
Leading Manufacturers
4.9 M
In-stock SKU
15,000+
Warehouse Area(㎡)
