ＳＤＫ List of Products and Services

We would like to introduce the "Analog High-Frequency Board" handled by SDK. When a 3.5GHz signal is input to the upconverter, it is converted and output to quasi-millimeter wave (26GHz band) for transmission. The quasi-millimeter wave (26GHz band) is received by the downconverter and returned to the original 3.5GHz for use. 【Features】 ■ 26GHz Up/Down converter board using a 2-stage mixer ■ When a 3.5GHz signal is input to the upconverter, it is converted and output to quasi-millimeter wave (26GHz band) for transmission ■ The quasi-millimeter wave (26GHz band) is received by the downconverter and returned to the original 3.5GHz for use *For more details, please refer to the PDF document or feel free to contact us.

• Printed Circuit Board

It is possible to manufacture sockets tailored to various device shapes and usage environments. 【Features】 - Custom products made through machining can be produced in small quantities. - Depending on the production quantity, manufacturing through mold forming is also possible. - Socket designs can be customized to meet specific needs such as shape and size. *Please feel free to contact us for more details.

• Other electronic parts

We propose sockets that are compatible with almost all packages. For custom products made through machining, production can be done from a quantity of one. Depending on the production quantity, we can also create molded sockets by starting a mold. We accommodate a wide range of packages, from small packages under 1.0mm to ICs exceeding 1,000 pins. We excel in various mechanical designs, so please feel free to consult us if you have any concerns. 【Features】 ■ Proposing sockets compatible with almost all packages ■ Capable of creating molded sockets by starting a mold ■ Selecting appropriate materials according to the target devices and testing environments ■ Wide compatibility from small packages under 1.0mm to ICs exceeding 1,000 pins ■ Expertise in various mechanical designs *For more details, please refer to the PDF materials or feel free to contact us.

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• Other electronic parts

Our "Temperature Control System" solves thermal issues in the reliability testing environment for electronic devices. The thermal stage changes temperature and regulates the sample through heat conduction. There are two types available: a temperature control stage and a windless constant temperature chamber. Customization is also possible according to your needs. 【Features】 ■ Solves thermal issues in the reliability testing environment for electronic devices ■ Changes temperature on the thermal stage and regulates the sample through heat conduction ■ Two types available: temperature control stage and windless constant temperature chamber ■ -55℃ to +150℃ ■ Customization is possible *For more details, please refer to the PDF document or feel free to contact us.

• Thermostatic chamber

We would like to introduce the "Passive Controller" handled by SDK. By incorporating a heat dissipation structure on the socket side, it is possible to stabilize testing of the device's self-heating. Heat sinks are mounted around the socket to enable efficient heat dissipation design. We can provide sockets that incorporate heat dissipation design by combining heat sinks and heat dissipation sheets. 【Features】 ■ Incorporates a heat dissipation structure on the socket side for the device's self-heating ■ Enables stabilization of testing ■ Equipped with heat sinks around the socket ■ Allows for efficient heat dissipation design *For more details, please refer to the PDF materials or feel free to contact us.

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• Other process controls

We would like to introduce the "Active Controller" handled by SDK. It is possible to perform thermal control, such as measuring the temperature characteristics of a device, by equipping a ceramic heater or Peltier in the socket. If you have any requests, we can conduct simple thermal fluid and stress analysis using 3D CAD, and we can also manufacture surrounding fixtures other than the socket, so please feel free to consult with us. 【Features】 ■ Equipped with ceramic heater or Peltier in the socket ■ Capable of performing thermal control ■ Simple thermal fluid and stress analysis can be conducted using 3D CAD *For more details, please refer to the PDF materials or feel free to contact us.

• Other process controls
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• controller

The "LED Test Socket" is a socket designed for aging LED bare chips individually. It allows for inspection using LED bare chips, contributing to the reduction of packaging costs. We propose sockets that are suitable for mass production aging tests and product inspections. We use heat-resistant materials that consider the heat generation of LED chips and have implemented heat dissipation measures, enabling us to propose sockets for the increasingly in-demand UV-LEDs. Additionally, we can propose products that allow for mass production aging with multiple channels mounted on a single socket. 【Features】 ■ Capable of inspection using LED bare chips ■ Contributes to the reduction of packaging costs ■ Proposes sockets suitable for mass production aging tests and product inspections ■ Uses heat-resistant materials considering the heat generation of LED chips and implements heat dissipation measures ■ Capable of proposing sockets for the increasingly in-demand UV-LEDs *For more details, please refer to the PDF materials or feel free to contact us.

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• LED Module

Our company offers "High-Frequency High-Speed Digital Power Circuit Board Design and Manufacturing." We can accommodate a variety of board materials and hybrid boards, fulfilling customer requirements in terms of schedule, cost, performance, and design. Additionally, we have a track record in designing and manufacturing 60GHz band boards and DDR4×32 boards. For high-end board design and manufacturing, please leave it to us. 【Features】 ■ Diverse high-frequency circuit board materials ■ Stable operation of high-speed digital circuits ■ Thermal management for power circuits ■ Collaboration with universities and research institutions ■ Simulation technology *For more details, please refer to the PDF document or feel free to contact us.

• Circuit board design and manufacturing
• Other contract services

We would like to introduce the "Power Device Socket" made by SDK. It features tracking resistance due to special materials, with a withstand voltage of 5kV and heat-resistant design specifications. A diverse lineup and customized design and manufacturing are available according to your needs. The "Busbar Type" can be used in high-temperature environments and supports large currents. Additionally, the freedom of arrangement has been improved, making maintenance easier. 【Lineup】 ■C001 Series (3-terminal socket) ・TO220, TO-3P, TO247-3L ■C082 Series (4-terminal socket) ・TO247-4L *For more details, please refer to the PDF materials or feel free to contact us.

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We design and manufacture sockets compatible with power devices such as IGBTs and current sensors. 【Features】 - Various custom designs are possible, including clamp-fixed and screw-fixed types, to improve the heat dissipation of the device. - Capable of manufacturing for large currents over 100A using low-resistance materials. - We also accept design proposals for testing jigs according to your requirements. *Please feel free to contact us for more details.

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【Features】 - Easy attachment and detachment of LED chips (before packaging) - Compatible with flip chip technology - After aging, chips can be directly mounted on the integrating sphere for measurement without removal - Easy attachment and detachment to the aging substrate - Heat-resistant materials are used considering the heat generation of LED chips, with heat dissipation measures in place *For more details, please feel free to contact us.

• Optical Measuring Instruments

**Features** - By compacting the socket mechanism, the socket size has been minimized, reducing the mounting area on the circuit board. - You can select suitable contacts that match your usage conditions (contacts for room temperature applications are available). - It has a PKG separation mechanism to address sticking issues that occur during burn-in testing. - By machining the socket adapter, it can accommodate a variety of package shapes. **Specifications** - Contact pressure: 11–14g/pin (for high temperature) 17–22g/pin (for room temperature) - Initial contact resistance: 200–300mΩ - Operating temperature: -40 to +150℃ - Maximum allowable current: 0.6amp *For more details, please feel free to contact us.*

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Currently, the development of high-frequency devices and modules is becoming more active, with many applications in smartphones/tablets, computers/computer peripherals, automobiles, medical devices, and industrial equipment. SDK has a wealth of experience in manufacturing high-frequency compatible sockets. By using low-profile spring probe pins to keep the L length short and shortening the signal path, we can propose a socket structure that is compatible with high frequencies. 【Features】 ■ Extensive experience in manufacturing high-frequency compatible sockets ■ Use of low-profile spring probe pins to keep the L length short ■ Ability to propose socket structures compatible with high frequencies by shortening the signal path *For more details, please refer to the PDF materials or feel free to contact us.

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• Other electronic parts

We would like to introduce the 'RF Measurement and Evaluation Equipment' handled by SDK. The "hardware" achieves the highest level of accuracy in S-parameter measurements from Keysight. To analyze RF and high-speed digital applications, we have implemented the industry-standard high-frequency electromagnetic field simulation software "ANSYS HFSS." 【Equipment】 ■ Hardware ・N5224A PNA Microwave Network Analyzer 43.5GHz ・Achieves the highest accuracy in S-parameter measurements from Keysight ■ ANSYS HFSS ・Analyzes RF and high-speed digital applications ・Industry-standard high-frequency electromagnetic field simulation software *For more details, please refer to the PDF materials or feel free to contact us.

• Software (middle, driver, security, etc.)
• Evaluation Board

【Features】 - Standard products are available at low prices and can be delivered in a short time. - You can also choose the tip shape, material, and plating specifications of the plunger. - We also accept inquiries for small lot orders. *Please feel free to contact us for more details.

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