セイワ List of Products and Services

FORESEE's embedded memory products began in 2011, and that same year, they launched China's first eMMC. Currently, FORESEE's embedded memory offers a wide range of products including eMMC, eMCP, UFS, LPDDR, and uMCP, which are widely adopted in various fields such as smartphones, tablets, smart TVs, set-top boxes, and educational electronic devices. Additionally, they have established long-term partnerships with many platform manufacturers, ensuring the supply of products that meet customer specifications. FORESEE's embedded memory products leverage Longsys's patented technology and self-developed firmware, along with rigorous validation testing, to excel in system stability and data reliability. **Features** - High-reliability pSLC memory chips - High durability: 30,000 P/E - Industrial grade support: -40°C to 85°C - Stable sequential and random read/write - Built-in data protection feature during power down - Auto-refresh function, ECC function, and wear leveling function included

Chiplus is an SRAM memory design house established in 2002 as a member of the publicly listed Helix Technology Group in Taiwan. We offer a lineup of memory products including low-power SRAM, high-speed SRAM, pseudo SRAM, and SDRAM, as well as analog products such as LED display driver ICs and LED lighting driver ICs. Please feel free to contact us for quotes or sample requests. 【Product Lineup (Excerpt)】 <Memory Products> ■ Low-Power SRAM ■ High-Speed SRAM ■ Pseudo SRAM ■ SDRAM ■ Mobile DDR I & II ■ DDR-III 【Other Products Listed】 <Analog Products> ■ LED Display Driver IC ■ LED Lighting Driver IC ■ Power Management IC ■ LDO DC-DC Converter *For more details, please refer to the PDF document or feel free to contact us.

In recent times, with delivery times becoming tight among various semiconductor and electronic component manufacturers, our company is conducting emergency procurement from global market inventories, both domestically and internationally. If you provide us with the "manufacturer name," "model number," and "desired quantity," our representatives will immediately conduct market research, including local connections at overseas bases! Whether it's connectors, MCUs, CPUs, or any semiconductor and electronic components, we will investigate regardless of the manufacturer or model, so please feel free to contact us. We can also investigate products that are difficult to obtain due to tight delivery times or discontinuation of production.

■New Product Development ⇒ Launching next-generation semiconductor products ■Quality ⇒ Thorough quality support ■Technical Support ⇒ Providing technology tailored to the needs of each design stage ■Delivery Time ⇒ Please consult with us. Our products are widely adopted for mobile devices, 5G communication equipment, autonomous driving devices, wireless charging equipment, cloud server applications, industrial equipment, and automotive applications. We also have products that can serve as alternatives to those from domestic and international manufacturers, so please feel free to contact us when replacements are needed due to EOL, etc. As a feature of our technical support, our application technology team, composed of members with over 20 years of semiconductor development experience and design expertise accumulated at power supply manufacturers, collaborates to solve technical challenges that may arise during the adoption process (circuit configuration, efficiency, noise, heat generation, etc.) together with our customers. Additionally, we offer a wide range of products from low-voltage to high-voltage (600V - 1500V).

Bourns offers a lineup of equivalent products to the Murata Manufacturing Co., Ltd. SV series and provides replacement proposals. ■Features Surface mount & through-hole 12 square millimeters Product lifespan of 1 million cycles Thin profile RoHS compliant AEC-Q200 compliant For sample requests, please feel free to contact our authorized distributor, Seiwa.

Potentz Semiconductor Co., Ltd. is a company established in Taiwan in September 2012. We focus on developing products centered around power semiconductors. Please consider us for new designs or as alternatives. We also offer products that can serve as substitutes for domestic and international manufacturers, so please feel free to contact us when replacements are needed due to EOL, etc. Our technical support features a semiconductor development team with over 20 years of experience and an application technology team composed of members who have accumulated design expertise at power manufacturers. Together, we will work with you to resolve any technical challenges that may arise during the adoption process (circuit configuration, efficiency, noise, heat generation, etc.). Additionally, we have a wide range of products available, from low-voltage to high-voltage products (600V - 1500V). Our product lineup includes: - MOSFET - IGBT - Super Junction - SiC - GaN ◇ Custom Design Support We can provide circuit/layout design services tailored to your requirements. Please do not hesitate to contact us.

Potens is a Taiwan-based fabless manufacturer established in September 2012. We develop power semiconductor products, offering a wide range from 10V to 1500V voltage ratings. <10V to 100V rated MOSFETs> We have over 300 varieties, primarily focusing on CSP MOSFETs and Double Trench structure MOSFETs. <100V to 1000V rated> We offer over 500 varieties, including Double Trench structure MOSFETs, IGBTs, GaN, Super Junctions, and also have SiC SBDs. <Above 1000V rated> We have over 100 varieties, primarily focusing on SiC. We also have products that can serve as alternatives to those from domestic and international manufacturers, so please feel free to contact us if you need replacements due to EOL or other reasons.

POTENS is a Taiwan-based fabless power semiconductor manufacturer established in 2012. We offer a wide range of high-quality products, including those with a proven track record in automotive applications. This time, we have created a cross-reference for products with high voltage ratings ranging from 600V to 1500V. Please feel free to download it and use it for new or alternative product considerations, EOL consultations, second source preparations, and delivery time measures. In addition to the products listed in the cross-reference, we also offer the following products: <10V to 100V rated MOSFETs> We have over 300 varieties, mainly focusing on CSP MOSFETs and Double Trench structure MOSFETs. <100V to 1000V rated products> We have over 500 varieties, including Double Trench structure MOSFETs, IGBTs, GaN, Super Junctions, and also SiC SBDs. <Products rated above 1000V> We have over 100 varieties, primarily focusing on SiC. *You can check the cross-reference from the "PDF Download" link below. *Please contact us if you would like to request samples.

Bourns has released a new surface mount type DNF package PTVS. It is designed to provide surge protection against induced lightning for applications such as lightning strikes, PoE, BBU, RRU, and high-power DC power supplies. It adopts the industry's first compact DFN package (8mm x 6mm x 2.5mm), significantly reducing the mounting space without compromising protection levels. ■ Features Surge current rating of 12kA, surge capability of 8/20 μs (PTVS2) Surge current rating of 1kA, surge capability of 8/20 μs (PTVS1) Repeated stand-off voltage: 22V to 86V Bidirectional TVS Low clamp voltage under surge Excellent performance across the entire temperature range Surface mount (8 mm x 6 mm x 2.5 mm) RoHS compliant, halogen-free For sample requests, please feel free to contact our authorized distributor, Seiwa.

CHiPLUS is a fabless manufacturer from Taiwan, specializing in Low Power SRAM. They also offer LED drivers and modules for LED lighting. The CS8201 we are introducing this time is an IC for driving GaN FETs. Below are its features: - Configurations related to buck, boost, half-bridge, or full-bridge. - High-side operation with a floating bias voltage of up to 80VDC. - Independent high-side and low-side TTL compatible logic input operation. - Independent shunt output for flexible adjustments. * Indicates the turn-on and turn-off durations for both high-side and low-side.

BOURNS has released an IGBT that combines a gate input with a MOS structure and a bipolar power transistor functioning as an output switch. By adopting TGFS technology, it achieves operational characteristics that reduce the collector-emitter saturation voltage V CE(sat) and minimize switching losses. For sample requests, please feel free to contact Seiwa, the authorized distributor.

Chiplus is an SRAM memory design house established in 2002 as part of the publicly listed Helix Technology Group in Taiwan. We mainly manufacture low-power SRAM (64K to 8M), high-speed SRAM, and pseudo SRAM. In 2007, we acquired a Taiwanese LED driver manufacturing company and began selling under the Chiplus brand. Our top-quality products have been adopted by major manufacturers in Japan. We offer a variety of SRAM options. Additionally, we have a lineup of drivers and modules for LED lighting. Please feel free to contact us.

Optosupply is an LED manufacturer based in Hong Kong, established in 2001. We can also discuss cost reduction and short delivery times, so please download our materials and utilize them for new product considerations, alternative products, and delivery time measures. <Bullet Type - Tower Type OSXXXX7311F Series> - High brightness and compact LED - Standard beam angle of 1.8mm tower type - UV-resistant epoxy - Operating current: 1-20mA - Water clear type - Model numbers & colors: OSR5PA7311F Red OSO5PA7311F Orange OSY5PA7311F Yellow OSB5DA7311F Blue OSG58A7311F Pure Green OSW54K7311F White OSM54K7311F Warm White <Additionally, we have a wide range of chip-type and 7-segment products, including many equivalents to discontinued domestic manufacturer products.> *For more details, please check the "PDF Download" below. *If you would like samples, please contact us.

The company's main product is electronic components (crystal devices) that use quartz. There are several types of crystal devices, and the company produces quartz oscillators and quartz oscillators. Among these, the company specializes in SMD (Surface Mount Device) types that use a unique electronic beam hermetic sealing method, focusing on cutting-edge fields such as small portable devices (smartphones, digital cameras, handheld game consoles, etc.), short-range wireless communication (Wi-Fi, Bluetooth, wireless LAN, etc.), car electronics, and medical devices, thereby securing stable profits. At the same time, the company has established the concept of "smaller than anywhere else, smaller to the utmost," consistently leading the industry in product miniaturization.

LEOCO is a connector manufacturer based in Taiwan, established in 1981. We have a track record of transactions with companies in 26 countries worldwide and can provide stable supply with a short lead time of about two months. (Note: Lead times may vary slightly depending on the product, so please contact us for details.) We have a wide range of equivalent connectors from Japanese manufacturers such as JST, Hirose, and Molex, making us ideal for customers considering replacements due to lead time issues. Please feel free to contact us regarding lead times, prices, or inquiries about equivalent products from manufacturers. In addition to connectors, we also offer harness processing, so do not hesitate to consult with us. ★ Sample support is also available.

Potens is a Taiwan-based FAB-less manufacturer established in September 2012. We offer a wide range of products from general low-voltage to high-voltage over 1000V, and we are expanding our lineup with SiC and the trending GaN, as well as a rich selection of equivalent products from other companies! We are engaged in the development of power semiconductor products, with a broad lineup ranging from 10V to 1500V voltage ratings. <10V to 100V rated MOSFETs> We have over 300 varieties, primarily focusing on CSP MOSFETs and Double Trench structure MOSFETs. <100V to 1000V rated> We have over 500 varieties, including Double Trench structure MOSFETs, IGBTs, GaN, Super Junctions, and we also offer SiC SBDs. <Above 1000V rated> We have over 100 varieties, primarily focusing on SiC. We also have products that can serve as alternatives to those from domestic and international manufacturers, so please feel free to contact us if you need replacements due to EOL or other reasons.

The output voltage of the new PLN series products is 5V and 12V, with an output current ranging from 4A to 14A, and they can withstand an insulation resistance test of 1750VDC. In addition to PoE, they are suitable for various applications such as LED lighting, industrial power supply systems, switching power supplies, and BMS. <Features> - DC/DC transformer for 48W to 70W forward converters - Low leakage inductance of 0.29μH to 0.6μH - Slim design - Surface mount - Operating temperature range: -40°C to +125°C - RoHS compliant Other product characteristics can be viewed in the downloadable materials. For quotes and sample requests, please contact the authorized distributor, Seiwa.

Advanced power components are ideal for applications such as converters that require high peak forward surge capability, low forward voltage drop, reduced thermal resistance, and minimized power loss. They achieve high efficiency. SiC Schottky barrier diodes can be used in high-voltage power applications due to their ability to reduce losses and miniaturize components while maintaining high speed and high voltage resistance. ◇ Features - Low power loss, high efficiency - Low reverse leakage current - High peak forward surge current capability (IFSM) - Reduced EMI - Maximum operating TJ up to 175 °C - UL 94V-0 compliant - RoHS compliant, lead-free, halogen-free Available in multiple packages. Suitable for high-frequency switching power supplies. - TO220-2 - TO247-3 - TO252 - DFN8x8

Musashino Tsukou Co., Ltd. is a company engaged in the design and manufacturing of transformers and reactors. We have been involved in the manufacturing of these transformers and reactors for over 60 years, striving for the development of our unique products and the improvement of technology. The products created through our daily efforts are utilized in various fields, including medical devices. Based on the technology cultivated over our 60-year history, we handle everything from small communication transformers to large three-phase transformers and the assembly of power units. Our Tianjin factory in China, which has been in operation for 25 years, adheres to the founding principle of "small-batch production of a wide variety" and maintains stable quality. We offer custom-made solutions tailored to the usage conditions and product specifications, including small and specially shaped transformers that match the product structure, as well as reactors designed to suppress heat generation. We support the introduction from the specification consideration and design stage. We respond to a wide variety of requests, including the application of overseas safety standards and the reproduction of existing products from other companies. Please feel free to contact us when you need our services.

Small lot production is possible domestically! We can also accommodate products that are not cost-effective overseas! We can handle EMS lots of fewer than 1,000 units! Please consult us for both production in China and domestic production! - Assembly, adjustment, and inspection of optical devices Spotting scopes Surveillance cameras Rifle scopes Machine vision lenses - Assembly, adjustment, and inspection of communication devices Optical fiber cables Conversion plugs and attenuators Modular rosettes and optical patch panels - Assembly, adjustment, and inspection of mechanical parts - Procurement and assembly of aluminum frame materials

BOURNS has released an IGBT that combines a MOS structure gate input with a bipolar power transistor functioning as an output switch. By adopting TGFS technology, it achieves operational characteristics that reduce the collector-emitter saturation voltage V CE(sat) and minimize switching losses. <Features> - Discrete IGBT integrated with FRD - Advanced Trench Gate Field Stop (TGFS) technology - Low saturation voltage drop (V CE(sat)) - Low switching losses - TO252, TO247, TO247N packages - RoHS compliant - JEDEC standard compliant For sample requests, please feel free to contact our authorized distributor, Seiwa.

☆Product Features☆ ■ One of the smallest in the world, 1210 size ■ Frequency tolerance ±7ppm (@25℃) ■ Wide operating temperature range of -40℃ to 125℃ ■ High-reliability ceramic package sealed with a unique technology and metal lid ■ AEC-Q200 compliant ■ Customizable options available *For more details on other characteristics, please refer to the downloadable materials. ◎ Please feel free to contact us regarding price, delivery time, specifications, etc.