Walsin Technology

- Walsin Technology Corporation, part of the Passive Systems Alliance Taiwan, is a leading supplier of RF passive devices. The Walsin offering includes Bluetooth® , GPS and WiMAX® chip antennas, high frequency band pass, balanced and low pass filters, balun transformers, diplexers, and common-mode filters. More...

Walsin's customer base spans the globe with products used in automotive, consumer, industrial or medical applications, the PSA family of RF Devices provides a broad lineup to cover your design needs. Less...

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Digi-Key’s library of more than 2000 exclusive PTM Online… On Demand® product training modules is a collection of training tools created with you – the busy design engineer – in mind. They are provided with the cooperation of participating supplier partners. From this one source, you can learn about the latest products and technologies, download datasheets, check inventory, contact our technical staff, and place an order for same-day shipment.

These modules are available in audio and non-audio formats and listed by supplier in easy-to-find alphabetical order. Simply locate the module that interests you and click on your format of choice. We hope you find these tools useful, and with new modules added continuously, we invite you to stop back often to see what’s new.


Product Training Modules Online...On Demand® is a registered trademark of Digi-Key Corporation.


Updated PTM = Updated Product Training Module - PTM        New PTM = New Product Training Module - PTM

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  • Chip RF Attenuator
1.6MB735KB5 minParts List

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RF FiltersRF Filters - Walsin offers a complete lineup of RF filters with assorted pin assignments, low insertion loss, high rejection/attenuation rate with thinner package. They are the ideal solution for telecom applications to enhance electrical signals and reduce power consumption.  More...

More about Walsin Technology

Incorporated in 1992, Walsin Technology Corporation (WTC) is a world leading manufacturer of passive components with one-stop-shop product portfolio and worldwide delivery platform. The company’s product lineup includes multiple-layer ceramic chip (MLCC) capacitor/array, chip-resistor/array & networks, RF components, disc capacitor, varistor, and chip fuse.

In less than ten years, WTC grew rapidly into a publicly traded company in Taiwan and ranked as a top tier supplier for passive components. Its dedication in R&D and strategic alliances with business partners contribute to this remarkable achievement.

Recognizing the importance of technical capability, WTC is committed strongly to R&D. The company has been spending approximately 3% of its sales in R&D since 2001. To ensure its product specs are in line with customers’ expectations, WTC constantly benchmarks its product development roadmap against the industry and focuses on developing miniaturized, cost effective, environmentally friendly, protective, and specialty components.

Walsin Technology has been continuously growing its business through alliances. Synergy with powder maker PDC, with specialty product producer Kamaya, and with regional distributors enabling WTC to extend its product offerings and services.

Eight production centers strategically located in Asia, WTC manufactures high quality products and delivers to customers via its distribution network established worldwide. Walsin’s superior product quality and top-notch services have earned WTC world-renowned brand names to manufacture for their needs. Compact in size with multifunction and features incorporated, Walsin’s products can always be found in consumer electronics, computers, telecommunication devices, automotive and industrial applications, virtually in all electronic devices around you.
Walsin Technology
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