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Vishay VTVS21ASMFM308 Transient Voltage Suppressor

The VTVS21ASMFM308 Series 400W Transient Voltage Suppressor diodes in SMF package offer reliable surge protection for portable electronics and automotive systems. Featuring low-noise technology, they ensure rapid response times and excellent clamping capabilities, safeguarding sensitive components from voltage spikes. These diodes handle peak pulse power of 400W at 10/100µs waveform, with low leakage currents and precise avalanche breakdown tolerance, making them suitable for space-constrained environments like smartphones, tablets, and automotive electronics that demand high-quality transient suppression.

Authorized Distributors
Source:DigiKey
Part No:VTVS21ASMF-M3-08
Stock:29296
Inv Date:06-09-2026
Price: Unit price: $0.84
Buy/RFQ:
Part No:VTVS21ASMF-M3-08
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.148
Buy/RFQ:

Vishay VTVS21ASMFM308 Transient Voltage Suppressor Specifications:

  • Peak pulse power: 400 W at 10/100µs waveform
  • Package: DO-219AB (SMF)
  • Operating temperature: -55°C to +175°C
  • Maximum junction temperature: +175°C
  • Polarity: Uni-directional
  • Capacitance: Low, varies with reverse voltage
  • Clamping voltage: Approx. 5.39 V at 10 A pulse current
  • Leakage current: Very low
  • Reverse stand-off voltage: 5.00 V to 63 V
  • Material: Halogen-free, RoHS compliant
  • Solderability: Wave and reflow solderable
  • Certifications: UL94V-0 flammability rating, AEC-Q101 qualified

Buy the VISHAY VTVS21ASMFM308 – Reliable Surge Suppressor for Industrial Applications

Protect your electronic devices and automotive systems with the Vishay VTVS21ASMFM308 Series 400W Transient Voltage Suppressor. Designed for reliability, these unidirectional TVS diodes in SMF packages provide fast response and excellent clamping capabilities, safeguarding sensitive components from voltage spikes. Capable of handling peak pulse power of 400W at 10/100µs, they feature low leakage current, RoHS compliance, and are suitable for compact designs in smartphones, tablets, laptops, and automotive electronics. Purchase online now to ensure dependable surge protection for your critical applications.

Order your Vishay VTVS21ASMFM308 Series 400W transient voltage suppressor today and ensure high-quality, fast-responding surge protection for your electronic projects.

Frequently Asked Questions

Where can I buy Vishay VTVS21ASMFM308?

You can click on the BUY or RFQ button to purchase VTVS21ASMFM308 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part VTVS21ASMFM308?

You can download the VTVS21ASMFM308 datasheet or visit the Vishay website for support.

Who is the manufacturer of VTVS21ASMFM308?

Vishay

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