
Newsletter-Autumn 2025
As electric vehicles (EVs) continue to evolve, their performance, safety, and energy efficiency depend on the flawless operation of every automotive-grade electronic component. Among these, resistors play a critical role in ensuring circuit stability, system accuracy, and long-term reliability.
★Powering the Future of E-Mobility with High-Reliability Resistors
With over 55 years of expertise, Firstohm specializes in high-precision, high-stability MELF resistors that meet AEC-Q200 standards. Our solutions are trusted by global automakers and Tier 1 suppliers, and are widely adopted in key EV modules, including:
• Motor Controller (IGBT Gate Resistor)
• Battery Management System (BMS)
• On-Board Charger (OBC)
• DC-DC Converter
• In-Vehicle Electronic Modules (Lighting, Sensors)
We are committed to delivering robust resistor solutions that withstand high-voltage surges and operate reliably in extreme temperatures—helping drive the future of smarter, safer, and more efficient green mobility.
★High-Reliability MELF Resistor Series for EV Applications
Core Advantages: Superior Quality | Long-Term Stability | Automotive-Grade
🚗 Application Overview: Comprehensive Coverage Across EV Systems

★Technical Features|Engineered for Demanding Automotive Environments
• AEC-Q200 Qualified – Ensures stable and reliable quality
• High Surge Capability –Ideal for inrush current suppression and transient protection
• High Power Density Packaging – Enables module miniaturization and higher integration
• Full SMD Design – Supports automated production with reliable soldering quality
• Precision Options – Available up to ±0.1% tolerance and ±10ppm/°C TCR for precision applications
★Product Specifications

★Invitation to Visit Us at electronica India 2025 – Booth H5, B111
We’re excited to welcome you to our booth at electronica India 2025 in Bangalore, where we’ll showcase our latest resistor technologies and application solutions...
Event Details:
• Date: September 17–19, 2025
• Venue: Bangalore International Exhibition Centre (BIEC), Bengaluru
• Booth Number: Hall 5, B111

Thank you once again for taking the time to read this edition of our newsletter. If you have any questions, please feel free to contact your dedicated sales representative or reach us via our company email: qrc@Firstohm.com
- Download
What's New At Firstohm-Autumn 2025
Firstohn's parts for automotive applications met AEC-Q200 certificate
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