ASRL-3921 SERIES Alloy Shunt Resistors

✅ Product Highlights (150-200 characters each)
✔️ Application Scenario
ASRL series alloy shunts are ideal for BMS, EV chargers, and industrial drives, delivering stable current sensing from -55℃ to 150℃.

✔️ R&D Technology
Featuring high-performance CuMn and Karma alloys, ASRL series achieves low TCR and excellent long-term stability for 0.5mΩ to 2mΩ precision current sampling.

✔️ Production Strength
Fully automated production lines and 100% electrical testing ensure consistent quality, with annual capacity exceeding 150 million pieces for 3921 packages.

✔️ Stock Availability
ASRL series standard values (0.5mΩ, 1mΩ, 2mΩ) are in stock now, available in 2500pcs per reel for fast global delivery.

✔️ Cooperation Case
A leading European EV manufacturer adopted ASRL-M-3921-0.5F for their traction inverter current sensing, achieving ±0.5% accuracy and zero failures after 3000 thermal cycles.

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ASRL-3921 Series Template Description

ASRL series alloy shunt resistors are SMD type current sensing solutions designed for high-precision applications, offering resistance values from 0.5mΩ to 2mΩ in the compact 3921 package. They provide reliable performance in automotive and industrial environments with operating temperatures ranging from -55℃ to 150℃.

The CuMn and Karma alloy materials for low TCR are sourced from world-class suppliers such as Isabellenhütte, ensuring exceptional stability and accuracy for high-current sensing up to 170℃. The series supports tight tolerances down to ±0.5% and meets AEC-Q200 automotive qualification requirements.

A leading European automotive Tier 1 supplier has been adopting ASRL series precision shunts for their EV traction inverter current sensing for over 3 years, with cumulative shipments exceeding 25 million pieces and zero field failures.

Alloy Shunt Resistor 3921 0.5mΩ AEC-Q200

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ASRL-3921系列规格书A1.0.pdf

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