This high-reliability metal foil current sensing resistor is designed for precise current measurement applications within industrial, automotive, and consumer electronics. It features RoHS compliance and halogen-free construction, ensuring safety and environmental standards. With various resistance values, power ratings, and dimensions, it supports high power density and stability under thermal and mechanical stress. Its construction includes a metal foil element for accurate sensing, nickel bottom, and alumina underlay, making it suitable for input amplifiers, power supplies, and automatic control systems. Designed for robust performance, it meets AEC-Q200 standards for automotive reliability.
Bourns CFN1206AJZR040ELF Current Sensing Resistor Specifications:
Resistance Values: CFN1206A model with resistance code R040 = 0.040 ohms, tolerance ±1-5%, TCR +50/+100 PPM/°C
Power Rating: 1W @ 70°C
Dimensions: Length approximately 1.60 mm, width 0.80 mm, height 0.40 mm for CFN1206A; other sizes vary accordingly
Construction: Metal foil resistor with protective metal foil top, nickel bottom, alumina substrate, and coating
Operating Temperature Range: -55°C to +125°C
Environmental Resistance: RoHS compliant, halogen free, moisture resistant, and reflow solderable with Sn96.5 / Ag3 / Cu0.5
Compliance: AEC-Q200 for automotive reliability, tested for temperature cycling, moisture resistance, and mechanical shock
Buy the Bourns CFN1206A – Reliable Current Sensing Resistor for Industrial Applications
Experience industry-leading accuracy and reliability with the Bourns current sensing resistor. Designed for demanding applications, it offers excellent thermal stability and long-term performance. Its RoHS compliance and halogen-free construction meet strict environmental standards. Ideal for power supplies, input amplifiers, and automotive systems, this resistor ensures consistent current measurement. Easy to install with proven durability, it is the perfect choice for engineers seeking precision in high-temperature and high-stress conditions. Purchase your Bourns current sensing resistor online today and ensure your projects operate with confidence and optimal performance.
Get Bourns CFN1206A today—built for precision, high stability, and long-lasting durability in challenging environments.
Frequently Asked Questions
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