Bourns CRS Series 3R3 2W Anti-Surge Thick Film Chip Resistor 2512

The Bourns CRS2512-FW-3R30ELF is a high-performance, anti-surge chip resistor engineered for demanding electronic applications where pulse power and voltage surges are a concern. Part of the robust CRS Series, it delivers excellent surge handling capability and reliability, making it an ideal choice for power supplies, industrial controls, and automotive electronics.

Featuring a standard EIA 2512 footprint (6432 metric), this surface-mount device (SMD) is optimised for high-power designs and automated assembly processes, ensuring consistent placement and soldering. Its construction utilises a thick film technology that provides stable resistance and robust performance under high-stress conditions.

Key Features & Specifications

• High Power & Anti-Surge: Designed specifically for pulse power and high-voltage applications with excellent surge performance.
• Precise Resistance: Offers a resistance value of 3.3Ω (coded as 3R30) with a tight tolerance of ±1%.
• Substantial Power Rating: Capable of handling up to 2 watts of power at an ambient temperature of 70°C.
• High Voltage Capability: Features a maximum working voltage of 300V and can withstand overloads up to 600V.
• Stable Performance: Has a temperature coefficient of resistance (TCR) of ±200 ppm/°C, ensuring consistent operation across a wide temperature range.
• Robust Construction: The 2512 package size (6.40mm x 3.20mm) provides a sturdy platform for high-power dissipation.
• Compliant & Reliable: The component is RoHS compliant, halogen-free, and operates reliably from –55°C to +155°C.

This chip resistor combines high-power capability with superior surge protection, offering designers a reliable and space-efficient solution for circuits that must endure electrical stress and transient events.