Vishay

M8340109M2491FCD03

M8340109M2491FCD03 Description

The M8340109M2491FCD03 from Vishay is a high-reliability thick film resistor network designed for demanding military and industrial applications. Part of the Military M83401/03 series, this 9-resistor bussed (BUS) network offers a 2.49KΩ resistance value with a tight 1% tolerance and a ±300ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a molded 10-pin SIP (Single In-line Package), it features through-hole pin termination with a 2.54mm terminal pitch, making it compatible with standard PCB layouts. The 1.08W total power rating (0.12W per resistor) and 50V maximum voltage rating make it suitable for high-precision circuits requiring robust power handling.

M8340109M2491FCD03 Features

• Military-Grade Reliability: Compliant with M83401/03 series standards, ensuring durability in harsh environments.
• High Power Handling: 1.08W total power dissipation (0.12W per resistor) with derated performance up to 125°C.
• Precision Resistance: 2.49KΩ ±1% tolerance and ±300ppm/°C TCR for stable operation under thermal stress.
• Robust Construction: Molded SIP package (24.97mm length, 4.75mm height) with thick film technology for long-term reliability.
• Simplified Design: Bussed (BUS) circuit topology reduces component count in voltage divider or pull-up/pull-down applications.
• Through-Hole Mounting: 10-pin SIP with 2.54mm pitch for easy PCB integration.

M8340109M2491FCD03 Applications

• Military & Aerospace: Avionics, radar systems, and communication equipment requiring high stability.
• Industrial Controls: PLCs, motor drives, and power supplies where precision resistance is critical.
• Test & Measurement: Calibration circuits, sensor interfaces, and signal conditioning.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical circuits in harsh environments.
• Power Management: Voltage regulation and current limiting in high-reliability systems.

Conclusion of M8340109M2491FCD03

The M8340109M2491FCD03 stands out as a high-performance resistor network for mission-critical applications. Its military-grade construction, precision resistance, and bussed topology make it ideal for reducing design complexity while maintaining accuracy. While not PPAP or automotive-rated, its wide temperature range and robust power handling cater to industrial and defense needs. Engineers seeking a reliable, space-saving solution for precision circuits will find this model a compelling choice.