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6943R100KBLF

6943R100KBLF Description

The 6943R100KBLF from TT Electronics / BI Technologies is a high-precision 4-resistor network housed in an 8-pin DIP package, designed for demanding through-hole applications. This obsolete yet reliable component features 100kΩ resistors with an ultra-tight ±0.1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring exceptional stability across operating conditions. Its isolated circuit type and ±0.1% resistor matching ratio make it ideal for precision analog circuits. The network operates at 100mW per element and is packaged in a tube, with dimensions of 9.52mm x 6.35mm (0.375" x 0.250") and a 4.32mm (0.170") seated height.

6943R100KBLF Features

• Precision Performance: ±0.1% tolerance and ±25ppm/°C TCR ensure minimal drift in critical applications.
• Matched Resistor Network: ±0.1% matching ratio and ±5ppm/°C ratio drift for balanced signal paths.
• Robust Construction: Through-hole mounting with MSL 1 (Unlimited) moisture sensitivity, suitable for industrial environments.
• Compact Design: Space-efficient 8DIP package with isolated resistors, reducing board footprint.
• Compliance: REACH Unaffected and EAR99/ECCN classified, ensuring global usability.

6943R100KBLF Applications

This resistor network excels in precision electronics, including:

• Analog Signal Conditioning: Voltage dividers, bridge circuits, and sensor interfaces requiring matched resistances.
• Test & Measurement Equipment: Calibration tools and high-accuracy instrumentation.
• Medical Devices: Patient monitoring systems where stability is critical.
• Industrial Controls: PLCs and automation systems demanding long-term reliability.

Conclusion of 6943R100KBLF

The 6943R100KBLF stands out for its precision, stability, and ruggedness, making it a preferred choice for legacy or niche designs despite its obsolete status. Its low TCR, tight tolerance, and excellent matching justify its use in high-reliability applications where performance outweighs obsolescence risks. Engineers seeking a proven, high-accuracy resistor network for through-hole designs will find this model a dependable solution.