TT Electronics/IRC

GQ8A021872CAT

GQ8A021872CAT Description

The GQ8A021872CAT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding isolation and signal conditioning applications. This 8-resistor array features an 18.7KΩ resistance value with an ultra-tight ±0.25% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a 16-pin QSOP ceramic package, it offers superior thermal stability and durability, making it ideal for precision analog and digital circuits.

GQ8A021872CAT Features

• High Precision: ±0.25% tolerance and ±50ppm/°C TCR for critical accuracy.
• Robust Construction: Ceramic case and gull-wing SMD termination enhance reliability in harsh environments.
• Power Handling: 0.1W per resistor (0.75W total) with a 100V maximum rating, suitable for compact, high-density designs.
• Isolation-Centric Design: Labeled "ISOL" for applications requiring signal isolation or impedance matching.
• Stable Performance: Thin-film technology ensures low noise and long-term stability.
• Compact Footprint: 4.9mm × 6.02mm × 1.47mm dimensions with tight tolerances (±0.1mm length/height, ±0.2mm depth) for space-constrained PCBs.

GQ8A021872CAT Applications

This resistor network excels in:

• Industrial Automation: Signal conditioning in PLCs and sensor interfaces.
• Medical Electronics: Precision instrumentation requiring low drift.
• Telecommunications: Impedance matching in RF and high-speed data circuits.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical systems.
• Test & Measurement Equipment: Calibration and reference circuits.

Conclusion of GQ8A021872CAT

The GQ8A021872CAT stands out for its precision, compactness, and isolation-focused design, making it a top choice for engineers needing reliable resistor networks in high-performance applications. While not PPAP or automotive-qualified, its ceramic construction and thin-film technology offer superior stability over plastic-encased alternatives. Ideal for prototyping and production where accuracy and thermal resilience are paramount.