TT Electronics/IRC

GQ8A031870DT

GQ8A031870DT Description

The GQ8A031870DT from TT Electronics/IRC is a high-precision, surface-mount thin-film resistor network designed for demanding isolation circuit applications. This 8-resistor network features a 187Ω resistance value per resistor with an ultra-tight 0.5% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide operating 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. With a 0.75W (3/4W) total power rating and 100V maximum voltage rating, this network is engineered for reliability in high-density PCB designs.

GQ8A031870DT Features

• High Precision: 0.5% tolerance and ±25ppm/°C TCR for consistent performance.
• Robust Construction: Ceramic case and thin-film technology ensure long-term stability.
• Compact Design: 4.9mm x 6.02mm x 1.47mm dimensions with gull-wing terminations for easy SMD assembly.
• Isolation-Centric: Designed for isolation (ISOL) applications, minimizing crosstalk.
• Wide Temperature Range: Operates reliably from 70°C to 125°C with derated power.
• High Power Handling: 0.1W per resistor (0.75W total) supports power-sensitive designs.

GQ8A031870DT Applications

This resistor network excels in:

• Industrial Automation: Signal conditioning and isolation in PLCs and sensors.
• Medical Electronics: Precision instrumentation requiring low drift.
• Telecom Infrastructure: High-frequency analog/digital signal processing.
• Automotive (Non-Automotive Rated): Test/measurement equipment where stability is critical.
• Aerospace & Defense: Ruggedized systems needing reliable passive components.

Conclusion of GQ8A031870DT

The GQ8A031870DT stands out for its precision, compact footprint, and isolation-optimized design. Its ceramic package and thin-film technology make it a superior choice over standard epoxy-based networks in harsh environments. While not PPAP or automotive-qualified, it is ideal for industrial, medical, and telecom applications where accuracy and thermal performance are paramount. Engineers seeking a high-reliability, space-saving resistor network will find this model exceptionally well-suited for their designs.