TT Electronics/IRC

GQ8A031871BAT

GQ8A031871BAT Description

The GQ8A031871BAT from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding isolation and signal conditioning applications. Encased in a ceramic QSOP package, it offers a 1.87KΩ resistance per resistor with an exceptional ±0.1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of 70°C to 125°C. The device features 16 gull-wing terminals for reliable surface-mount (SMD) assembly, with a compact footprint of 4.9mm (L) × 6.02mm (D) × 1.47mm (H). Its 0.1W power rating per resistor and 0.75W total power dissipation make it suitable for precision analog circuits.

GQ8A031871BAT Features

• High Precision: ±0.1% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Ceramic case ensures durability and thermal stability.
• Space-Efficient: QSOP-16 package with 0.64mm pitch optimizes PCB real estate.
• Isolation-Centric Design: Circuit designator "ISOL" indicates suitability for isolated signal paths.
• Wide Voltage Range: Supports up to 100V maximum voltage rating.
• Thin Film Technology: Delivers low noise and high accuracy vs. thick-film alternatives.

GQ8A031871BAT Applications

Ideal for precision electronics requiring tight resistance matching and thermal stability, including:

• Medical Equipment: Patient monitoring systems, isolated sensor interfaces.
• Industrial Automation: Signal conditioning in PLCs, isolated ADC/DAC circuits.
• Test & Measurement: Calibration tools, high-accuracy dividers.
• Aerospace & Defense: Avionics systems where reliability under thermal stress is critical.

Conclusion of GQ8A031871BAT

The GQ8A031871BAT stands out for its ceramic encapsulation, thin film accuracy, and isolation-focused design, making it a superior choice for precision networks. While not RoHS-compliant or automotive-grade, its low TCR, tight tolerance, and robust package cater to industrial and medical applications where performance outweighs compliance constraints. Engineers will appreciate its balance of miniaturization, power handling, and reliability in noise-sensitive or thermally challenging environments.