TT Electronics/IRC

GQ8A034750BT

GQ8A034750BT Description

The GQ8A034750BT 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 a 475Ω resistance value per resistor with an ultra-tight 0.1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring exceptional stability across a wide operating temperature range of 70°C to 125°C. Encased in a ceramic QSOP package, it offers superior thermal performance and reliability in harsh environments. With a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, this 16-pin gull-wing SMD component is ideal for precision analog and mixed-signal circuits.

GQ8A034750BT Features

• High Precision: 0.1% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Ceramic case ensures excellent thermal dissipation and mechanical durability.
• Space-Efficient: Compact QSOP package (4.9mm × 6.02mm × 1.47mm) with 0.64mm terminal pitch for high-density PCB layouts.
• Isolation-Centric Design: ISOL circuit designation minimizes crosstalk, making it suitable for isolated signal paths.
• Wide Operating Range: Rated for -55°C to +125°C, derated from 70°C to 125°C.
• Surface-Mount Ready: Gull-wing terminals facilitate automated assembly processes.

GQ8A034750BT Applications

This resistor network excels in applications requiring precision, stability, and isolation, such as:

• Medical Equipment: Patient monitoring systems where signal integrity is critical.
• Industrial Automation: Isolated sensor interfaces and PLCs operating in high-noise environments.
• Test & Measurement: Precision voltage dividers and calibration circuits.
• Aerospace & Defense: Avionics and communication systems demanding high reliability.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical analog circuits.

Conclusion of GQ8A034750BT

The GQ8A034750BT stands out for its combination of precision, power handling, and rugged ceramic packaging, making it a superior choice for engineers designing high-reliability systems. While not PPAP or automotive-qualified, its thin-film technology and isolation-focused design make it ideal for medical, industrial, and aerospace applications where accuracy and thermal performance are paramount. Its tight tolerances and low TCR ensure long-term stability, reducing the need for recalibration in critical systems.