TT Electronics/IRC

GQ8A032491BBT

GQ8A032491BBT Description

The GQ8A032491BBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 8-resistor isolated network features a 2.49KΩ resistance value with an ultra-tight 0.1% tolerance and a low ±25ppm/°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 0.75W (3/4W) total power dissipation and 0.1W per resistor, making it suitable for high-reliability circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while its 100V maximum voltage rating enhances versatility in various circuit designs.

GQ8A032491BBT Features

• Precision Performance: 0.1% tolerance and ±25ppm/°C TCR ensure minimal drift in critical applications.
• Robust Construction: Ceramic case provides excellent thermal stability and mechanical durability.
• High Power Handling: 0.75W total power rating (0.1W per resistor) supports energy-intensive designs.
• Compact & Reliable: QSOP package (4.9mm x 6.02mm x 1.47mm) with ±0.1mm dimensional tolerances ensures consistent placement.
• Isolated Design: Circuit designator "ISOL" indicates independent resistors, ideal for signal isolation.
• Wide Operating Range: -70°C to +125°C derated power range suits harsh environments.

GQ8A032491BBT Applications

This resistor network excels in:

• Precision analog circuits (e.g., DACs, ADCs, voltage dividers).
• Medical instrumentation requiring stable, low-drift resistance.
• Industrial control systems where high power and isolation are critical.
• Telecommunications equipment for signal conditioning and impedance matching.
• Automotive test systems (though not automotive-grade, its robustness suits prototyping).

Conclusion of GQ8A032491BBT

The GQ8A032491BBT stands out for its precision, power efficiency, and rugged ceramic construction, making it a top choice for engineers needing reliable resistor networks in compact, high-performance designs. Its isolated configuration and thin-film technology offer superior stability over alternatives, particularly in precision electronics and industrial applications. While not PPAP or automotive-qualified, its wide temperature range and tight tolerances make it a versatile solution for prototyping and specialized systems.