TT Electronics/IRC

GQ8A031780CT

GQ8A031780CT Description

The GQ8A031780CT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 8-resistor isolated network features a 178Ω resistance value with an ultra-tight 0.25% 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 precision analog and digital circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while its 100V maximum voltage rating enhances reliability in high-voltage environments.

GQ8A031780CT Features

• High Precision: 0.25% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Ceramic case ensures durability and excellent thermal management.
• Compact & Efficient: QSOP package (4.9mm x 6.02mm x 1.47mm) with 0.64mm terminal pitch for high-density PCB layouts.
• Isolated Design: 8 independent resistors (ISOL configuration) for flexible circuit design.
• Wide Operating Range: -55°C to +125°C with derated power up to 125°C.
• High Power Handling: 0.75W total power (0.1W per resistor) for demanding applications.

GQ8A031780CT Applications

• Precision Instrumentation: Ideal for DAC/ADC reference circuits, medical devices, and test equipment.
• Industrial Controls: Suitable for PLC modules, sensor interfaces, and automation systems.
• Telecommunications: Used in RF signal conditioning and filtering circuits.
• Automotive Electronics: Despite non-automotive compliance, it fits non-safety-critical automotive subsystems.
• Power Management: Reliable in voltage dividers and feedback networks for power supplies.

Conclusion of GQ8A031780CT

The GQ8A031780CT stands out for its precision, compact form factor, and rugged ceramic construction, making it a top choice for engineers requiring high-accuracy resistor networks. Its isolated design, low TCR, and high power rating make it versatile for industrial, telecom, and instrumentation applications. While not PPAP or automotive-qualified, its performance metrics align with mission-critical electronics where stability and reliability are paramount.