TT Electronics/IRC

GQ8A0278R7JT

GQ8A0278R7JT Description

The GQ8A0278R7JT from TT Electronics/IRC is a high-performance 8-resistor thin-film network designed for precision applications. Encased in a ceramic QSOP package, it offers a 78.7Ω resistance per resistor with a 5% tolerance and a ±50ppm/°C temperature coefficient, ensuring stability across a wide operating range of -70°C to +125°C. The 16-pin gull-wing SMD configuration and 0.64mm terminal pitch facilitate compact, high-density PCB layouts. With a 0.75W total power rating (0.1W per resistor) and 100V maximum voltage rating, this isolated (ISOL) network is engineered for reliability in demanding environments.

GQ8A0278R7JT Features

• Thin-film technology: Delivers superior accuracy and low noise compared to thick-film alternatives.
• Ceramic case: Enhances thermal performance and mechanical durability.
• High power density: 0.75W total dissipation in a compact 4.9mm × 6.02mm × 1.47mm footprint.
• Gull-wing termination: Ensures robust solder joints for surface-mount assembly.
• Wide temperature range: Stable performance from -70°C to +125°C (derated above 70°C).
• Non-automotive grade: Ideal for industrial, telecom, and instrumentation applications where PPAP compliance is not required.

GQ8A0278R7JT Applications

This resistor network excels in:

• Signal conditioning circuits: Precision voltage dividers and feedback networks in op-amp designs.
• Isolation networks: Used in medical equipment and test/measurement systems where signal integrity is critical.
• High-density PCBs: Space-constrained applications like RF modules and embedded systems.
• Power management: Current sensing and load balancing in DC-DC converters.

Conclusion of GQ8A0278R7JT

The GQ8A0278R7JT combines thin-film precision, ceramic robustness, and compact packaging to address challenges in modern electronics. Its isolated design, wide temperature tolerance, and high power handling make it a standout choice for engineers prioritizing reliability in industrial and telecom systems. While not RoHS-compliant, its performance metrics justify its use in specialized, high-reliability applications.