TT Electronics/IRC

GQ8A0145R3JFT

GQ8A0145R3JFT Description

The GQ8A0145R3JFT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values and robust thermal performance. This 8-resistor isolated network features a 45.3Ω resistance per element with a 5% tolerance and a ±100ppm/°C temperature coefficient, ensuring reliable operation across a wide temperature range of -70°C to +125°C. Encased in a ceramic QSOP package, it offers 0.75W (3/4W) total power dissipation (0.1W per resistor), making it suitable for demanding circuit designs. The 16-pin gull-wing SMD termination ensures secure surface mounting, while its compact dimensions (4.9mm x 6.02mm x 1.47mm) optimize PCB space utilization.

GQ8A0145R3JFT Features

• Isolated Circuit Design (ISOL): Each resistor operates independently, eliminating cross-talk and enhancing signal integrity.
• High Power Handling: 0.75W total power rating with derated performance up to 125°C, ideal for thermally challenging environments.
• Precision Thin-Film Technology: Delivers low noise and stable resistance over temperature and time.
• Robust Construction: Ceramic case ensures durability and excellent thermal dissipation.
• Surface-Mount Ready: Gull-wing terminals with 0.64mm pitch simplify automated assembly processes.
• Non-Automotive (PPAP No): Optimized for industrial, telecom, and instrumentation applications.

GQ8A0145R3JFT Applications

• Signal Conditioning Circuits: Precision voltage dividers, feedback networks in op-amp circuits.
• Industrial Control Systems: Isolated sensor interfaces, PLCs, and motor drives.
• Telecommunications: Impedance matching and termination in high-frequency RF modules.
• Test & Measurement Equipment: Calibration networks, load simulation, and reference circuits.
• Power Management: Current sensing and balancing in multi-channel power supplies.

Conclusion of GQ8A0145R3JFT

The GQ8A0145R3JFT stands out for its combination of precision, power efficiency, and isolation, making it a superior choice for applications demanding thermal stability and space-saving designs. While not RoHS-compliant, its ceramic encapsulation and thin-film technology provide long-term reliability in harsh environments. Engineers will appreciate its balance of performance and compactness, particularly in high-density PCBs where consistent resistance and minimal drift are critical. For non-automotive precision networks, this model offers a compelling blend of technical rigor and cost-effectiveness.