TT Electronics/IRC

GQ8A0190R9FT

GQ8A0190R9FT Description

The GQ8A0190R9FT from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for isolation (ISOL) applications. Housed in a 16-pin QSOP ceramic package, it offers a 90.9Ω resistance per resistor with a tight 1% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a wide -70°C to +125°C operating range. With a 0.75W (3/4W) total power rating (0.1W per resistor) and 100V maximum voltage rating, this surface-mount network is engineered for reliability in demanding circuits. Its gull-wing termination and 0.64mm pitch facilitate compact PCB layouts, while the ceramic case enhances thermal and mechanical durability.

GQ8A0190R9FT Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• Isolated Resistor Network (ISOL): Ideal for applications requiring electrical isolation between channels.
• Compact QSOP Package: Measures just 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with ±0.1mm dimensional tolerances.
• Wide Temperature Range: Operates reliably from -70°C to +125°C, even at derated power.
• High Power Density: 0.75W total dissipation in a miniature footprint, outperforming standard arrays.
• Ceramic Construction: Superior heat dissipation and mechanical robustness compared to plastic packages.

GQ8A0190R9FT Applications

This resistor network excels in:

• Industrial Automation: Signal conditioning in PLCs and isolated sensor interfaces.
• Medical Electronics: Patient monitoring systems requiring high isolation and precision.
• Telecommunications: Line termination and impedance matching in RF modules.
• Test & Measurement Equipment: Calibration circuits and precision voltage dividers.
• Aerospace & Defense: Ruggedized avionics where temperature stability is critical.

Conclusion of GQ8A0190R9FT

The GQ8A0190R9FT combines precision, compactness, and isolation in a ceramic QSOP package, making it a standout choice for high-reliability applications. Its thin film technology, wide temperature range, and high power rating address challenges in industrial, medical, and aerospace designs. While not RoHS-compliant, its performance in harsh environments justifies its use in specialized sectors. Engineers seeking a robust, space-saving resistor network with excellent thermal characteristics will find this model exceptionally capable.