TT Electronics/IRC

GQ8A034220CT

GQ8A034220CT Description

The GQ8A034220CT from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding isolation and signal conditioning applications. Encased in a ceramic QSOP package, it offers a 422Ω resistance per resistor with an exceptional ±0.25% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of -70°C to +125°C. The device features 16 gull-wing terminals for reliable surface-mount (SMD) assembly, with a compact footprint of 4.9mm × 6.02mm × 1.47mm and a 0.64mm terminal pitch. Its isolated (ISOL) circuit design and 100V maximum voltage rating make it suitable for precision analog and mixed-signal circuits.

GQ8A034220CT Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR for stable performance.
• Robust Construction: Ceramic case ensures durability and thermal stability.
• Power Handling: 0.1W per resistor (0.75W total) with derating up to 125°C.
• Isolated Design: Independent resistors (ISOL) for flexible circuit integration.
• Compact QSOP Package: Space-saving 16-pin gull-wing SMD format.
• Wide Voltage Range: Supports up to 100V, ideal for industrial and instrumentation use.

GQ8A034220CT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and DAC/ADC interfaces.
• Industrial Controls: Signal isolation in PLCs, sensors, and motor drives.
• Test & Measurement Equipment: High-accuracy calibration and signal conditioning.
• Medical Electronics: Isolated signal paths in diagnostic devices.
• Automotive Alternatives: Non-automotive but suitable for benign-environment prototypes.

Conclusion of GQ8A034220CT

The GQ8A034220CT stands out for its ceramic encapsulation, thin film accuracy, and isolation capability, making it a superior choice for precision electronics where thermal drift and space constraints are critical. While not PPAP or automotive-qualified, its 125°C rating and low TCR ensure reliability in industrial, medical, and instrumentation designs. Its tube packaging facilitates automated assembly, further enhancing its appeal for high-volume production.