TT Electronics/IRC

GQ8A012200DT

GQ8A012200DT Description

The GQ8A012200DT from TT Electronics/IRC is a high-precision 8-resistor thin-film network designed for demanding isolation and signal conditioning applications. Housed in a 16-pin QSOP ceramic package, it offers a 220Ω resistance per element with an ultra-tight ±0.5% tolerance and ±100ppm/°C temperature coefficient, ensuring stability across a wide operating range of -70°C to +125°C. The 0.75W (3/4W) total power rating and 100V maximum voltage rating make it suitable for high-reliability circuits. Its gull-wing termination and surface-mount design facilitate automated assembly, while the ceramic case enhances thermal performance and durability.

GQ8A012200DT Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• Isolation-Centric Design (ISOL): Ideal for applications requiring signal separation or impedance matching.
• Robust Construction: Ceramic substrate ensures superior heat dissipation and mechanical strength.
• Compact Footprint: 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with tight tolerances (±0.1mm height/length) for space-constrained PCBs.
• High Power Density: 0.1W per resistor (total 0.75W) outperforms similar networks in derated high-temperature environments.
• Non-Automotive Grade: Optimized for industrial, telecom, and test equipment where PPAP compliance is not required.

GQ8A012200DT Applications

• Isolation Circuits: Signal conditioning in PLCs, medical devices, and industrial sensors.
• Voltage Dividers/Feedback Networks: Precision analog systems like DACs/ADCs or op-amp gain stages.
• Communication Hardware: Impedance matching in RF modules or baseband processing.
• Test & Measurement: Calibration references or load simulation due to low TCR and tight tolerance.
• Power Management: Current sensing or bias networks in power supplies (≤100V).

Conclusion of GQ8A012200DT

The GQ8A012200DT stands out for its combination of precision, power handling, and compactness, making it a superior choice over thicker-film or less stable alternatives. Its ceramic QSOP package and isolated resistor array address challenges in noise-sensitive or thermally demanding designs. While not RoHS-compliant, it excels in industrial and professional electronics where reliability and accuracy are paramount. Engineers should consider this model for high-performance analog systems requiring repeatable, low-drift resistance networks.