TT Electronics/IRC

GQ8A034421CT

GQ8A034421CT Description

The GQ8A034421CT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding isolation and signal conditioning applications. This 8-resistor array features a 4.42KΩ resistance per element with an ultra-tight ±0.25% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). Housed in a 16-pin QSOP ceramic package, it offers 0.75W (3/4W) total power dissipation and 100V maximum voltage rating, making it suitable for high-reliability circuits. The isolated (ISOL) circuit design and gull-wing SMD termination enhance its suitability for automated assembly.

GQ8A034421CT Features

• Precision Thin Film Technology: Delivers superior accuracy (±0.25%) and low TCR (±25ppm/°C).
• Robust Ceramic Package: Ensures thermal stability and mechanical durability in harsh environments.
• High Power Handling: 0.1W per resistor (0.75W total) with derating up to 125°C.
• Isolated Design (ISOL): Each resistor is electrically independent, ideal for multi-channel isolation.
• Compact QSOP-16 Footprint: 4.9mm × 6.02mm × 1.47mm dimensions with ±0.1mm length/height tolerances.
• Automation-Friendly: Gull-wing leads and 0.64mm pitch enable reliable surface-mount placement.

GQ8A034421CT Applications

• Industrial Control Systems: Precision voltage dividers, feedback networks, and sensor conditioning.
• Medical Electronics: Isolated signal paths in patient monitoring equipment.
• Test & Measurement: Calibration circuits and high-accuracy instrumentation.
• Telecom Infrastructure: Line termination and impedance matching in high-frequency modules.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical circuits requiring stability.

Conclusion of GQ8A034421CT

The GQ8A034421CT excels in applications demanding precision, isolation, and thermal resilience. Its ceramic construction, thin-film accuracy, and compact QSOP package make it a standout choice for engineers prioritizing reliability in industrial, medical, and instrumentation designs. While not PPAP or automotive-qualified, its 0.25% tolerance and low TCR offer unmatched performance in niche high-accuracy scenarios. For OEMs seeking a high-density resistor network with superior electrical characteristics, this model delivers exceptional value.