TT Electronics/IRC

GQ8A0238R3DDT

GQ8A0238R3DDT Description

The GQ8A0238R3DDT from TT Electronics/IRC is a high-precision, surface-mount resistor network designed for demanding isolation circuit applications. This 8-resistor array features a 38.3 Ohm resistance per element with an ultra-tight 0.5% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide -70°C to +125°C operating range. Housed in a 16-pin QSOP ceramic package, it offers superior thermal stability and mechanical durability compared to plastic alternatives. With a 0.75W (3/4W) total power rating (0.1W per resistor) and 100V maximum voltage rating, this thin-film network is engineered for reliability in precision analog and digital systems.

GQ8A0238R3DDT Features

• High Precision: 0.5% tolerance and ±50ppm/°C TCR for minimal drift in critical circuits.
• Robust Construction: Ceramic case and gull-wing termination enhance thermal and mechanical resilience.
• Space-Efficient: Compact 4.9mm × 6.02mm × 1.47mm QSOP package ideal for high-density PCB layouts.
• Isolation-Centric Design: Optimized for ISOL (isolation) circuit applications, reducing crosstalk.
• Wide Temperature Range: Operates reliably from -70°C to +125°C, even at derated power.
• Thin-Film Technology: Delivers low noise and high stability vs. thick-film alternatives.

GQ8A0238R3DDT Applications

This resistor network excels in:

• Industrial Automation: Signal conditioning in PLCs and isolated sensor interfaces.
• Medical Devices: Precision voltage dividers in patient monitoring equipment.
• Telecom Infrastructure: Impedance matching and termination in high-frequency modules.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical ECU designs.
• Test & Measurement: Calibration circuits requiring long-term stability.

Conclusion of GQ8A0238R3DDT

The GQ8A0238R3DDT stands out for its ceramic-packaged reliability, precision thin-film performance, and isolation-optimized design. While not PPAP or automotive-qualified, it is a cost-effective solution for industrial and medical applications where accuracy and thermal resilience are paramount. Its QSOP gull-wing format ensures compatibility with automated assembly, making it a versatile choice for engineers prioritizing stability in harsh environments.