TT Electronics/IRC

GQ8A021822DBT

GQ8A021822DBT Description

The GQ8A021822DBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding applications requiring tight tolerances and stable performance. This 8-resistor isolated network features a ceramic QSOP package with 16 gull-wing terminals, offering a compact 4.9mm × 6.02mm × 1.47mm footprint for space-constrained designs. Each resistor provides an 18.2KΩ resistance with an exceptional ±0.5% tolerance and a low ±50ppm/°C temperature coefficient, ensuring reliable operation across a -70°C to +125°C temperature range. With a 0.75W total power rating (0.1W per resistor) and 100V maximum voltage rating, this network is ideal for precision analog and digital circuits.

GQ8A021822DBT Features

• High Precision: ±0.5% tolerance and ±50ppm/°C TCR for stable performance in varying conditions.
• Robust Construction: Ceramic case and thin-film technology enhance durability and thermal stability.
• Space-Efficient: QSOP package (4.9mm × 6.02mm) with 0.64mm pitch for high-density PCB layouts.
• Isolated Design: Independent resistors (ISOL configuration) for flexible circuit design.
• Wide Temperature Range: Operates from -70°C to +125°C with derated power up to 125°C.
• Surface-Mount Compatibility: Gull-wing terminals enable reliable SMD assembly.

GQ8A021822DBT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces.
• Industrial Electronics: PLCs, instrumentation, and control systems requiring long-term stability.
• Medical Devices: High-reliability equipment where consistent resistance values are critical.
• Telecommunications: Signal conditioning and impedance matching in RF/mixed-signal PCBs.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical circuits.

Conclusion of GQ8A021822DBT

The GQ8A021822DBT combines precision, compactness, and ruggedness, making it a superior choice for engineers needing reliable resistor networks in harsh environments. Its ceramic construction, tight tolerances, and isolated design outperform generic arrays, particularly in applications demanding low drift and high power dissipation. While not PPAP or automotive-qualified, it remains a cost-effective solution for industrial, medical, and telecom systems.