TT Electronics/IRC

GQCA0273R2DCT

GQCA0273R2DCT Description

The GQCA0273R2DCT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 24-pin QSOP (Quarter Small Outline Package) device features 12 isolated resistors, each with a 73.2 Ω resistance and a tight 0.5% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. The ceramic case provides superior thermal stability, while the gull-wing termination enables reliable surface-mount (SMD) assembly. With a ±50 ppm/°C temperature coefficient and a 1W total power rating (0.1W per resistor), this network operates reliably across a wide temperature range of 70°C to 125°C, making it suitable for precision analog and digital systems.

GQCA0273R2DCT Features

• High Precision: 0.5% tolerance and ±50 ppm/°C TCR ensure stable performance in varying environments.
• Robust Construction: Ceramic case enhances durability and thermal dissipation.
• Isolated Design: 12 independent resistors (ISOL circuit designator) allow flexible circuit configurations.
• Space-Efficient: Compact QSOP package (8.66mm x 6.02mm x 1.47mm) with 0.64mm terminal pitch suits high-density PCB layouts.
• Wide Voltage Range: Supports up to 100V maximum voltage, ideal for industrial and instrumentation use.
• Reliable Termination: Gull-wing leads provide strong solder joints for SMD applications.

GQCA0273R2DCT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces requiring low drift.
• Industrial Electronics: PLCs, motor controls, and test equipment where stability under thermal stress is critical.
• Communication Systems: Signal conditioning in RF and baseband processing.
• Medical Devices: High-accuracy measurement systems due to its low tolerance and isolation.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical circuits where precision is key.

Conclusion of GQCA0273R2DCT

The GQCA0273R2DCT stands out for its combination of precision, isolation, and compact design, making it a versatile choice for engineers needing reliable resistor networks. Its ceramic construction and thin-film technology deliver superior performance over plastic-encased alternatives, while the QSOP package ensures compatibility with modern SMD processes. Though not PPAP or automotive-qualified, it remains ideal for industrial, medical, and communication applications demanding high accuracy and thermal resilience. For projects requiring tight-tolerance, multi-resistor solutions, this model offers an excellent balance of performance and practicality.