TT Electronics/IRC

GQCA021240GT

GQCA021240GT Description

The GQCA021240GT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values and low thermal drift. This 24-pin QSOP package integrates 12 isolated resistors, each with a 124Ω resistance value and a tight 2% tolerance, ensuring consistent performance in demanding circuits. The ceramic case style and gull-wing termination enable reliable surface-mount (SMD) assembly, while the ±50ppm/°C temperature coefficient guarantees minimal resistance variation across the -70°C to +125°C operating range. With a 100V maximum voltage rating and 0.1W power dissipation per resistor, this network is ideal for analog signal conditioning, voltage division, and isolation circuits in industrial and telecom systems.

GQCA021240GT Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog applications.
• Isolated Resistors (ISOL): 12 independent resistors prevent crosstalk, suitable for multi-channel designs.
• Robust Ceramic Package: Enhances thermal management and mechanical durability in harsh environments.
• Wide Temperature Range: Operates reliably from -70°C to +125°C with derated power.
• Compact QSOP-24 Form Factor: Saves board space with 8.66mm × 6.02mm × 1.47mm dimensions and 0.64mm pitch.
• Gull-Wing Termination: Ensures secure soldering and compatibility with automated PCB assembly.

GQCA021240GT Applications

• Industrial Control Systems: Precision voltage dividers and feedback networks in PLCs.
• Telecommunications: Signal isolation and impedance matching in RF modules.
• Test & Measurement Equipment: Calibration circuits and sensor interfaces requiring low drift.
• Medical Electronics: Isolated signal paths in diagnostic devices.
• Automotive (Non-Automotive Rated): Prototyping or benign-environment applications.

Conclusion of GQCA021240GT

The GQCA021240GT excels in high-density, precision circuits where space, thermal stability, and electrical isolation are critical. Its ceramic construction, thin-film accuracy, and isolated design make it superior to epoxy-based networks or bulk-metal alternatives. While not PPAP or automotive-qualified, it is a cost-effective solution for prototyping, industrial, and telecom designs demanding repeatable performance. Engineers will appreciate its balance of miniaturization, power handling (1W total), and resistance stability under thermal stress.