TT Electronics/IRC

GQCB011781FDT

GQCB011781FDT Description

The GQCB011781FDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. It features 23 resistors with a 1.78KΩ resistance value, 1% tolerance, and a ±100ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). Encased in a 24-pin QSOP ceramic package, this surface-mount device offers a compact 8.66mm × 6.02mm × 1.47mm footprint with gull-wing terminations for reliable PCB mounting. Rated for 1W total power dissipation (0.05W per resistor) and 100V maximum voltage, it combines precision with robustness, making it ideal for high-density circuits requiring tight tolerances and thermal stability.

GQCB011781FDT Features

• Advanced Thin-Film Technology: Delivers low noise and high accuracy (±1%) for precision analog/digital circuits.
• Ceramic QSOP Package: Enhances thermal management and mechanical durability in harsh environments.
• BUS Circuit Design: Simplifies routing in multi-resistor applications like voltage dividers or pull-up networks.
• Wide Operating Range: Stable performance from 70°C to 125°C with derated power handling.
• Automated Assembly Compatibility: Gull-wing terminations and 0.64mm pitch enable efficient SMD placement.
• Non-Automotive/Non-PPAP: Suitable for industrial, telecom, and instrumentation use where PPAP compliance isn’t required.

GQCB011781FDT Applications

This resistor network excels in:

• Signal Conditioning: Precision attenuation/filtering in data acquisition systems.
• Embedded Systems: Pull-up/down networks for microcontrollers or FPGAs.
• Test & Measurement Equipment: High-stability reference circuits.
• Power Management: Voltage division in DC-DC converters or feedback loops.
• Aerospace/Defense: Ruggedized electronics benefiting from ceramic packaging and wide temperature tolerance.

Conclusion of GQCB011781FDT

The GQCB011781FDT stands out for its thin-film precision, compact QSOP form factor, and high power-density capability. While not RoHS-compliant, its ceramic construction and ±100ppm/°C TCR make it a superior choice for engineers prioritizing thermal stability and space efficiency. Ideal for industrial and high-reliability applications, it bridges the gap between performance and miniaturization in modern circuit design.