TT Electronics/IRC

GQ0B0254R9GDT

GQ0B0254R9GDT Description

The GQ0B0254R9GDT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 19-resistor array features a 54.9Ω resistance per element with a tight 2% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of 70°C to 125°C. Housed in a 20-pin QSOP ceramic package, it offers a 1W total power rating (0.05W per resistor) and supports 100V maximum voltage, making it suitable for demanding circuit designs. The gull-wing termination and surface-mount (SMD) configuration facilitate easy PCB integration, while its compact dimensions (8.66mm x 6.02mm x 1.47mm) save board space.

GQ0B0254R9GDT Features

• Precision Thin Film Technology: Delivers excellent stability and low noise for sensitive analog/digital circuits.
• High-Density Integration: 19 resistors in a 20-pin QSOP package optimize space efficiency.
• Robust Ceramic Case: Enhances thermal management and mechanical durability.
• Wide Temperature Range: Reliable operation from 70°C to 125°C with derated power.
• Low TCR (±50ppm/°C): Minimizes resistance drift under thermal stress.
• Automated Assembly-Friendly: Gull-wing leads and 0.64mm pitch enable high-speed SMT processes.
• Non-Automotive (PPAP No): Ideal for industrial, telecom, and instrumentation applications.

GQ0B0254R9GDT Applications

This resistor network excels in:

• Voltage Division & Bus Termination: The BUS circuit designator ensures signal integrity in high-speed data lines.
• Precision Analog Circuits: DAC/ADC reference networks, sensor interfaces, and feedback loops benefit from its low TCR.
• Medical & Test Equipment: Stable performance under thermal cycling suits diagnostic devices.
• Telecom Infrastructure: Dense layouts in base stations and routers leverage its compact footprint.
• Industrial Control Systems: Robust ceramic construction withstands harsh environments.

Conclusion of GQ0B0254R9GDT

The GQ0B0254R9GDT combines precision, power efficiency, and miniaturization, making it a standout choice for engineers designing high-reliability electronics. Its thin-film technology, tight tolerances, and ceramic encapsulation address challenges in signal conditioning and power distribution, while the QSOP package ensures compatibility with modern SMT workflows. Though not RoHS-compliant, its performance in industrial and telecom applications justifies its use where environmental regulations permit. For designs requiring stable, space-saving resistor networks, this model offers a compelling balance of technical rigor and practicality.