TT Electronics/IRC

GQ8B0263R4FT

GQ8B0263R4FT Description

The GQ8B0263R4FT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding applications requiring stable performance across a wide temperature range. This 16-pin QSOP package integrates 15 resistors with a 63.4Ω resistance value, offering a tight 1% tolerance and a low ±50ppm/°C temperature coefficient. The network operates within a 70°C to 125°C derated power range, with a maximum voltage rating of 100V and a total power dissipation of 0.75W (3/4W). Its ceramic case and gull-wing termination ensure robust mechanical and electrical reliability in surface-mount (SMD) applications.

GQ8B0263R4FT Features

• Precision Thin Film Technology: Delivers superior stability, low noise, and minimal drift over time.
• High Power Handling: 0.05W per resistor (0.75W total) enables use in power-sensitive circuits.
• Wide Temperature Range: Operates reliably from -55°C to +125°C, with derating up to 125°C.
• Compact QSOP Package: 4.9mm x 6.02mm footprint with a 1.47mm profile, ideal for space-constrained designs.
• BUS Circuit Designator: Optimized for bus termination, voltage division, and pull-up/down applications.
• Non-Automotive Grade: Suitable for industrial, telecom, and instrumentation use (PPAP not required).

GQ8B0263R4FT Applications

This resistor network excels in:

• Analog/Digital Signal Conditioning: Precision voltage dividers, DAC/ADC interfaces.
• Bus Termination Networks: DDR memory, FPGA, and high-speed data line termination.
• Medical/Test Equipment: Stable reference circuits due to low TCR and high accuracy.
• Telecom Infrastructure: RF matching networks, line drivers, and impedance control.
• Industrial Control Systems: Robust performance in harsh environments (non-RoHS compliant).

Conclusion of GQ8B0263R4FT

The GQ8B0263R4FT stands out for its combination of precision, power handling, and compact form factor, making it a versatile choice for engineers prioritizing reliability in critical circuits. While not suited for automotive applications, its ceramic construction and thin-film technology ensure longevity in industrial and high-frequency systems. For designs requiring tight-tolerance, multi-resistor networks with minimal thermal drift, this model offers a compelling balance of performance and density.