TT Electronics/IRC

GQ8A026490JBT

GQ8A026490JBT Description

The GQ8A026490JBT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values and reliable isolation. This 8-resistor network features a 649Ω resistance per element with a 5% tolerance and a ±50ppm/°C temperature coefficient, ensuring consistent performance across a wide temperature range (70°C to 125°C). Housed in a 16-pin QSOP ceramic package, it offers 0.75W (3/4W) total power dissipation and 0.1W per resistor, making it suitable for demanding circuit designs. The gull-wing termination and surface-mount (SMD) configuration facilitate easy PCB integration, while its 100V maximum voltage rating enhances durability in high-voltage environments.

GQ8A026490JBT Features

• High Precision: Thin-film technology ensures low noise and stable resistance with a ±50ppm/°C TCR.
• Robust Construction: Ceramic case provides excellent thermal stability and mechanical strength.
• Compact Design: 4.9mm × 6.02mm × 1.47mm dimensions with ±0.1mm length/height tolerances for space-constrained layouts.
• Isolation-Centric: ISOL circuit designator ensures independent resistor performance, reducing crosstalk.
• Wide Operating Range: Functions reliably from 70°C to 125°C with derated power handling.
• Automotive-Grade Alternatives: While not automotive-qualified, its 125°C max temperature suits industrial and telecom applications.

GQ8A026490JBT Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers and feedback networks in op-amp circuits.
• Industrial Controls: PLC modules, motor drivers, and power supply regulation due to its high-voltage tolerance.
• Telecommunications: RF impedance matching and filtering in base stations.
• Test & Measurement Equipment: Calibration circuits requiring low TCR drift.
• Medical Electronics: Isolated sensor interfaces where ceramic packaging minimizes EMI interference.

Conclusion of GQ8A026490JBT

The GQ8A026490JBT stands out for its thin-film accuracy, ceramic durability, and isolation-focused design, making it ideal for precision analog and mixed-signal systems. While non-compliant with EU RoHS, its QSOP gull-wing package and 0.64mm terminal pitch ensure compatibility with automated assembly. Engineers seeking stable, high-density resistor networks for industrial, telecom, or instrumentation will find this model a robust solution. For applications demanding higher power or tighter tolerances, alternative configurations may be explored within TT Electronics/IRC’s portfolio.