TT Electronics/IRC

GUS-QS8A-03-6491-GG

GUS-QS8A-03-6491-GG Description

The GUS-QS8A-03-6491-GG from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 8-resistor isolated network features a 6.49KΩ resistance value with a tight 2% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Packaged in a 16-pin QSOP with gull-wing terminations, it offers a compact 4.9mm × 6.02mm footprint and a 1.47mm profile, making it ideal for space-constrained surface-mount (SMD) designs. With a 0.75W (3/4W) total power rating and 100V maximum voltage rating, it balances power handling and precision in demanding circuits.

GUS-QS8A-03-6491-GG Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• Isolated Resistor Network (ISOL): Each resistor operates independently, reducing crosstalk in multi-channel systems.
• Robust Power Handling: 0.1W per resistor (0.75W total) at 125°C maximum operating temperature.
• Compact QSOP Package: 16-pin gull-wing SMD with 0.64mm pitch for high-density PCB layouts.
• Wide Voltage Range: Supports up to 100V, suitable for industrial and automotive-grade applications (though not PPAP/automotive certified).
• Strict Tolerances: ±0.1mm height/length and ±0.2mm depth tolerances ensure consistent manufacturability.

GUS-QS8A-03-6491-GG Applications

• Signal Conditioning: Ideal for op-amp feedback networks, DAC/ADC interfaces, and voltage dividers.
• Medical Electronics: Stable performance in patient monitoring equipment due to low TCR and isolation.
• Test & Measurement: Precision instrumentation requiring minimal drift over temperature.
• Industrial Controls: Isolated resistor networks for PLCs and motor drive circuits.
• Telecom Infrastructure: High-frequency PCBs where space and stability are critical.

Conclusion of GUS-QS8A-03-6491-GG

The GUS-QS8A-03-6491-GG excels in precision, power efficiency, and miniaturization, distinguishing it from generic resistor arrays. Its thin-film isolation, tight tolerances, and robust packaging make it a top choice for engineers designing high-reliability systems in medical, industrial, and telecom sectors. While not automotive-compliant, its 125°C rating and low TCR ensure durability in harsh environments. For applications demanding accuracy in compact footprints, this resistor network delivers unmatched performance.