TT Electronics/IRC

GUS-QS8A-02-2050-BA

GUS-QS8A-02-2050-BA Description

The GUS-QS8A-02-2050-BA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 8-resistor isolated network features a 205Ω resistance value with an ultra-tight 0.1% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of 70°C to 125°C. Housed in a 16-pin QSOP package with gull-wing terminations, it offers a compact footprint (4.9mm × 6.02mm × 1.47mm) and robust performance, making it ideal for space-constrained PCB designs.

GUS-QS8A-02-2050-BA Features

• Precision Performance: Thin-film technology delivers 0.1% tolerance and ±50ppm/°C TCR for critical analog/digital circuits.
• High Power Handling: 0.75W (3/4W) total power rating (0.1W per resistor) with a 100V maximum voltage rating.
• Durable Construction: QSOP package with gull-wing leads ensures reliable surface-mount (SMD) assembly and mechanical stability.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power, suitable for industrial environments.
• Isolated Design: Circuit designator "ISOL" indicates independent resistors, ideal for signal isolation.
• Strict Dimensional Tolerances: Tight height (±0.1mm) and length (±0.1mm) tolerances for consistent PCB placement.

GUS-QS8A-02-2050-BA Applications

• Precision Instrumentation: Used in DAQ systems, medical devices, and test equipment where accuracy is critical.
• Communication Systems: Signal conditioning and impedance matching in RF modules and base stations.
• Industrial Controls: Reliable performance in PLC I/O modules, motor drives, and power supplies.
• Automotive Electronics: Despite non-automotive PPAP status, suitable for non-safety-critical automotive subsystems.
• Aerospace & Defense: Stable operation in avionics and sensor interfaces due to low TCR and high reliability.

Conclusion of GUS-QS8A-02-2050-BA

The GUS-QS8A-02-2050-BA excels in applications requiring high precision, compact size, and thermal stability. Its thin-film isolation network, combined with robust power handling and tight tolerances, makes it a superior choice over thicker-film or less stable alternatives. While not RoHS-compliant, it remains a go-to for industrial and professional electronics where performance outweighs compliance constraints. Engineers will appreciate its repeatability in high-density designs and harsh operational environments.