TT Electronics/IRC

GUS-QS8A-02-4221-GG

GUS-QS8A-02-4221-GG Description

The GUS-QS8A-02-4221-GG from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 8-resistor isolated network features a 4.22KΩ resistance value per resistor with a tight 2% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a 16-pin QSOP package with gull-wing SMD termination, it offers a compact footprint (4.9mm length × 6.02mm depth × 1.47mm height) and is supplied in tube packaging for automated assembly. With a maximum voltage rating of 100V and a total power rating of 0.75W (0.1W per resistor), this component is engineered for reliability in demanding circuits.

GUS-QS8A-02-4221-GG Features

• Precision Thin Film Technology: Delivers superior accuracy (±2%) and low TCR (±50ppm/°C) for stable operation.
• Isolated Resistor Network (ISOL): Each of the 8 resistors operates independently, enhancing design flexibility.
• High Power Handling: 0.75W total power dissipation (0.1W per resistor) at 125°C maximum operating temperature.
• Compact QSOP Package: Space-saving 16-pin gull-wing SMD design with 0.64mm terminal pitch, ideal for high-density PCBs.
• Robust Construction: Rectangular QSOP case with a 1.63mm seated height, ensuring mechanical durability.
• Wide Voltage Range: Supports up to 100V, suitable for industrial and instrumentation applications.

GUS-QS8A-02-4221-GG Applications

This resistor network excels in precision analog and digital circuits, including:

• Signal Conditioning: Isolation and impedance matching in sensor interfaces.
• Voltage Dividers: High-accuracy dividers for ADC/DAC reference circuits.
• Industrial Controls: Stable performance in PLCs, motor drives, and power management systems.
• Medical Electronics: Reliable operation in diagnostic equipment where low drift is critical.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical automotive subsystems.

Conclusion of GUS-QS8A-02-4221-GG

The GUS-QS8A-02-4221-GG combines precision, power efficiency, and compactness, making it a standout choice for engineers requiring reliable resistor networks in constrained spaces. Its thin-film technology, isolated design, and robust thermal performance cater to applications demanding long-term stability under varying environmental conditions. While not PPAP or automotive-qualified, it remains a cost-effective solution for industrial, medical, and instrumentation designs where accuracy and durability are paramount.