TT Electronics/IRC

GUS-QS8A-03-1873-JB

GUS-QS8A-03-1873-JB Description

The GUS-QS8A-03-1873-JB from TT Electronics/IRC is a high-performance 8-resistor thin-film network designed for precision applications. Encased in a 16-pin QSOP package with gull-wing SMD termination, this device offers an isolated (ISOL) circuit configuration, ensuring independent resistor functionality. With a 187K Ohm resistance value and a 5% tolerance, it delivers stable performance across a wide temperature range of -70°C to +125°C. The thin-film technology ensures low noise and high accuracy, supported by a ±25ppm/°C temperature coefficient. Rated for 0.75W (3/4W) total power and 0.1W (1/10W) per resistor, it operates at a maximum voltage of 100V, making it suitable for demanding environments.

GUS-QS8A-03-1873-JB Features

• High-Density Integration: Compact QSOP package (4.9mm x 6.02mm x 1.47mm) with 16 gull-wing terminals for space-constrained PCB designs.
• Precision Performance: Thin-film construction ensures low TCR (±25ppm/°C) and tight tolerance (5%), ideal for signal conditioning and filtering.
• Robust Power Handling: 0.75W total power dissipation with derated performance up to 125°C, ensuring reliability in high-temperature applications.
• Isolated Resistors: Independent resistors (ISOL design) prevent cross-talk, suitable for multi-channel systems.
• Automotive & Industrial Grade: While not PPAP or automotive-certified, its 125°C operating range suits industrial controls, test equipment, and telecom infrastructure.

GUS-QS8A-03-1873-JB Applications

• Signal Processing: Precision dividers, ADC/DAC reference networks, and sensor interfaces in medical devices.
• Power Management: Voltage balancing in multi-rail power supplies and DC-DC converters.
• Industrial Electronics: PLCs, motor drives, and instrumentation requiring stable resistance under thermal stress.
• Communications: RF matching networks and impedance control in base stations.

Conclusion of GUS-QS8A-03-1873-JB

The GUS-QS8A-03-1873-JB excels in high-density, precision applications where thermal stability, isolation, and power efficiency are critical. Its thin-film technology and QSOP packaging provide a competitive edge over thicker-film or bulkier alternatives, making it a preferred choice for industrial, medical, and telecom designs. For engineers seeking a reliable, space-saving resistor network, this model offers an optimal balance of performance and durability.