TT Electronics/IRC

GUS-QS8B-03-4300-G

GUS-QS8B-03-4300-G Description

The GUS-QS8B-03-4300-G from TT Electronics/IRC is a high-precision thin-film resistor network designed for surface-mount applications. This 16-pin QSOP package features 15 resistors with a 430Ω resistance value, 2% tolerance, and a ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). With a 0.75W (3/4W) total power rating and 0.05W (1/20W) per resistor, it delivers reliable power handling in compact designs. The gull-wing termination and 0.64mm terminal pitch facilitate easy PCB integration, while its 1.47mm low profile suits space-constrained applications.

GUS-QS8B-03-4300-G Features

• Precision Thin Film Technology: Offers low noise and high stability for critical circuits.
• Robust Power Handling: 0.75W total dissipation with derated performance up to 125°C.
• Compact QSOP Package: 4.9mm × 6.02mm footprint and 1.63mm seated height ideal for dense layouts.
• Wide Voltage Rating: Supports up to 100V, suitable for industrial and telecom applications.
• BUS Circuit Designator: Optimized for bus termination and voltage division in digital systems.
• Non-Automotive Grade: Compliant with EAR99 and HTS 8533.21.00.20, but not RoHS-compliant.

GUS-QS8B-03-4300-G Applications

• Digital Signal Processing: Bus termination for FPGAs, ASICs, and memory interfaces.
• Industrial Controls: Precision voltage dividers in PLC modules and sensor circuits.
• Telecommunications: Impedance matching in high-frequency RF systems.
• Test & Measurement Equipment: Stable reference networks in calibration devices.
• Power Management: Current-limiting arrays in low-power DC/DC converters.

Conclusion of GUS-QS8B-03-4300-G

The GUS-QS8B-03-4300-G excels in high-density, precision applications requiring thermal stability and compact form factors. Its thin-film construction and rigorous tolerances make it superior to thick-film alternatives in signal integrity-critical designs. While not suited for automotive use, it is a cost-effective solution for industrial, telecom, and embedded systems demanding reliability under extended thermal stress. The tube packaging ensures safe handling and storage for automated assembly processes.