TT Electronics/IRC

GUS-QS8B-01-4301-D

GUS-QS8B-01-4301-D Description

The GUS-QS8B-01-4301-D from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 16-pin QSOP package integrates 15 resistors, each with a 4.3KΩ resistance value and a tight 0.5% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. With a ±100ppm/°C temperature coefficient, it delivers stable performance across a wide operating temperature range of 70°C to 125°C. The network supports a maximum voltage rating of 100V and offers a total power rating of 0.75W (3/4W), distributed as 0.05W (1/20W) per resistor. Its gull-wing termination and 0.64mm terminal pitch facilitate reliable PCB mounting in space-constrained designs.

GUS-QS8B-01-4301-D Features

• Precision Thin Film Technology: Delivers low noise and high stability for critical analog circuits.
• Compact QSOP Package: Measures 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with tight tolerances (±0.1mm height/length, ±0.2mm depth).
• High Power Density: 0.75W total dissipation in a miniature footprint, ideal for power-sensitive applications.
• Wide Temperature Range: Operates reliably up to 125°C, suitable for industrial and automotive-adjacent environments (though not PPAP/Automotive certified).
• BUS Circuit Designator: Optimized for bus termination and pull-up/pull-down networks in digital systems.
• Non-RoHS Compliant: Suitable for legacy or exempted applications requiring leaded components.

GUS-QS8B-01-4301-D Applications

• Signal Conditioning: Precision voltage dividers in sensor interfaces and ADC/DAC circuits.
• Bus Termination: Impedance matching for high-speed digital lines (e.g., SPI, I²C).
• Industrial Controls: Stable performance in PLCs, motor drives, and power management systems.
• Test & Measurement Equipment: Low-drift resistance networks for calibration and reference circuits.
• Aerospace & Defense: Non-RoHS compliance aligns with certain military-grade requirements (though verification is advised).

Conclusion of GUS-QS8B-01-4301-D

The GUS-QS8B-01-4301-D excels in applications demanding precision, compactness, and thermal resilience. Its thin-film construction and tight tolerance make it superior to thicker-film alternatives in accuracy-critical designs, while the QSOP package balances power handling and space efficiency. Though not suited for automotive PPAP or RoHS-restricted projects, it remains a robust choice for industrial, communications, and high-reliability electronics. Engineers will value its repeatable performance and ease of integration in densely populated PCBs.