TT Electronics/IRC

GUS-QS8A-02-4320-GA

GUS-QS8A-02-4320-GA Description

The GUS-QS8A-02-4320-GA from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount PCB assemblies. This 16-pin QSOP package features 8 isolated resistors, each with a 432Ω resistance value and a tight 2% tolerance, ensuring reliable signal conditioning and voltage division. With a 0.75W (3/4W) total power rating and 0.1W per resistor, it operates efficiently across a wide temperature range of 70°C to 125°C, derated for optimal thermal performance. The ±50ppm/°C temperature coefficient guarantees stability in fluctuating environments, while the 100V maximum voltage rating supports robust circuit protection.

GUS-QS8A-02-4320-GA Features

• Thin-Film Technology: Delivers superior accuracy, low noise, and long-term reliability compared to thick-film alternatives.
• Isolated Circuit Design (ISOL): Each resistor operates independently, ideal for multi-channel isolation.
• Compact QSOP Package: Measures just 4.9mm (L) × 6.02mm (D) × 1.47mm (H), saving board space in dense layouts.
• Gull Wing Termination: Ensures secure surface-mount attachment with a 0.64mm pitch for automated assembly.
• Extended Temperature Range: Stable performance up to 125°C, suited for industrial and telecom environments.
• Non-Automotive/Non-PPAP: Optimized for commercial and industrial use where PPAP compliance is not required.

GUS-QS8A-02-4320-GA Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor calibration.
• Signal Isolation: Multi-channel data acquisition systems and ADC/DAC interfaces.
• Telecom/Networking Equipment: Line termination and impedance matching in high-frequency PCBs.
• Test & Measurement Instruments: Stable reference circuits due to low TCR and tight tolerance.
• Industrial Controls: Robust performance in PLCs and power management modules.

Conclusion of GUS-QS8A-02-4320-GA

The GUS-QS8A-02-4320-GA combines high power density, isolation flexibility, and thin-film precision in a compact QSOP footprint. Its 2% tolerance, low TCR, and derated thermal handling make it a standout choice for engineers prioritizing reliability in demanding analog and mixed-signal designs. While not RoHS-compliant, it remains a cost-effective solution for non-automotive applications requiring consistent performance under thermal stress. Ideal for OEMs in telecom, industrial automation, and instrumentation.