TT Electronics/IRC

GUS-QS8A-03-4120-CA

GUS-QS8A-03-4120-CA Description

The GUS-QS8A-03-4120-CA from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding surface-mount applications. With a 412 Ω resistance value and an ultra-tight 0.25% tolerance, this component ensures exceptional accuracy in signal conditioning, voltage division, and impedance matching circuits. Housed in a 16-pin QSOP package, it features gull-wing terminations for reliable SMD assembly and a compact footprint (4.9 mm × 6.02 mm × 1.47 mm). The device operates over a wide temperature range (-70°C to +125°C) and delivers a total power rating of 0.75W (0.1W per resistor), making it suitable for high-density designs requiring stable performance under thermal stress.

GUS-QS8A-03-4120-CA Features

• Precision Thin Film Technology: Offers ±25 ppm/°C temperature coefficient for minimal drift in harsh environments.
• Isolated Resistor Network (ISOL): Each of the 8 resistors is electrically isolated, enabling flexible circuit configurations.
• High Voltage Tolerance: Supports up to 100V, ideal for industrial and instrumentation applications.
• Robust Construction: QSOP package with ±0.1 mm height/length tolerances ensures mechanical reliability.
• Derated Power Handling: Maintains performance up to 125°C with derated power, surpassing standard commercial-grade networks.
• Non-Automotive/Non-PPAP: Optimized for general industrial, telecom, and test equipment use.

GUS-QS8A-03-4120-CA Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and DAC/ADC interfaces.
• Medical Electronics: Patient monitoring systems where stability and accuracy are critical.
• Test & Measurement Equipment: Calibration modules and sensor signal conditioning.
• Industrial Control Systems: PLCs and motor drives requiring high-voltage isolation.
• Telecom Infrastructure: RF matching networks and base station power management.

Conclusion of GUS-QS8A-03-4120-CA

The GUS-QS8A-03-4120-CA stands out for its combination of precision, power handling, and compactness, addressing challenges in space-constrained, high-reliability designs. Its thin film isolation, low TCR, and gull-wing termination make it a superior alternative to thicker-film or bulkier networks. While not RoHS-compliant, it remains a top choice for non-consumer applications demanding long-term stability under thermal and electrical stress. Engineers will value its repeatable performance in critical signal-chain and power distribution tasks.