TT Electronics/IRC

GUS-QS8A-03-4021-CA

GUS-QS8A-03-4021-CA Description

The GUS-QS8A-03-4021-CA from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding surface-mount applications. With a 4.02KΩ resistance value and an ultra-tight 0.25% tolerance, this component ensures exceptional accuracy in circuit designs. Packaged in a 16-pin QSOP (QSOP-16) case, it features gull-wing terminations for reliable solderability and mechanical stability. The device operates over a wide temperature range (-70°C to +125°C) with a low ±25ppm/°C temperature coefficient, making it ideal for environments requiring thermal stability. Its 0.75W (3/4W) total power rating and 100V maximum voltage rating further enhance its robustness in high-performance systems.

GUS-QS8A-03-4021-CA Features

• Precision Thin Film Technology: Delivers superior stability and low noise for sensitive analog/digital circuits.
• High Power Handling: 0.1W per resistor (0.75W total) enables use in power-sensitive applications.
• Isolated Resistor Network (ISOL): Each resistor operates independently, reducing crosstalk in multi-channel systems.
• Compact QSOP Package: 4.9mm (L) × 6.02mm (D) × 1.47mm (H) footprint saves PCB space while supporting high-density layouts.
• Automotive-Grade Alternatives: While not automotive-qualified, its 125°C max operating temperature suits industrial and telecom applications.
• Tube Packaging: Ensures safe handling and storage for automated assembly processes.

GUS-QS8A-03-4021-CA Applications

This resistor network excels in:

• Precision Voltage Dividers: Critical in ADC/DAC reference circuits due to its 0.25% tolerance.
• Medical Instrumentation: Stable performance under thermal stress suits patient monitoring devices.
• Industrial Control Systems: Reliable operation in PLCs and sensor interfaces with high-voltage isolation.
• Telecom Infrastructure: Low TCR (±25ppm/°C) ensures signal integrity in base stations and RF modules.
• Test & Measurement Equipment: High accuracy supports calibration and signal conditioning circuits.

Conclusion of GUS-QS8A-03-4021-CA

The GUS-QS8A-03-4021-CA stands out for its precision, power efficiency, and compact design, making it a top choice for engineers prioritizing accuracy and reliability. Its isolated thin film resistors and wide temperature range address challenges in industrial, medical, and telecom systems. While not RoHS-compliant, its performance in harsh environments justifies its use in specialized applications where stability is paramount.