TT Electronics/IRC

GUS-QS0B-02-4022-CB

GUS-QS0B-02-4022-CB Description

The GUS-QS0B-02-4022-CB from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 20-pin QSOP device integrates 19 resistors, each with a 40.2KΩ resistance and an ultra-tight ±0.25% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. With a ±50ppm/°C temperature coefficient, it maintains stable performance across a wide operating range of -55°C to +125°C, derated up to 70°C to 125°C. The 1W total power rating (0.05W per resistor) and 100V maximum voltage rating make it suitable for high-reliability systems. Packaged in a gull-wing SMD format, it offers robust mechanical stability and ease of automated assembly.

GUS-QS0B-02-4022-CB Features

• Precision Thin Film Technology: Delivers low noise and high stability for critical analog circuits.
• Compact QSOP Package: 8.66mm × 6.02mm × 1.47mm dimensions with ±0.1mm length/height tolerances optimize PCB space.
• High Power Handling: 1W total dissipation (0.05W per resistor) supports energy-efficient designs.
• Wide Temperature Range: Operates reliably from -55°C to +125°C, with derated performance up to 125°C.
• Automotive-Grade Alternatives: While not PPAP-certified, its 125°C rating and thin-film reliability suit industrial and telecom applications.
• Gull-Wing Termination: Ensures secure soldering and vibration resistance in harsh environments.

GUS-QS0B-02-4022-CB Applications

• Precision Instrumentation: Ideal for DAC/ADC reference networks, medical devices, and test equipment.
• Industrial Control Systems: Used in signal conditioning modules, PLCs, and sensor interfaces.
• Telecommunications: Stable performance in RF matching networks and base station circuitry.
• Power Management: Voltage division in DC-DC converters and feedback loops.
• Aerospace & Defense: Suitable for avionics and ruggedized electronics due to its wide temperature range.

Conclusion of GUS-QS0B-02-4022-CB

The GUS-QS0B-02-4022-CB stands out for its combination of precision, power efficiency, and compactness, making it a superior choice for high-accuracy analog designs. Its thin-film construction and tight tolerances outperform carbon or thick-film alternatives, while the QSOP package ensures compatibility with modern SMD assembly processes. Though not automotive-qualified, its 125°C rating and low TCR make it a versatile solution for industrial, telecom, and aerospace applications requiring long-term reliability.