TT Electronics/IRC

GUS-QS0B-02-9090-DC

GUS-QS0B-02-9090-DC Description

The GUS-QS0B-02-9090-DC from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 20-pin QSOP package integrates 19 resistors, each with a 909Ω resistance value and an ultra-tight 0.5% tolerance, ensuring exceptional accuracy in signal conditioning, voltage division, and impedance matching circuits. With a ±50ppm/°C temperature coefficient, it delivers stable performance across a wide operating range of -70°C to +125°C, making it suitable for environments with thermal fluctuations. The 1W total power rating (0.05W per resistor) and 100V maximum voltage rating further enhance its reliability in compact, high-density designs.

GUS-QS0B-02-9090-DC Features

• Precision Thin Film Technology: Low noise and high stability for critical analog applications.
• Compact QSOP Package: Measures 8.66mm (L) × 6.02mm (D) × 1.47mm (H), ideal for space-constrained PCBs.
• Gull Wing Termination: Facilitates automated SMD assembly and robust solder joints.
• BUS Circuit Designator: Optimized for bus line termination and pull-up/pull-down networks.
• Derated Power Handling: Maintains performance up to 125°C with derated power.
• Non-Automotive Grade: Suitable for industrial, telecom, and instrumentation use.

GUS-QS0B-02-9090-DC Applications

This resistor network excels in:

• Precision Analog Circuits: DAC/ADC reference networks, sensor signal conditioning.
• Communication Systems: Termination for high-speed data lines (e.g., LVDS, USB).
• Test & Measurement Equipment: Calibration dividers, feedback loops.
• Medical Electronics: Low-drift instrumentation amplifiers.
• Power Management: Voltage scaling and biasing in DC-DC converters.

Conclusion of GUS-QS0B-02-9090-DC

The GUS-QS0B-02-9090-DC stands out for its combination of precision, power efficiency, and compact form factor. Its thin-film construction and tight tolerance make it superior to thick-film alternatives in applications requiring long-term stability. While not PPAP or RoHS compliant, it remains a cost-effective choice for industrial and telecom systems where reliability and accuracy are paramount. Packaged in a protective tube, it ensures safe handling and storage prior to assembly.