TT Electronics/IRC

GUS-QS0B-03-4320-FD

GUS-QS0B-03-4320-FD Description

The GUS-QS0B-03-4320-FD from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 19-resistor array features a 432Ω resistance value per resistor with a tight 1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of 70°C to 125°C. Housed in a compact 20-pin QSOP package with gull-wing terminations, it offers a 1W total power rating (0.05W per resistor) and a maximum voltage rating of 100V. Its thin-film technology provides superior accuracy and reliability compared to thick-film alternatives, making it ideal for precision circuits.

GUS-QS0B-03-4320-FD Features

• High-Density Integration: 19 resistors in a 6.02mm x 8.66mm QSOP package, saving PCB space.
• Stable Performance: ±25ppm/°C TCR and 1% tolerance ensure minimal drift in harsh environments.
• Robust Construction: Thin-film technology delivers low noise and high linearity.
• Automated Assembly Friendly: Gull-wing SMD terminations with 0.64mm pitch for reliable soldering.
• Wide Temperature Range: Operates from 70°C to 125°C with derated power handling.
• Non-Automotive (PPAP No): Suitable for industrial, telecom, and instrumentation applications.

GUS-QS0B-03-4320-FD Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces.
• Signal Conditioning: DAC/ADC reference networks, gain-setting resistors.
• Medical & Test Equipment: High-accuracy measurement systems.
• Telecom Infrastructure: RF matching networks and filtering circuits.
• Industrial Controls: PLCs and process instrumentation requiring stable resistance.

Conclusion of GUS-QS0B-03-4320-FD

The GUS-QS0B-03-4320-FD excels in applications demanding high precision, compact size, and thermal stability. Its thin-film construction, tight tolerances, and robust QSOP package make it a superior choice over thicker-film networks in critical designs. While not automotive-grade, it is ideal for industrial, medical, and telecom systems where reliability and accuracy are paramount. Packaged in tubes for automated handling, it streamlines high-volume production.