TT Electronics/IRC

GUS-QS0B-03-1802-J

GUS-QS0B-03-1802-J Description

The GUS-QS0B-03-1802-J from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in surface-mount PCB assemblies. This 19-resistor network features a compact QSOP package (8.66mm × 6.02mm × 1.47mm) with 20 gull-wing terminals, offering a total power rating of 1W (0.05W per resistor). With a resistance value of 18K Ohm (±5% tolerance) and a low temperature coefficient of ±25ppm/°C, it ensures stable performance across a wide operating temperature range of 70°C to 125°C. The 100V maximum voltage rating and thin-film technology provide excellent reliability for demanding circuits, particularly in BUS signal conditioning and analog/digital interfacing.

GUS-QS0B-03-1802-J Features

• Precision Thin Film Technology: Delivers superior accuracy (±5%) and low TCR (±25ppm/°C) for stable operation.
• High-Density QSOP Package: Space-saving 20-pin design (0.64mm pitch) ideal for miniaturized PCBs.
• Robust Power Handling: 1W total dissipation (0.05W per resistor) with derating up to 125°C.
• Gull Wing Termination: Ensures reliable surface-mount soldering for automated assembly.
• Non-Automotive Grade: Suitable for industrial, telecom, and instrumentation applications.
• Tube Packaging: Protects components during handling and storage.

GUS-QS0B-03-1802-J Applications

This resistor network excels in:

• Voltage Division & Pull-Up/Down Circuits: Precision resistance matching for BUS lines (e.g., I²C, SPI).
• Signal Conditioning: Analog filtering and impedance matching in sensor interfaces.
• Industrial Control Systems: High-reliability networks for PLCs and motor drivers.
• Test & Measurement Equipment: Stable performance in calibration and reference circuits.
• Telecom Infrastructure: Dense PCBs requiring compact, high-power resistor arrays.

Conclusion of GUS-QS0B-03-1802-J

The GUS-QS0B-03-1802-J combines thin-film precision, compact packaging, and high power density, making it a standout choice for engineers designing high-reliability electronics. Its 18K Ohm network with 5% tolerance and low TCR ensures consistent performance in industrial, telecom, and instrumentation systems. While not PPAP or RoHS compliant, its rugged QSOP form factor and 1W power rating offer a competitive edge for applications demanding miniaturization without sacrificing durability. Ideal for signal integrity-critical designs, this resistor network delivers repeatable accuracy in harsh operating environments.