TT Electronics/IRC

GUS-QS8A-02-4302-FB

GUS-QS8A-02-4302-FB Description

The GUS-QS8A-02-4302-FB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 8-resistor isolated network features a 43K Ohm resistance per element with a tight 1% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a 16-pin QSOP package with gull-wing SMD termination, it offers a compact footprint (4.9mm × 6.02mm × 1.47mm) and a 0.64mm terminal pitch, making it ideal for space-constrained PCB designs. With a 0.75W (3/4W) total power rating and 100V maximum voltage rating, it balances power handling with precision.

GUS-QS8A-02-4302-FB Features

• Thin-film technology: Delivers superior accuracy and stability compared to thick-film alternatives.
• Isolated circuit design (ISOL): Each resistor operates independently, reducing crosstalk in sensitive circuits.
• High power density: 0.1W per resistor (0.75W total) in a miniature QSOP package.
• Wide operating range: Reliable performance from -55°C to +125°C (derated power up to 125°C).
• Robust construction: Gull-wing leads ensure secure surface mounting, while the tube packaging protects during handling.
• Non-automotive/Non-PPAP: Suitable for industrial and commercial applications where PPAP compliance is not required.

GUS-QS8A-02-4302-FB Applications

This resistor network excels in:

• Precision analog circuits: Voltage dividers, feedback networks, and sensor interfaces in test/measurement equipment.
• Signal conditioning: Isolation and impedance matching in data acquisition systems.
• Medical electronics: Low-noise, high-stability requirements in diagnostic devices.
• Telecom infrastructure: RF and baseband signal processing where temperature stability is critical.
• Industrial controls: PLCs and motor drives demanding tight tolerance and derated power handling.

Conclusion of GUS-QS8A-02-4302-FB

The GUS-QS8A-02-4302-FB stands out for its thin-film precision, isolated design, and compact power-efficient form factor. While not RoHS-compliant, it is a robust choice for applications prioritizing accuracy, thermal stability, and space savings. Its 1% tolerance and ±50ppm/°C TCR make it superior to standard thick-film networks in critical environments. Engineers will value its reliability in high-performance analog and mixed-signal systems, particularly where board real estate and thermal management are constraints.