TT Electronics/IRC

GUS-QS8A-03-3651-FB

GUS-QS8A-03-3651-FB Description

The GUS-QS8A-03-3651-FB from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 8-resistor isolated network features a 3.65KΩ resistance value with a tight 1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of -55°C to +125°C. Packaged in a 16-pin QSOP 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 derated power range of 70°C to 125°C, it delivers 0.1W per resistor and a total power rating of 0.75W, supported by a maximum voltage rating of 100V.

GUS-QS8A-03-3651-FB Features

• Precision Thin Film Technology: Ensures low noise, high stability, and excellent TCR performance.
• Isolated Circuit Design (ISOL): Each resistor operates independently, reducing crosstalk in sensitive circuits.
• High Power Density: 0.75W total power in a compact QSOP package, outperforming similar networks in thermal management.
• Wide Temperature Range: Reliable operation from -55°C to +125°C, suitable for industrial and automotive environments (though not PPAP/AEC-Q200 qualified).
• Robust Construction: Gull-wing termination enhances solder joint reliability under mechanical stress.
• Non-RoHS Compliant: Suitable for legacy or niche applications requiring leaded components.

GUS-QS8A-03-3651-FB Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning in test/measurement equipment.
• Signal Isolation: Buffering and impedance matching in communication interfaces (e.g., RS-485, CAN bus).
• Power Management: Load balancing in DC-DC converters or LED drivers.
• Industrial Controls: PLCs, motor drives, and instrumentation where temperature stability is critical.
• Legacy Systems: Maintenance or upgrades for non-RoHS-compliant designs.

Conclusion of GUS-QS8A-03-3651-FB

The GUS-QS8A-03-3651-FB combines precision, compactness, and reliability, making it a standout choice for engineers requiring high-density resistor networks with isolated functionality. Its thin-film technology and wide operating range cater to demanding applications, while the QSOP package ensures compatibility with automated assembly processes. Though not automotive-grade, its performance suits industrial, telecom, and legacy systems where accuracy and thermal resilience are paramount. For designs prioritizing stability in constrained spaces, this network delivers exceptional value.