TT Electronics/IRC

GUS-QS8A-02-90R9-FC

GUS-QS8A-02-90R9-FC Description

The GUS-QS8A-02-90R9-FC from TT Electronics/IRC is a high-precision 8-resistor isolated network designed for demanding surface-mount applications. Featuring a 90.9Ω resistance value with a tight 1% tolerance, this thin-film resistor network delivers exceptional stability and accuracy. Encased in a 16-pin QSOP package, it offers a compact footprint (4.9mm × 6.02mm × 1.47mm) with gull-wing terminations for reliable PCB mounting. Rated for 0.75W total power dissipation (0.1W per resistor), it operates across a wide temperature range (-70°C to +125°C) with a low ±50ppm/°C TCR, ensuring minimal drift in harsh environments. Its 100V maximum voltage rating and isolated circuit design make it suitable for precision analog and digital circuits.

GUS-QS8A-02-90R9-FC Features

• Thin-Film Technology: Delivers superior stability, low noise, and high accuracy compared to thick-film alternatives.
• High Power Density: 0.75W total power rating in a compact QSOP package, ideal for space-constrained designs.
• Isolated Resistors: Independent 90.9Ω resistors (8 channels) with 1% tolerance for precise signal conditioning.
• Robust Construction: Withstands temperatures up to 125°C and features a ±50ppm/°C TCR for reliable performance in thermal stress.
• Automated Assembly-Friendly: Gull-wing terminations and 0.64mm pitch enable efficient SMD placement.
• Non-Automotive/Non-PPAP: Suitable for industrial, telecom, and instrumentation applications where PPAP compliance is not required.

GUS-QS8A-02-90R9-FC Applications

• Precision Voltage Dividers: Critical in ADC/DAC reference circuits and sensor interfaces.
• Signal Termination/Impedance Matching: High-frequency PCBs, communication systems, and RF modules.
• Medical/Test Equipment: Isolated networks ensure signal integrity in diagnostic devices.
• Industrial Control Systems: Stable performance in PLCs, motor drives, and power management circuits.
• Aerospace & Defense: Reliable operation in extreme temperatures and vibration-prone environments.

Conclusion of GUS-QS8A-02-90R9-FC

The GUS-QS8A-02-90R9-FC excels in applications demanding high precision, thermal stability, and compactness. Its thin-film isolation, low TCR, and robust QSOP package make it a standout choice for engineers designing critical analog systems. While not automotive-grade, its performance in industrial, medical, and telecom sectors underscores its versatility. For designs requiring repeatable accuracy and space efficiency, this resistor network delivers a compelling balance of technical specifications and reliability.