TT Electronics/IRC

GUS-QS8A-03-54R9-GF

GUS-QS8A-03-54R9-GF Description

The GUS-QS8A-03-54R9-GF from TT Electronics/IRC is a high-performance 8-resistor thin film network designed for precision applications. Encased in a 16-pin QSOP (Quarter Small Outline Package), this surface-mount device (SMD) offers a 54.9Ω resistance per resistor with a tight 2% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of -70°C to +125°C. Its isolated (ISOL) circuit design provides independent resistors, making it ideal for applications requiring signal isolation. With a 0.75W (3/4W) total power rating and 100V maximum voltage rating, it delivers reliable performance in compact designs.

GUS-QS8A-03-54R9-GF Features

• Thin Film Technology: Ensures high precision, low noise, and excellent thermal stability.
• Compact QSOP Package: Measures just 4.9mm (L) × 6.02mm (D) × 1.47mm (H), with gull-wing terminals for easy soldering.
• High Power Handling: 0.1W per resistor (0.75W total) derated up to 125°C, outperforming standard arrays.
• Isolated Resistors: Independent 54.9Ω resistors enable flexible circuit design without crosstalk.
• Robust Construction: ±0.1mm length/height tolerance and ±0.2mm depth tolerance ensure mechanical reliability.
• Non-Automotive, Non-PPAP: Suitable for industrial and commercial applications where PPAP compliance isn’t required.

GUS-QS8A-03-54R9-GF Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor interfaces benefit from its low TCR and tight tolerance.
• Signal Isolation: Ideal for ADC/DAC reference networks or multiplexed systems where signal integrity is critical.
• Portable Electronics: Compact size and surface-mount compatibility suit space-constrained PCBs in medical devices or test equipment.
• Power Management: Used in DC-DC converters or load-sharing circuits due to its high derated power capability.

Conclusion of GUS-QS8A-03-54R9-GF

The GUS-QS8A-03-54R9-GF stands out for its precision, isolation, and power efficiency in a miniaturized footprint. Its thin film construction and robust QSOP package make it a superior choice for engineers designing high-reliability systems. While not RoHS-compliant, it excels in industrial and instrumentation applications where performance outweighs regulatory constraints. For designs demanding stable, isolated resistors with minimal drift, this network delivers unmatched value.