TT Electronics/IRC

GQ8A035490FT

GQ8A035490FT Description

The GQ8A035490FT from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding isolation and signal conditioning applications. Encased in a ceramic QSOP package, this 16-pin surface-mount device (SMD) offers a 549 Ω resistance per resistor with a tight 1% tolerance and a low ±25 ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). With a 0.75W (3/4W) total power rating and 0.1W per resistor, it supports robust operation in compact designs. The gull-wing termination and 0.64 mm terminal pitch facilitate reliable PCB mounting, while its 100V maximum voltage rating makes it suitable for industrial and instrumentation use.

GQ8A035490FT Features

• Precision Thin Film Technology: Delivers superior accuracy (±1%) and low TCR (±25 ppm/°C) for stable performance in thermal variations.
• Ceramic QSOP Package: Enhances thermal management and durability in harsh environments.
• High Power Handling: 0.75W total (0.1W per resistor) enables use in power-sensitive circuits.
• Isolation-Centric Design: Ideal for applications requiring signal isolation or impedance matching.
• Compact & Reliable: 4.9 mm × 6.02 mm × 1.47 mm dimensions with tight tolerances (±0.1 mm length/height, ±0.2 mm depth) ensure consistent PCB integration.
• Non-Automotive (PPAP No): Optimized for industrial, telecom, and test equipment.

GQ8A035490FT Applications

• Signal Isolation Circuits: Used in ADC/DAC interfaces, sensor conditioning, and medical instrumentation.
• Impedance Matching Networks: Critical in RF communication systems and high-speed data lines.
• Voltage Dividers & Pull-Up Arrays: Ensures precision in microcontroller I/O circuits and logic level shifting.
• Test & Measurement Equipment: Reliable performance in oscilloscopes, multimeters, and calibration tools.
• Industrial Control Systems: Withstands high-voltage (100V) environments in PLCs and motor drives.

Conclusion of GQ8A035490FT

The GQ8A035490FT stands out for its precision, compact form factor, and robust ceramic construction, making it a top choice for engineers needing reliable resistor networks in isolated or thermally challenging designs. Its thin film technology, high power rating, and tight tolerances offer a competitive edge over thicker-film or less stable alternatives. While not RoHS-compliant, its performance in industrial, telecom, and test systems justifies its use where reliability outweighs regulatory constraints. A versatile solution for high-accuracy analog and mixed-signal applications.