TT Electronics/IRC

GQ8A022870FAT

GQ8A022870FAT Description

The GQ8A022870FAT from TT Electronics/IRC is a high-performance 8-resistor thin-film network designed for precision applications. Encased in a ceramic QSOP package, it offers a 287Ω resistance per resistor with a tight 1% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of 70°C to 125°C. The device features 16 gull-wing terminals for reliable surface-mount (SMD) assembly, with a compact footprint of 4.9mm (L) × 6.02mm (D) × 1.47mm (H). Its isolated (ISOL) circuit design allows independent resistor operation, making it ideal for signal conditioning and isolation tasks. Rated for 0.1W per resistor (0.75W total), it supports 100V maximum voltage, suitable for industrial and instrumentation use.

GQ8A022870FAT Features

• Precision Thin Film Technology: Delivers stable performance with ±50ppm/°C TCR and 1% tolerance for critical circuits.
• Robust Ceramic Package: Enhances thermal management and durability in harsh environments.
• Isolated Resistor Network: Each of the 8 resistors operates independently, enabling flexible circuit design.
• High Power Density: 0.75W total power rating in a compact QSOP form factor.
• Gull-Wing SMT Termination: Ensures reliable solder joints for automated PCB assembly.
• Wide Voltage Range: Supports up to 100V, suitable for analog and mixed-signal applications.

GQ8A022870FAT Applications

This resistor network excels in:

• Signal Isolation & Conditioning: Precision dividers, feedback networks in op-amp circuits.
• Industrial Controls: PLCs, sensor interfaces, and power management systems requiring stable resistance.
• Test & Measurement Equipment: Calibration circuits, reference voltage networks.
• Automotive Electronics: Non-automotive grade but suitable for benign-environment prototypes.
• Medical Devices: Low-noise analog front ends where tolerance and TCR are critical.

Conclusion of GQ8A022870FAT

The GQ8A022870FAT combines precision, isolation, and compactness, making it a standout choice for engineers needing reliable thin-film resistor networks. Its ceramic construction, high power rating, and tight tolerances address challenges in industrial, medical, and instrumentation designs. While not PPAP or automotive-qualified, its performance metrics justify use in demanding professional and prototyping applications.