TT Electronics/IRC

GQ8A027682CBT

GQ8A027682CBT Description

The GQ8A027682CBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding applications requiring tight tolerance and stability. This 8-resistor isolated network features a 76.8KΩ resistance value with an exceptional ±0.25% tolerance and a low ±50ppm/°C temperature coefficient, ensuring reliable performance across a wide temperature range of 70°C to 125°C. Housed in a 16-pin QSOP ceramic package, it offers superior thermal and mechanical stability, making it ideal for surface-mount applications where space and precision are critical.

GQ8A027682CBT Features

• High Precision: ±0.25% tolerance and ±50ppm/°C TCR for stable performance in precision circuits.
• Robust Construction: Ceramic case and thin-film technology ensure durability and long-term reliability.
• Power Handling: 0.75W (3/4W) total power rating with 0.1W (1/10W) per resistor, suitable for moderate power applications.
• Isolated Design: ISOL circuit configuration provides electrical isolation between resistors, enhancing flexibility in circuit design.
• Compact & Reliable: QSOP gull-wing SMD package (4.9mm × 6.02mm × 1.47mm) with tight dimensional tolerances (±0.1mm height/length, ±0.2mm depth) for consistent PCB assembly.
• Wide Voltage Range: Supports up to 100V maximum voltage, accommodating various signal and power applications.

GQ8A027682CBT Applications

This resistor network excels in applications requiring precision and stability, such as:

• Analog Signal Conditioning: Voltage dividers, feedback networks, and sensor interfaces in industrial and medical equipment.
• Test & Measurement: High-accuracy instrumentation, data acquisition systems, and calibration devices.
• Communication Systems: RF and baseband circuitry where consistent impedance matching is critical.
• Automotive & Aerospace (non-AECQ): Non-automotive-grade but suitable for benign-environment control systems and avionics.
• Power Management: Precision current sensing and voltage reference circuits in power supplies.

Conclusion of GQ8A027682CBT

The GQ8A027682CBT stands out for its combination of precision, power handling, and compact design, making it a superior choice for engineers designing high-reliability electronics. Its ceramic construction, isolated resistors, and tight tolerances provide a competitive edge over standard networks, particularly in signal integrity-critical applications. While not PPAP or automotive-qualified, it remains a robust solution for industrial, medical, and communication systems where accuracy and stability are paramount.