TT Electronics/IRC

GQ8A011740DDT

GQ8A011740DDT Description

The GQ8A011740DDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 8-resistor ISOL (isolated) configuration device offers a 174 Ω resistance value with an ultra-tight 0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of 70°C to 125°C. Housed in a 16-pin QSOP (Ceramic) package, it features gull-wing SMD termination for reliable surface-mount assembly. With a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, this network is engineered for precision signal conditioning, isolation, and voltage division in compact designs.

GQ8A011740DDT Features

• High Precision: 0.5% tolerance and ±100ppm/°C TCR for stable performance in temperature-varying environments.
• Robust Construction: Ceramic QSOP case ensures durability and excellent thermal dissipation.
• Isolated Resistors: 8 independent resistors (ISOL design) prevent crosstalk, ideal for multi-channel circuits.
• Space-Efficient: Compact 4.9mm (L) × 6.02mm (D) × 1.47mm (H) dimensions with 0.64mm pitch for high-density PCB layouts.
• Reliable Termination: Gull-wing leads provide strong solder joints and mechanical stability.
• Wide Voltage Range: Supports up to 100V, suitable for industrial and instrumentation applications.

GQ8A011740DDT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and DAC/ADC interfaces.
• Isolation Circuits: Signal isolation in medical devices, test equipment, and communication systems.
• Industrial Electronics: PLCs, motor controls, and power management modules requiring stable resistance under thermal stress.
• Automotive & Aerospace (non-AECQ): Sensor conditioning, avionics (where RoHS non-compliance is permissible).

Conclusion of GQ8A011740DDT

The GQ8A011740DDT stands out for its combination of precision, isolation, and power handling in a compact ceramic package. Its thin-film technology ensures low noise and long-term reliability, while the QSOP gull-wing design simplifies assembly. Though not RoHS-compliant or automotive-grade, it is a cost-effective solution for high-performance industrial, medical, and instrumentation systems where accuracy and thermal stability are critical. For engineers seeking a robust, space-saving resistor network with isolated channels, this model delivers exceptional value.