TT Electronics/IRC

GS4A032740CT

GS4A032740CT Description

The GS4A032740CT from TT Electronics/IRC is a high-precision ceramic resistor network designed for demanding applications requiring stable performance under varying thermal conditions. This 8-pin narrow SOIC package features four isolated thin-film resistors, each with a 274Ω resistance and an ultra-tight ±0.25% tolerance. The device operates across a wide temperature range of 70°C to 125°C with a low temperature coefficient of ±25ppm/°C, ensuring minimal resistance drift. Its 100V maximum voltage rating and 0.1W power rating per resistor (0.4W total) make it suitable for precision analog and digital circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case enhances thermal and mechanical durability.

GS4A032740CT Features

• High Precision: ±0.25% absolute tolerance for critical circuit accuracy.
• Stable Performance: ±25ppm/°C TCR ensures reliability across temperature fluctuations.
• Robust Construction: Ceramic SOIC package with 1.45mm height and 4.9mm length, offering compactness and durability.
• Isolated Resistors: Four independent 274Ω resistors in an 8-pin configuration, ideal for isolation-sensitive designs.
• Wide Operating Range: Rated for 125°C maximum temperature and derated up to 70°C.
• Surface-Mount Ready: 1.27mm terminal pitch and gull-wing leads for automated assembly compatibility.

GS4A032740CT Applications

This resistor network excels in:

• Precision voltage dividers and signal conditioning circuits in test/measurement equipment.
• Isolated feedback networks for op-amps and ADCs in industrial control systems.
• High-reliability automotive subsystems (though not PPAP-certified, its performance suits harsh environments).
• Medical electronics, where stable resistance values are critical for sensor interfaces.
• Aerospace and defense applications requiring low-drift components in compact form factors.

Conclusion of GS4A032740CT

The GS4A032740CT stands out for its combination of precision, thermal stability, and rugged ceramic packaging. Its isolated thin-film resistors and tight tolerances make it a superior choice over generic arrays in applications demanding long-term accuracy. While not automotive- or RoHS-compliant, its performance metrics justify its use in professional-grade electronics where reliability outweighs regulatory constraints. Engineers seeking a low-drift, high-voltage-resistant network will find this model optimally balanced for cost and functionality.