TT Electronics/IRC

GS4A034991FT

GS4A034991FT Description

The GS4A034991FT from TT Electronics/IRC is a high-performance 4-resistor isolated network in an 8-pin narrow SOIC package, designed for precision applications. Built with ceramic substrate and thin-film technology, it offers excellent stability with a ±25ppm/°C temperature coefficient and ±1% tolerance on its 4.99KΩ resistance value. The device operates within a wide temperature range of 70°C to 125°C (derated) and supports a maximum voltage rating of 100V, making it suitable for demanding environments. Its SOIC package (4.9mm x 5.99mm x 1.45mm) features gull-wing terminations with a 1.27mm pitch, ensuring reliable surface-mount assembly.

GS4A034991FT Features

• Precision Performance: 1% tolerance and ±25ppm/°C TCR ensure stable operation in temperature-sensitive circuits.
• Robust Construction: Ceramic case enhances thermal and mechanical durability.
• High Power Handling: 0.1W per resistor (0.4W total) supports moderate power dissipation.
• Isolated Design: Independent resistors minimize crosstalk, ideal for signal isolation.
• Automation-Friendly: Gull-wing leads and standard SOIC footprint simplify PCB assembly.
• Non-Automotive (PPAP No): Suitable for industrial, telecom, and instrumentation applications.

GS4A034991FT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning.
• Signal Isolation: Buffering and impedance matching in communication systems.
• Test & Measurement Equipment: High-accuracy instrumentation requiring stable resistance.
• Industrial Controls: PLCs, motor drives, and power management modules.
• Medical Electronics: Low-noise, high-reliability signal processing.

Conclusion of GS4A034991FT

The GS4A034991FT stands out for its precision, isolation, and ceramic-based reliability, making it a superior choice for engineers needing stable resistance networks in compact designs. While not RoHS-compliant, its thin-film technology and wide operating range cater to specialized industrial and telecom applications where performance outweighs regulatory constraints. For designs demanding tight tolerances and thermal stability, this model offers a compelling balance of cost and functionality.