TT Electronics/IRC

GS4B034992JT

GS4B034992JT Description

The GS4B034992JT from TT Electronics/IRC is a high-performance 7-resistor bussed network in an 8-pin narrow SOIC package, designed for precision applications requiring stable thin-film resistance. Encased in a ceramic substrate, it offers superior thermal stability with a ±25ppm/°C temperature coefficient and operates across a wide temperature range of 70°C to 125°C. Each resistor features a 49.9KΩ resistance with a ±5% tolerance, ensuring consistent performance in demanding circuits. The SOIC-C series construction provides a compact footprint (4.9mm × 5.99mm × 1.45mm) with gull-wing terminations for reliable surface-mount assembly. Rated for 100V maximum voltage and 0.4W total power dissipation, it combines durability with efficiency.

GS4B034992JT Features

• Bussed Network Design: Simplifies PCB layout by interconnecting resistors (BUS circuit designator).
• Thin-Film Technology: Delivers low noise and high accuracy (±5% tolerance).
• Ceramic Case: Enhances thermal conductivity and mechanical robustness.
• Wide Operating Range: Stable performance from 70°C to 125°C (derated power).
• High Power Density: 0.05W per resistor (1/20W) with 0.4W total rating.
• Precision TCR: ±25ppm/°C ensures minimal resistance drift.
• Surface-Mount Ready: Gull-wing terminals with 1.27mm pitch for automated assembly.

GS4B034992JT Applications

Ideal for analog signal conditioning, voltage division, and bus termination in:

• Industrial Control Systems: Where ceramic durability meets harsh environments.
• Automotive Electronics: Despite non-automotive PPAP status, suits non-safety-critical modules.
• Test & Measurement Equipment: Leverages thin-film stability for precision circuits.
• Power Management: Handles up to 100V in DC/DC converter feedback networks.

Conclusion of GS4B034992JT

The GS4B034992JT excels in space-constrained, high-reliability designs requiring tight tolerance and thermal stability. Its ceramic SOIC package and bussed architecture reduce component count, while thin-film technology ensures long-term accuracy. While not RoHS-compliant, it remains a robust choice for industrial and instrumentation applications demanding repeatable performance under thermal stress.