TT Electronics/IRC

GS4A0249R9GGT

GS4A0249R9GGT Description

The GS4A0249R9GGT from TT Electronics/IRC is a high-performance ceramic resistor network designed for precision applications in demanding environments. This 8-pin narrow SOIC package features four isolated thin-film resistors, each with a 49.9Ω resistance and a tight ±2% absolute tolerance. The device operates over a wide temperature range of -70°C to +125°C, with a ±50ppm/°C temperature coefficient, ensuring stable performance under thermal stress. Its SOIC-C series construction provides excellent durability, with a 0.1W power rating per resistor (0.4W total) and a 100V maximum voltage rating. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case ensures superior thermal and mechanical stability.

GS4A0249R9GGT Features

• Isolated Resistor Network: Four independent resistors in an 8-pin SOIC package, ideal for signal isolation.
• Precision Performance: ±2% tolerance and ±50ppm/°C TCR for high accuracy in critical circuits.
• Robust Construction: Ceramic substrate enhances thermal dissipation and reliability in harsh conditions.
• Compact & Reliable: 4.9mm (L) x 5.99mm (D) x 1.45mm (H) dimensions with tight tolerances (±0.1mm L/H, ±0.2mm D).
• Wide Operating Range: Functions reliably from -70°C to +125°C, suitable for industrial and automotive (non-PPAP) applications.
• Surface-Mount Ready: Gull-wing leads with 1.27mm pitch for seamless PCB assembly.

GS4A0249R9GGT Applications

This resistor network excels in precision analog and digital circuits, including:

• Signal conditioning in sensor interfaces and data acquisition systems.
• Voltage division for ADCs/DACs requiring matched resistances.
• Isolation networks in communication and control systems.
• Industrial electronics where thermal stability and compactness are critical.
• Test & measurement equipment demanding low drift and high accuracy.

Conclusion of GS4A0249R9GGT

The GS4A0249R9GGT stands out for its precision, durability, and compact design, making it a superior choice for engineers needing reliable resistor networks in space-constrained, high-performance applications. Its ceramic construction, isolated elements, and tight tolerances ensure consistent operation in challenging environments, while its surface-mount compatibility simplifies manufacturing. Though not PPAP-certified for automotive use, it remains ideal for industrial, telecom, and instrumentation designs where accuracy and thermal resilience are paramount.