TT Electronics/IRC

GS4A031741JGT

GS4A031741JGT Description

The GS4A031741JGT from TT Electronics/IRC is a high-precision 4-resistor network in an 8-pin narrow SOIC package, designed for isolation (ISOL) circuit applications. Built with thin-film technology on a ceramic substrate, it delivers stable performance with a ±25ppm/°C temperature coefficient and ±5% absolute tolerance (with ±2% ratio tolerance). The network features isolated elements, each rated at 1.74KΩ, ensuring minimal crosstalk in signal conditioning or voltage division circuits. With a 0.1W power rating per resistor (0.4W total) and 100V maximum voltage rating, it operates reliably across a 70°C to 125°C derated power range, peaking at 125°C. The gull-wing termination and surface-mount design (SOIC package) facilitate automated assembly, while its compact dimensions (4.9mm × 5.99mm × 1.45mm) suit space-constrained PCBs.

GS4A031741JGT Features

• High Stability: Thin-film ceramic construction ensures low drift (±25ppm/°C) and long-term reliability.
• Precision Matching: ±2% ratio tolerance ideal for differential amplifiers or bridge circuits.
• Robust Packaging: Hermetic SOIC-C series case with rectangular ceramic body resists thermal stress.
• Wide Operating Range: Supports -55°C to +125°C (full power up to 70°C, derated beyond).
• Isolated Design: Independent resistors minimize interference in sensitive analog/digital interfaces.
• Automation-Friendly: 1.27mm terminal pitch and gull-wing leads compatible with pick-and-place systems.

GS4A031741JGT Applications

• Industrial Sensors: Precision voltage dividers in RTD or strain gauge signal conditioning.
• Medical Devices: Isolation networks for patient-monitoring equipment requiring low noise.
• Automotive ECUs: Despite non-automotive PPAP status, suitable for benign-environment control modules.
• Test & Measurement: Calibration circuits demanding tight tolerance (±2% ratio) and thermal stability.
• Power Management: Feedback networks in DC-DC converters where voltage accuracy is critical.

Conclusion of GS4A031741JGT

The GS4A031741JGT excels in applications requiring high-precision, isolated resistor networks with superior thermal performance. Its ceramic SOIC package and thin-film technology offer advantages over epoxy-based arrays in harsh environments, while the 5% tolerance/±2% ratio balance cost and precision. Though non-RoHS and unconfirmed status may limit regulated markets, it remains a robust choice for prototyping and industrial designs where reliability and space efficiency are paramount.