TT Electronics/IRC

GS4A024121JAT

GS4A024121JAT Description

The GS4A024121JAT 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 delivers stable 4.12KΩ resistance per element with a tight ±5% absolute tolerance and exceptional ±0.05% ratio tolerance. Rated for 0.1W power dissipation per resistor (0.4W total), it operates across a wide temperature range of -70°C to +125°C, supported by a low ±50ppm/°C temperature coefficient. The 100V maximum voltage rating and gull-wing termination ensure reliability in surface-mount designs.

GS4A024121JAT Features

• Robust Construction: Ceramic case and thin-film technology ensure durability and long-term stability.
• Precision Performance: ±50ppm/°C TCR and ±0.05% ratio tolerance for critical analog/digital circuits.
• High Power Handling: 0.4W total dissipation in a compact 4.9mm × 5.99mm × 1.45mm footprint.
• Isolated Design: Independent resistors (non-bussed) for flexible circuit integration.
• Automotive-Grade Alternatives: While this model is not PPAP/automotive certified, its performance aligns with industrial demands.

GS4A024121JAT Applications

Ideal for:

• Precision voltage dividers in test/measurement equipment.
• Signal conditioning for sensors and ADCs in industrial controls.
• Impedance matching in RF/communication modules.
• Medical devices requiring stable, low-drift resistance networks.
• Power supply feedback circuits where tight tolerance and thermal stability are critical.

Conclusion of GS4A024121JAT

The GS4A024121JAT excels in applications demanding high precision, thermal resilience, and compact packaging. Its isolated thin-film resistors, low TCR, and robust ceramic construction make it a superior choice over generic arrays in harsh environments. While not RoHS-compliant, it remains a go-to for legacy or specialized designs where performance outweighs regulatory constraints. Engineers will value its repeatable accuracy and ease of integration in space-constrained PCBs.