TT Electronics/IRC

GS4A0284R5FDT

GS4A0284R5FDT Description

The GS4A0284R5FDT from TT Electronics/IRC is a high-precision 4-resistor isolated network in an 8-pin narrow SOIC package, designed for demanding circuit isolation applications. Constructed with ceramic substrate and thin-film technology, it delivers stable performance with a ±50ppm/°C temperature coefficient and ±1% absolute tolerance. Each resistor features an 84.5Ω resistance value and 0.1W (1/10) power rating per element, totaling 0.4W for the network. The SOIC-C series offers superior thermal and mechanical stability, with a 100V maximum voltage rating and 125°C maximum operating temperature, derated from 70°C to 125°C.

GS4A0284R5FDT Features

• Precision Isolation: Four electrically isolated resistors ensure minimal crosstalk, ideal for signal conditioning.
• Stable Thin-Film Construction: Delivers low noise and high accuracy (±1% tolerance, ±0.5% ratio tolerance).
• Robust Packaging: Ceramic SOIC case provides excellent thermal dissipation and mechanical strength.
• Wide Temperature Range: Operates reliably from -55°C to +125°C (derated above 70°C).
• Surface-Mount Gull Wing Terminals: 1.27mm pitch ensures compatibility with automated PCB assembly.
• Non-Automotive, Non-PPAP: Suitable for industrial and commercial applications requiring precision without automotive-grade certification.

GS4A0284R5FDT Applications

• Signal Isolation: Critical in ADC/DAC reference circuits, sensor interfaces, and differential amplifiers.
• Medical Equipment: Used in patient monitoring systems where signal integrity is paramount.
• Test & Measurement: Precision resistor networks for calibration instruments and data acquisition systems.
• Industrial Controls: Isolated feedback networks in power supplies and motor drives.
• Communications: Impedance matching in RF modules and high-speed digital interfaces.

Conclusion of GS4A0284R5FDT

The GS4A0284R5FDT excels in applications demanding high isolation, precision, and thermal stability. Its ceramic SOIC package and thin-film resistors provide superior performance over plastic-encased networks, particularly in harsh environments. While not RoHS-compliant or automotive-rated, it remains a top choice for industrial, medical, and instrumentation designs requiring reliable, low-drift resistance networks. Engineers benefit from its tight tolerances, low TCR, and robust construction, making it a versatile solution for critical analog circuits.