TT Electronics/IRC

GS4A031821JFT

GS4A031821JFT Description

The GS4A031821JFT from TT Electronics/IRC is a high-performance ceramic resistor network designed for precision applications requiring stable resistance values and reliable isolation. This 8-pin narrow SOIC device features four isolated thin-film resistors, each with a 1.82 kΩ resistance and a ±5% absolute tolerance, ensuring consistent performance in demanding environments. With a ±25 ppm/°C temperature coefficient, it delivers exceptional thermal stability across an operating range of 70°C to 125°C. The SOIC package (4.9 mm × 5.99 mm × 1.45 mm) offers a compact footprint, making it ideal for space-constrained PCB designs. Rated for 0.1 W per resistor (0.4 W total) and 100 V maximum voltage, it combines durability with high power efficiency.

GS4A031821JFT Features

• Isolated Circuit Design: Four independent resistors prevent crosstalk, enhancing signal integrity.
• Precision Thin-Film Technology: Delivers ±1% ratio tolerance for matched resistance pairs.
• Wide Temperature Range: Operates reliably from 70°C to 125°C with derated power.
• Robust Construction: Ceramic substrate and gull-wing termination ensure mechanical and thermal resilience.
• Surface-Mount Compatibility: 1.27 mm terminal pitch simplifies automated assembly.
• Low TCR: ±25 ppm/°C minimizes resistance drift under thermal stress.

GS4A031821JFT Applications

This resistor network excels in:

• Analog Signal Conditioning: Precision voltage dividers in sensor interfaces.
• Industrial Controls: Isolated feedback networks for motor drives and power supplies.
• Medical Electronics: Stable biasing circuits in diagnostic equipment.
• Automotive Systems (non-AECQ): Non-safety-critical modules like infotainment.
• Test & Measurement: Calibration circuits requiring tight tolerance matching.

Conclusion of GS4A031821JFT

The GS4A031821JFT stands out for its isolated design, ceramic durability, and thin-film precision, making it a superior choice for applications demanding thermal stability and minimal tolerance drift. While not PPAP or automotive-qualified, its SOIC package and 8-pin configuration offer versatility for industrial and instrumentation designs. Engineers will appreciate its balance of performance, size, and cost in high-reliability systems.