TT Electronics/IRC

GS4A0251R1GCT

GS4A0251R1GCT Description

The GS4A0251R1GCT from TT Electronics/IRC is a high-performance ceramic resistor network designed for precision applications requiring stable resistance values under varying thermal conditions. This 8-pin narrow SOIC package features four isolated thin-film resistors, each with a 51.1Ω resistance and a tight ±2% absolute tolerance. The device operates over a wide temperature range of -55°C to +125°C, with a derated power range of 70°C to 125°C, ensuring reliability in demanding environments. Its ±50ppm/°C temperature coefficient and ±0.25% ratio tolerance make it ideal for applications requiring minimal drift and high accuracy.

GS4A0251R1GCT Features

• Ceramic substrate for enhanced thermal stability and durability.
• Thin-film technology ensures low noise and high precision.
• Isolated resistors (4x) with 0.1W (1/10) power rating per element (0.4W total).
• Gull-wing termination for reliable surface-mount (SMD) assembly.
• 100V maximum voltage rating and 1.27mm terminal pitch for compact PCB designs.
• Non-automotive (PPAP: No) but suitable for industrial and instrumentation use.
• SOIC package (4.9mm x 5.99mm x 1.45mm) with tight tolerances (±0.1mm height/length, ±0.2mm depth).

GS4A0251R1GCT Applications

This resistor network excels in:

• Precision voltage dividers and signal conditioning circuits in test equipment.
• Analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) requiring matched resistances.
• Industrial control systems where thermal stability is critical.
• Medical devices and communication infrastructure due to low drift and high reliability.
• Isolated feedback networks in power supplies and amplifiers.

Conclusion of GS4A0251R1GCT

The GS4A0251R1GCT stands out for its ceramic construction, isolated thin-film resistors, and exceptional thermal performance. While not RoHS-compliant, its precision tolerances (±2%, ±0.25% ratio) and wide operating range make it a robust choice for high-accuracy circuits. Engineers will appreciate its compact SOIC footprint and low TCR (±50ppm/°C), particularly in applications demanding long-term stability under thermal stress. Ideal for industrial, medical, and instrumentation designs, this network balances performance with reliability.