TT Electronics/IRC

GS4A0127R4GT

GS4A0127R4GT Description

The GS4A0127R4GT from TT Electronics/IRC is a high-performance 4-resistor isolated network in an 8-pin narrow SOIC (SOIC-C) ceramic package. Designed for precision applications, it features a 27.4Ω resistance per element with a tight ±2% absolute tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a wide operating range of -70°C to +125°C. The thin-film technology delivers superior accuracy and reliability, while the 100V maximum voltage rating and 0.1W power rating per resistor (0.4W total) make it suitable for demanding circuits. Its gull-wing termination and surface-mount design facilitate easy PCB integration.

GS4A0127R4GT Features

• Isolated Resistor Network: Four independent resistors in a single SOIC-8 ceramic package, ideal for isolation-critical designs.
• High Precision: ±2% tolerance and ±100ppm/°C TCR ensure minimal drift under thermal stress.
• Robust Construction: Ceramic case enhances thermal stability and durability in harsh environments.
• Compact & Reliable: 4.9mm x 5.99mm footprint with a low 1.45mm profile, optimized for space-constrained PCBs.
• Wide Voltage Range: Supports up to 100V, suitable for industrial and automotive-grade applications (though not PPAP/automotive-certified).

GS4A0127R4GT Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers or current sensing in instrumentation.
• Isolation Circuits: Used in op-amp feedback networks or ADC/DAC interfaces where signal integrity is critical.
• Power Management: Load balancing in DC-DC converters or power supply feedback loops.
• Industrial Electronics: Suitable for PLC modules, sensor interfaces, and test equipment due to its wide temperature range.

Conclusion of GS4A0127R4GT

The GS4A0127R4GT stands out for its precision, isolation capability, and robust ceramic packaging, making it a preferred choice for engineers requiring stable, high-accuracy resistor networks. While not automotive-grade, its thin-film technology and wide operational range ensure reliability in industrial, telecom, and consumer electronics. Its compact SOIC-8 form factor further enhances its versatility in modern PCB designs.