TT Electronics/IRC

GS4B031801GT

GS4B031801GT Description

The GS4B031801GT from TT Electronics/IRC is a high-performance 7-resistor bussed network in an 8-pin narrow SOIC package. Designed for precision applications, it features a 1.8KΩ resistance per element with a tight ±2% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide -70°C to +125°C operating range. The ceramic thin-film construction enhances durability and thermal stability, while the gull-wing termination facilitates reliable surface-mount assembly. With a 0.4W total power rating (0.05W per resistor) and 100V maximum voltage rating, this network is engineered for demanding circuits requiring consistent resistance values and minimal drift.

GS4B031801GT Features

• Bussed Network Design: 7 resistors connected in a common bus configuration, simplifying PCB layout for shared-voltage applications.
• High Precision: ±2% tolerance and ±25ppm/°C TCR ensure accuracy in temperature-variable environments.
• Robust Construction: Ceramic substrate and thin-film technology deliver superior thermal performance and longevity.
• Compact & Reliable: SOIC package (4.9mm × 5.99mm × 1.45mm) with ±0.1mm dimensional tolerances for high-density designs.
• Wide Operating Range: Rated for -70°C to +125°C, suitable for industrial and automotive-grade prototypes (though non-PPAP certified).

GS4B031801GT Applications

• Voltage Division Circuits: Ideal for ADC/DAC reference networks due to low TCR and tight tolerance.
• Bus Termination: Effective in digital systems (e.g., CAN, I2C) requiring stable termination resistance.
• Sensor Signal Conditioning: Precision resistance networks for strain gauges or RTDs in harsh environments.
• Power Management: Used in feedback loops or load-sharing circuits where thermal stability is critical.

Conclusion of GS4B031801GT

The GS4B031801GT excels in applications demanding precision, thermal resilience, and space efficiency. Its ceramic thin-film design and bussed architecture offer distinct advantages over polymer-based networks, particularly in high-temperature or high-reliability scenarios. While not PPAP-certified for automotive use, it remains a robust choice for industrial, telecom, and instrumentation designs. Engineers will appreciate its balance of performance, compactness, and cost-effectiveness in complex circuit layouts.