TT Electronics/IRC

GS4B027321GT

GS4B027321GT Description

The GS4B027321GT from TT Electronics/IRC is a high-performance 7-resistor bussed network in an 8-pin narrow SOIC package, designed for precision applications requiring stable thin-film resistance. With a 7.32KΩ resistance per element and a tight ±2% tolerance, this ceramic-based network ensures reliable signal conditioning and voltage division in compact circuits. Its ±50ppm/°C temperature coefficient and 125°C maximum operating temperature make it suitable for environments with moderate thermal stress. The SOIC-C series construction offers robust mechanical stability, while the gull-wing termination enables secure surface mounting.

GS4B027321GT Features

• Circuit Design: Bussed (BUS) configuration simplifies PCB layout for common-node applications.
• Thin-Film Technology: Delivers low noise and high stability compared to thick-film alternatives.
• Power Handling: 0.4W total (0.05W per resistor) with derating up to 125°C.
• Mechanical Precision: Ceramic case with tight tolerances (±0.1mm height, ±0.2mm depth).
• Voltage Rating: Supports up to 100V, ideal for industrial and instrumentation circuits.
• Non-Automotive: Compliant with general-purpose standards (EAR99 ECCN, non-PPAP).

GS4B027321GT Applications

• Signal Conditioning: Voltage dividers in sensor interfaces or ADC front-ends.
• Power Management: Current-limiting networks in low-power DC/DC converters.
• Industrial Controls: PLCs and automation systems requiring stable resistive loads.
• Test Equipment: Precision calibration circuits due to low TCR and tight tolerance.
• Consumer Electronics: Space-constrained designs (e.g., wearables) leveraging its 4.9mm compact length.

Conclusion of GS4B027321GT

The GS4B027321GT excels in precision analog circuits where thermal stability, miniaturization, and simplified routing are critical. Its ceramic substrate and thin-film construction outperform standard networks in longevity and drift resistance. While not RoHS-compliant, it remains a cost-effective choice for non-automotive industrial and consumer applications. Engineers should evaluate this model for bussed-network designs demanding repeatable performance under moderate thermal loads.