TT Electronics/IRC

GS4A027680BBT

GS4A027680BBT Description

The GS4A027680BBT from TT Electronics/IRC is a high-precision, 4-resistor isolated network designed for demanding applications requiring tight tolerance and stability. Encased in a ceramic SOIC package, it features 8-pin narrow SOIC (SOIC-C Series) construction with gull-wing termination for reliable surface-mount assembly. Each resistor offers a 768Ω resistance with an exceptional ±0.1% absolute tolerance and ±0.1% ratio tolerance, ensuring minimal deviation in matched circuits. The thin-film technology and ±50ppm/°C temperature coefficient guarantee stable performance across a wide operating range of -70°C to +125°C, making it suitable for precision analog and signal conditioning circuits.

GS4A027680BBT Features

• High Precision: ±0.1% tolerance for both absolute and ratio values, critical for differential amplifiers and voltage dividers.
• Robust Construction: Ceramic case enhances thermal stability and durability in harsh environments.
• Low TCR: ±50ppm/°C ensures minimal resistance drift over temperature.
• Isolated Design: Independent resistors (non-bussed) allow flexible circuit configurations.
• Power Handling: 0.1W per resistor (0.4W total) with derating up to 125°C.
• Compact Footprint: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm height/length).
• High Voltage Rating: 100V maximum for industrial and instrumentation use.

GS4A027680BBT Applications

• Precision Analog Circuits: Voltage references, DAC/ADC interfaces, and bridge networks.
• Medical Equipment: Patient monitoring systems requiring stable signal conditioning.
• Industrial Automation: Isolated sensor interfaces and control systems.
• Test & Measurement: Calibration equipment and high-accuracy dividers.
• Aerospace & Defense: Ruggedized electronics where temperature stability is critical.

Conclusion of GS4A027680BBT

The GS4A027680BBT stands out for its combination of precision, isolation, and thermal performance, making it ideal for applications demanding uncompromising accuracy. Its ceramic SOIC package and thin-film resistors provide superior reliability compared to polymer-based networks, while the 0.1% tolerance ensures consistency in matched circuits. Though not RoHS-compliant, its niche performance characteristics justify its use in specialized industrial, medical, and aerospace designs where stability and precision are paramount.