TT Electronics/IRC

GS4A027322DAT

GS4A027322DAT Description

The GS4A027322DAT from TT Electronics/IRC is a high-precision ceramic resistor network designed for demanding electronic applications. Housed in an 8-pin narrow SOIC package, it features four isolated thin-film resistors, each with a resistance value of 73.2 kΩ and an absolute tolerance of ±0.5%. The device operates over a wide temperature range (70°C to 125°C) with a low temperature coefficient of ±50 ppm/°C, ensuring stable performance in varying environmental conditions. Its SOIC-C series construction offers excellent thermal and mechanical stability, making it suitable for surface-mount applications where precision and reliability are critical.

GS4A027322DAT Features

• High Precision: ±0.5% absolute tolerance and ±0.05% ratio tolerance for accurate signal conditioning.
• Robust Construction: Ceramic case ensures durability and thermal stability.
• Isolated Resistors: Four independent resistors (73.2 kΩ each) with 100V maximum voltage rating.
• Low TCR: ±50 ppm/°C minimizes resistance drift across temperature fluctuations.
• Surface-Mount Design: Gull-wing termination and 1.27mm terminal pitch for easy PCB integration.
• Power Handling: 0.1W per resistor (0.4W total) with derated performance up to 125°C.
• Compact Dimensions: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm height/length, ±0.2mm depth).

GS4A027322DAT Applications

This resistor network is ideal for:

• Precision analog circuits requiring stable resistance ratios (e.g., instrumentation amplifiers, DAC/ADC interfaces).
• Industrial control systems where temperature stability and isolation are critical.
• Medical electronics demanding high reliability and low drift.
• Automotive test/validation systems (though not qualified for full automotive use).
• Telecommunication equipment requiring tight-tolerance voltage dividers or feedback networks.

Conclusion of GS4A027322DAT

The GS4A027322DAT stands out for its ceramic-based isolation, precision tolerances, and thin-film technology, making it superior to polymer-based networks in high-stress environments. While not PPAP or automotive-qualified, its thermal performance and mechanical robustness make it a preferred choice for industrial, medical, and telecom applications where long-term reliability is paramount. Its compact SOIC package ensures compatibility with high-density PCB designs, offering engineers a balance of precision, power handling, and space efficiency.