TT Electronics/IRC

GS4A037872BT

GS4A037872BT Description

The GS4A037872BT from TT Electronics/IRC is a high-precision, 4-resistor isolated network designed for demanding electronic applications. Housed in an 8-pin narrow SOIC ceramic package, it features 78.7KΩ resistance per element with an exceptional ±0.1% absolute tolerance and a low ±25ppm/°C temperature coefficient. The thin-film technology ensures stability and accuracy, while the 100V maximum voltage rating and 0.1W power rating per resistor (0.4W total) make it suitable for precision circuits. With a 125°C maximum operating temperature and 70–125°C derated power range, it performs reliably in varied thermal environments. The gull-wing termination and surface-mount design facilitate easy PCB integration.

GS4A037872BT Features

• High Precision: ±0.1% tolerance and ±25ppm/°C TCR for critical applications.
• Robust Construction: Ceramic SOIC case ensures durability and thermal stability.
• Isolated Design: Four independent resistors (non-bussed) for flexible circuit design.
• Compact Dimensions: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm height/length, ±0.2mm depth).
• Wide Voltage Range: Supports up to 100V, ideal for industrial and instrumentation use.
• Surface-Mount Ready: Gull-wing terminals with 1.27mm pitch for automated assembly.

GS4A037872BT Applications

This resistor network excels in:

• Precision analog circuits (e.g., op-amp feedback networks, voltage dividers).
• Medical and test equipment requiring stable, low-drift resistance.
• Industrial control systems where high voltage and temperature resilience are critical.
• Communication infrastructure (RF modules, signal conditioning).
• Automotive alternatives (though not PPAP/AEC-Q200 qualified, its performance suits prototyping).

Conclusion of GS4A037872BT

The GS4A037872BT combines precision, isolation, and compactness, making it a standout choice for engineers needing reliable thin-film resistor networks. Its ceramic package and tight tolerances outperform plastic-encased alternatives in harsh environments. While not automotive-grade, its low TCR and high accuracy cater to aerospace, medical, and industrial sectors where signal integrity is paramount. For designs demanding repeatable performance under thermal stress, this model delivers exceptional value.