TT Electronics/IRC

GS4A028871GAT

GS4A028871GAT Description

The GS4A028871GAT from TT Electronics/IRC is a high-precision ceramic resistor network designed for demanding applications requiring stable performance under varying thermal conditions. Housed in an 8-pin narrow SOIC package, this 4-resistor isolated network features 8.87KΩ resistance per element with a tight ±2% absolute tolerance and an exceptional ±0.05% ratio tolerance, ensuring minimal deviation in matched circuits. Its thin-film technology and ±50ppm/°C temperature coefficient deliver superior stability across a wide operating range of -70°C to +125°C, making it ideal for precision analog and digital systems.

GS4A028871GAT Features

• Isolated Elements: Independent resistors for flexible circuit design.
• High Power Handling: 0.1W per resistor (0.4W total) with derating up to 125°C.
• Robust Construction: Ceramic substrate ensures durability and thermal performance.
• Precision Specifications: ±50ppm/°C TCR, ±2% tolerance, and 100V max voltage rating.
• Surface-Mount Compatibility: Gull-wing termination and 1.27mm pitch for easy PCB integration.
• Compact Dimensions: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm height/length).

GS4A028871GAT Applications

This resistor network excels in:

• Industrial Control Systems: Precision voltage dividers, feedback networks.
• Medical Electronics: Signal conditioning in diagnostic equipment.
• Automotive Sensors: Stable resistance in harsh environments (though not PPAP/automotive-qualified).
• Test & Measurement: Calibration circuits requiring low drift.
• Telecom Infrastructure: High-reliability analog front-ends.

Conclusion of GS4A028871GAT

The GS4A028871GAT stands out for its combination of precision, thermal stability, and compact form factor, making it a preferred choice for engineers designing critical circuits where resistance matching and long-term reliability are paramount. Its ceramic construction and thin-film technology offer advantages over polymer-based networks, particularly in high-temperature or precision-critical applications. While not RoHS-compliant, its performance metrics justify its use in specialized industrial and medical systems.