TT Electronics/IRC

GS4A031021GAT

GS4A031021GAT Description

The GS4A031021GAT from TT Electronics/IRC is a high-precision ceramic resistor network designed for demanding electronic applications. This 8-pin narrow SOIC device features four isolated thin-film resistors, each with a resistance value of 1.02KΩ and a tight ±2% absolute tolerance. The network operates over a wide temperature range of 70°C to 125°C with a low temperature coefficient of ±25ppm/°C, ensuring stable performance under thermal stress. Encased in a rectangular ceramic SOIC package, it offers excellent durability and thermal dissipation, making it suitable for high-reliability environments. With a power rating of 0.1W per resistor (0.4W total) and a maximum voltage rating of 100V, this component is engineered for precision signal conditioning and voltage division tasks.

GS4A031021GAT Features

• Isolated Resistors: Four independent resistors with ±0.05% ratio tolerance for precise matching.
• High Stability: Thin-film technology and ceramic case ensure low drift and long-term reliability.
• Robust Construction: SOIC package with gull-wing terminals for secure surface-mount assembly.
• Wide Operating Range: Functions reliably from -55°C to +125°C (derated power up to 125°C).
• Precision Metrics: ±25ppm/°C TCR and ±2% tolerance for critical analog circuits.
• Compact Dimensions: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm height/length).

GS4A031021GAT Applications

• Analog Signal Processing: Ideal for DAC/ADC reference networks and voltage dividers in measurement equipment.
• Industrial Electronics: Suitable for PLC modules, sensor interfaces, and power supply feedback circuits.
• Automotive Systems: Despite not being PPAP/automotive-qualified, its high-temperature resilience suits non-safety-critical automotive subsystems.
• Medical Devices: Precision networks for patient monitoring and diagnostic instrumentation.
• Aerospace & Defense: Reliable performance in avionics and communication systems due to low drift.

Conclusion of GS4A031021GAT

The GS4A031021GAT stands out for its precision, isolation, and thermal stability, making it a superior choice for applications requiring matched resistors with minimal drift. Its ceramic SOIC package and thin-film technology provide durability and accuracy, while the 4-resistor isolated design simplifies circuit board layouts. Though not RoHS-compliant or automotive-grade, it excels in industrial, medical, and aerospace settings where performance outweighs compliance needs. Engineers seeking a cost-effective, high-performance resistor network will find this model optimally balanced for critical analog designs.