TT Electronics/IRC

GS4B019090CAT

GS4B019090CAT Description

The GS4B019090CAT from TT Electronics/IRC is a high-precision 7-resistor bussed network in an 8-pin narrow SOIC package, designed for demanding surface-mount applications. Featuring a 909Ω resistance value with an ultra-tight ±0.25% absolute tolerance and ±0.05% ratio tolerance, this ceramic-based thin-film resistor network ensures exceptional accuracy and stability. Its SOIC-C series construction offers robust performance with a 0.4W total power rating (0.05W per resistor) and operates across a wide temperature range of -70°C to +125°C, making it suitable for harsh environments. The 100V maximum voltage rating and ±100ppm/°C temperature coefficient further enhance reliability in precision circuits.

GS4B019090CAT Features

• Ceramic Thin Film Technology: Delivers superior thermal stability and low noise.
• Bussed Network (BUS): Simplifies circuit design with shared connections.
• High Precision: ±0.25% absolute tolerance and ±0.05% ratio tolerance for critical applications.
• Robust Packaging: 8-pin narrow SOIC with gull-wing termination for secure surface mounting.
• Wide Operating Range: Rated for -70°C to +125°C, derated up to 125°C.
• Low TCR: ±100ppm/°C ensures minimal resistance drift.
• Compact Dimensions: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) with tight tolerances (±0.1mm L/H, ±0.2mm D).

GS4B019090CAT Applications

Ideal for precision analog and digital circuits requiring stable, matched resistances, including:

• Voltage dividers and sensor signal conditioning in industrial controls.
• ADC/DAC reference networks in test/measurement equipment.
• Impedance matching in communication systems.
• Medical devices where high accuracy and reliability are critical.
• Automotive-grade alternatives (though not PPAP/AEC-Q qualified, its performance suits prototyping).

Conclusion of GS4B019090CAT

The GS4B019090CAT stands out for its ceramic thin-film construction, exceptional tolerance, and thermal resilience, making it a top choice for precision electronics. While not automotive-qualified, its SOIC package and bussed design streamline integration in space-constrained, high-reliability systems. Engineers will value its low TCR, tight ratio matching, and derated power handling for mission-critical analog designs.