TT Electronics/IRC

GQ0A0228R0DDT

GQ0A0228R0DDT Description

The GQ0A0228R0DDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 20-pin QSOP package features 10 isolated resistors, each with a 28 Ohm resistance and a tight 0.5% tolerance, ensuring exceptional accuracy. The device operates over a wide temperature range of -70°C to +125°C, with a ±50ppm/°C temperature coefficient, making it suitable for stable performance in varying environmental conditions. Encased in a ceramic package, it offers superior thermal and mechanical reliability, with a 1W total power rating (0.1W per resistor). Its gull-wing termination and surface-mount design facilitate easy PCB integration.

GQ0A0228R0DDT Features

• Precision Resistance: 28 Ohm ±0.5% tolerance for high-accuracy circuits.
• Robust Construction: Ceramic case ensures durability and thermal stability.
• High Power Handling: 1W total (0.1W per resistor) with derating up to 125°C.
• Low TCR: ±50ppm/°C minimizes resistance drift across temperatures.
• Isolated Design: 10 independent resistors (ISOL circuit) for flexible configurations.
• Compact Footprint: 8.66mm × 6.02mm × 1.47mm (L×D×H) with ±0.1mm dimensional tolerances.
• Surface-Mount Ready: Gull-wing terminals with 0.64mm pitch for automated assembly.

GQ0A0228R0DDT Applications

This resistor network excels in precision analog and digital circuits, including:

• Signal Conditioning: Voltage dividers, feedback networks in op-amp circuits.
• Medical Electronics: High-reliability systems requiring stable resistance values.
• Industrial Controls: PLCs, sensor interfaces, and power management modules.
• Test & Measurement Equipment: Calibration and reference circuits.
• Aerospace & Defense: Ruggedized electronics with stringent performance requirements.

Conclusion of GQ0A0228R0DDT

The GQ0A0228R0DDT stands out for its precision, isolation, and ceramic-enhanced reliability, making it ideal for critical applications where stability and accuracy are paramount. Its thin-film technology and QSOP packaging offer a competitive edge over bulkier or less precise alternatives. While not automotive-grade or RoHS-compliant, its performance in industrial and medical sectors justifies its selection for high-end electronic designs.