TT Electronics/IRC

GQCB018450FCT

GQCB018450FCT Description

The GQCB018450FCT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 24-pin QSOP package features 23 resistors with a 845Ω resistance value, 1% tolerance, and a ±100ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). The ceramic case style and gull-wing termination make it ideal for surface-mount (SMD) applications requiring reliable connectivity and thermal management. With a 1W total power rating (0.05W per resistor) and a 100V maximum voltage rating, this network is engineered for demanding circuits, particularly in bus (BUS) designator configurations. The QSOP package (8.66mm x 6.02mm x 1.47mm) offers compact dimensions with tight tolerances (±0.1mm length/height, ±0.2mm depth), suitable for high-density PCB layouts.

GQCB018450FCT Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• High Power Handling: 1W total dissipation (1/20W per resistor) with derating up to 125°C.
• Robust Construction: Ceramic substrate enhances thermal performance and mechanical durability.
• Space-Efficient QSOP Package: Ideal for miniaturized designs with a 0.64mm terminal pitch.
• Wide Operating Range: Supports -55°C to +125°C (derated above 70°C) for harsh environments.
• Non-Automotive (PPAP No): Optimized for industrial, telecom, and instrumentation use.

GQCB018450FCT Applications

• Voltage Division/Current Sensing: Precision networks in ADC/DAC circuits.
• Bus Termination/Line Matching: Critical for high-speed data buses (e.g., DDR, PCIe).
• Industrial Control Systems: PLCs, motor drives, and power supplies requiring stable resistance.
• Medical Equipment: Low-drift performance for diagnostic devices.
• Telecom Infrastructure: Base stations and network switches benefiting from compact, high-reliability arrays.

Conclusion of GQCB018450FCT

The GQCB018450FCT excels in precision, power efficiency, and space-saving design, making it a superior choice for high-density, high-reliability applications. Its thin-film technology, ceramic construction, and gull-wing termination provide advantages over thicker-film or less stable alternatives. While not RoHS-compliant, it remains a robust solution for non-consumer markets. Engineers should consider this model for critical signal conditioning, termination, or divider networks where performance and durability are paramount.