TT Electronics/IRC

GQCA0138R3JFT

GQCA0138R3JFT Description

The GQCA0138R3JFT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values and robust thermal performance. This 24-pin QSOP (Quarter Small Outline Package) device features 12 isolated resistors, each with a 38.3 Ω resistance value and a 5% tolerance, ensuring reliable signal conditioning and voltage division in compact circuits. Encased in a ceramic package, it offers superior thermal conductivity and mechanical durability, making it suitable for harsh environments. With a ±100ppm/°C temperature coefficient and a 1W total power rating (0.1W per resistor), this network maintains consistent performance across a wide temperature range of -70°C to +125°C. Its gull-wing termination and surface-mount design facilitate easy PCB integration in space-constrained layouts.

GQCA0138R3JFT Features

• High-Density Integration: 12 resistors in a compact 8.66mm × 6.02mm × 1.47mm QSOP package, ideal for miniaturized designs.
• Precision Thin-Film Technology: Delivers low noise, excellent stability, and tight tolerance (±5%) for critical analog circuits.
• Robust Thermal Performance: Ceramic case and ±100ppm/°C TCR ensure reliability under thermal stress.
• Isolated Circuit Design (ISOL): Each resistor is electrically independent, reducing crosstalk in multi-channel systems.
• Wide Voltage Rating: Supports up to 100V, suitable for industrial and automotive-grade applications (though not PPAP/automotive certified).
• Surface-Mount Gull Wing Terminals: Enables secure soldering with a 0.64mm pitch, compatible with automated assembly processes.

GQCA0138R3JFT Applications

• Signal Conditioning: Precision voltage dividers and pull-up/down networks in sensor interfaces and ADC/DAC circuits.
• Industrial Control Systems: Isolated resistor networks for PLC modules, motor drivers, and power management ICs.
• Test & Measurement Equipment: Stable reference resistors in oscilloscopes and calibration instruments.
• Medical Electronics: Low-noise, high-reliability components for patient monitoring systems and diagnostic devices.
• Aerospace & Defense: Ruggedized solutions for avionics and communication systems where temperature fluctuations are critical.

Conclusion of GQCA0138R3JFT

The GQCA0138R3JFT stands out for its combination of precision, thermal resilience, and compact integration, making it a versatile choice for engineers tackling high-density PCB designs. While not automotive-qualified, its ceramic construction and isolated thin-film resistors provide a competitive edge in industrial, medical, and aerospace applications where stability and durability are paramount. Its QSOP package balances space efficiency with ease of assembly, offering a reliable solution for demanding analog and mixed-signal circuits.