TT Electronics/IRC

GS4B038660FDT

GS4B038660FDT Description

The GS4B038660FDT from TT Electronics/IRC is a high-precision 7-resistor thin-film network designed for surface-mount applications. Encased in a ceramic SOIC-8 package, it offers a 866Ω resistance per element with a tight 1% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of -70°C to +125°C. Rated for 0.4W total power dissipation (0.05W per resistor) and 100V maximum voltage, this network is ideal for signal conditioning, voltage division, and bus termination in demanding environments. Its gull-wing termination and 1.27mm pitch facilitate reliable PCB assembly, while the ceramic substrate enhances thermal and mechanical durability.

GS4B038660FDT Features

• Precision Thin Film Technology: Delivers low noise and high stability for critical analog/digital circuits.
• Robust Ceramic Package: Superior heat dissipation and mechanical strength compared to polymer-based arrays.
• BUS-Centric Design: Optimized for bus termination with matched resistors, minimizing signal reflections.
• Wide Temperature Range: Operates reliably from -70°C to +125°C (derated power above 70°C).
• Automation-Friendly: Gull-wing leads and standard SOIC footprint streamline pick-and-place assembly.
• Non-Automotive (PPAP No): Suitable for industrial, telecom, and instrumentation applications.

GS4B038660FDT Applications

• High-Speed Digital Systems: PCIe, DDR, or LVDS bus termination to reduce signal integrity issues.
• Precision Analog Circuits: Voltage dividers in sensor interfaces, ADCs, and DACs.
• Power Management: Current sensing or feedback networks in DC-DC converters.
• Industrial Controls: PLC I/O modules requiring stable resistance under thermal stress.
• Test & Measurement Equipment: Calibration circuits demanding low TCR and tight tolerance.

Conclusion of GS4B038660FDT

The GS4B038660FDT stands out for its ceramic-encased reliability, precision thin-film resistors, and bus-optimized design, making it a superior choice over plastic-packaged networks in high-temperature or vibration-prone environments. While not RoHS-compliant, its performance-centric attributes cater to specialized industrial and telecom applications where durability and signal fidelity are paramount. Engineers will value its balance of power handling, precision, and packaging robustness in mission-critical designs.