TT Electronics/IRC

GS4B034991FAT

GS4B034991FAT Description

The GS4B034991FAT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding circuit applications. This 7-resistor BUS-configuration array offers a 4.99KΩ 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. Housed in a ceramic SOIC-8 package, it features gull-wing SMD terminals for reliable surface-mount assembly. With a 0.4W total power rating (0.05W per resistor) and 100V maximum voltage rating, this component is engineered for precision analog and digital systems requiring minimal drift and high signal integrity.

GS4B034991FAT Features

• Advanced Thin Film Technology: Delivers superior accuracy and stability compared to thick-film alternatives.
• Robust Ceramic Case: Enhances thermal management and mechanical durability in harsh environments.
• BUS Circuit Design: Simplifies PCB layout for bus termination, voltage division, or pull-up/down networks.
• Low TCR (±25ppm/°C): Minimizes resistance drift under thermal stress, critical for precision instrumentation.
• Compact SOIC-8 Package: Saves board space while supporting automated pick-and-place assembly.
• 1.27mm Terminal Pitch: Ensures compatibility with standard SMD soldering processes.

GS4B034991FAT Applications

Ideal for:

• Industrial Control Systems: Signal conditioning and sensor interfacing where temperature stability is critical.
• Telecommunications Equipment: Impedance matching and termination in high-speed data lines.
• Medical Electronics: Precision voltage dividers in diagnostic devices.
• Automotive Subsystems (non-Automotive qualified): Engine control units (ECUs) requiring drift-resistant components.
• Test & Measurement Tools: Calibration circuits demanding long-term accuracy.

Conclusion of GS4B034991FAT

The GS4B034991FAT combines high-density integration, exceptional thermal performance, and tight electrical tolerances, making it a standout choice for engineers designing reliable, precision circuits. While not PPAP or Automotive-qualified, its ceramic construction and thin-film technology offer advantages over generic arrays in mission-critical applications. Its SOIC-8 footprint and gull-wing termination ensure compatibility with industry-standard assembly workflows, reducing time-to-market for complex electronic systems.