TT Electronics/IRC

GS4B012490DCT

GS4B012490DCT Description

The GS4B012490DCT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding circuit applications. This 7-resistor array features a 249 Ohm resistance value per element with a tight 0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a 70°C to 125°C operating range. Housed in an 8-pin SOIC ceramic package, it offers a 0.4W total power rating (0.05W per resistor) and supports 100V maximum voltage. Its gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case enhances thermal and mechanical reliability.

GS4B012490DCT Features

• Precision Thin Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• Robust Ceramic Package: Superior heat dissipation and durability compared to plastic alternatives.
• BUS Circuit Designator: Optimized for bus line termination, voltage division, and pull-up/down applications.
• Tight Tolerance & Low TCR: ±0.5% resistance accuracy and ±100ppm/°C ensure minimal drift under thermal stress.
• Compact SOIC-8 Footprint: Space-saving 4.9mm × 5.99mm × 1.45mm dimensions with ±0.1mm length/height tolerances.
• Automotive-Grade Alternatives: While not PPAP/automotive-certified, its performance suits industrial and telecom uses.

GS4B012490DCT Applications

Ideal for:

• Signal Conditioning: Precision voltage dividers in data acquisition systems.
• Bus Termination Networks: DDR memory lines, CAN bus, and other high-speed digital interfaces.
• Industrial Controls: PLCs, sensor interfaces, and instrumentation requiring stable resistance values.
• Telecom Infrastructure: RF modules and baseband processing where low TCR is critical.
• Medical Devices: Patient monitoring equipment demanding high reliability.

Conclusion of GS4B012490DCT

The GS4B012490DCT excels in applications requiring precision, thermal stability, and compactness. Its ceramic SOIC package and thin-film technology provide a competitive edge over polymer-based networks, particularly in high-temperature or vibration-prone environments. While not RoHS-compliant, it remains a robust choice for industrial and telecom designs where performance outweighs regulatory constraints. Engineers will appreciate its balance of accuracy, power handling, and integration ease in space-constrained layouts.