TT Electronics/IRC

GS4B014121GFT

GS4B014121GFT Description

The GS4B014121GFT from TT Electronics/IRC is a high-performance 7-resistor bussed network in an 8-pin narrow SOIC package. Designed with thin-film technology on a ceramic substrate, it delivers precision resistance values of 4.12KΩ with a tight ±2% absolute tolerance and ±1% ratio tolerance. The device operates over a wide temperature range of 70°C to 125°C (derated) and features a ±100ppm/°C temperature coefficient, ensuring stability in demanding environments. With a 0.4W total power rating (0.05W per resistor) and 100V maximum voltage rating, it is suited for compact, high-density PCB designs. The gull-wing termination and 1.27mm terminal pitch facilitate reliable surface-mount assembly.

GS4B014121GFT Features

• Ceramic Case & Thin Film Technology: Enhances thermal performance and long-term reliability.
• Bussed Network (BUS): Simplifies circuit design by interconnecting resistors, reducing component count.
• Precision Tolerance: ±2% absolute and ±1% ratio tolerance for consistent performance.
• High-Temperature Operation: Rated up to 125°C, ideal for industrial and automotive-adjacent applications.
• Compact SOIC Package: 4.9mm × 5.99mm × 1.45mm dimensions with ±0.1mm length/height tolerances for space-constrained layouts.
• Low TCR (±100ppm/°C): Minimizes resistance drift under thermal stress.
• RoHS Non-Compliant: Suitable for legacy or specialized applications exempt from RoHS restrictions.

GS4B014121GFT Applications

This resistor network excels in:

• Voltage Division & Pull-Up/Down Circuits: Precision bussing ensures uniform signal conditioning.
• Industrial Control Systems: Stable performance in high-temperature environments (e.g., motor drives, power supplies).
• Test & Measurement Equipment: Low TCR and tight tolerances critical for calibration circuits.
• Legacy Electronics: Non-RoHS compliance makes it viable for repairs or niche industrial systems.
• Aerospace & Defense: Ceramic construction withstands mechanical stress and thermal cycling.

Conclusion of GS4B014121GFT

The GS4B014121GFT combines precision, durability, and compactness, making it a robust choice for engineers prioritizing thermal stability and space efficiency. Its bussed design reduces PCB complexity, while thin-film ceramic technology ensures reliability in harsh conditions. Though not PPAP or automotive-qualified, it is ideal for industrial, instrumentation, and high-reliability applications where consistent performance is paramount. For designs requiring tight-tolerance, high-temperature resistor networks, this model delivers exceptional value.