TT Electronics/IRC

GS4B031211JCT

GS4B031211JCT Description

The GS4B031211JCT from TT Electronics/IRC is a high-performance 7-resistor thin film network designed for precision applications. Encased in a ceramic SOIC-8 package, it offers a 1.21KΩ resistance per resistor with a 5% tolerance and a ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). The 0.4W total power rating (0.05W per resistor) and 100V maximum voltage rating make it suitable for demanding circuits. Its gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case enhances thermal and mechanical durability.

GS4B031211JCT Features

• Precision Thin Film Technology: Delivers low noise and high accuracy (±25ppm/°C).
• Robust Ceramic Package: Ensures reliability in harsh environments.
• Compact SOIC-8 Form Factor: Saves board space (4.9mm × 5.99mm × 1.45mm).
• BUS Circuit Designator: Optimized for bus line termination and pull-up/down applications.
• Wide Operating Range: Derated power up to 125°C, ideal for industrial and automotive-adjacent systems (though not PPAP/automotive-certified).
• Stable Tolerance: Tight 5% resistance tolerance across all resistors.

GS4B031211JCT Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers and feedback networks in analog circuits.
• Bus Line Termination: DDR memory, CAN, or I²C interfaces requiring stable impedance matching.
• Industrial Controls: PLCs, sensor interfaces, and power management systems where temperature stability is critical.
• Test & Measurement Equipment: High-accuracy instrumentation due to low TCR and thin film reliability.

Conclusion of GS4B031211JCT

The GS4B031211JCT stands out for its combination of precision, compactness, and ruggedness, making it a superior choice for engineers designing high-reliability electronics. While not automotive-grade, its ceramic construction and thin film technology offer exceptional performance in industrial, telecom, and embedded systems. Its ease of integration (SOIC-8, SMD) and consistent electrical characteristics ensure repeatability in volume production. For applications demanding stable resistance under thermal stress, this network delivers unmatched value.