TT Electronics/IRC

GS4B012872DDT

GS4B012872DDT Description

The GS4B012872DDT from TT Electronics/IRC is a high-precision 7-resistor thin-film network designed for demanding circuit applications. Encased in a ceramic SOIC-8 package, it offers a 28.7KΩ resistance per resistor with an ultra-tight ±0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stability across a wide operating range of -70°C to +125°C. The 0.4W total power rating (0.05W per resistor) and 100V maximum voltage rating make it suitable for precision analog and digital circuits. Its gull-wing termination and surface-mount design facilitate automated assembly, while the ceramic substrate enhances thermal performance and reliability.

GS4B012872DDT Features

• High Precision: ±0.5% tolerance and ±100ppm/°C TCR for stable performance.
• Robust Construction: Ceramic case with thin-film technology ensures durability and low noise.
• Compact Design: 4.9mm × 5.99mm × 1.45mm dimensions with tight tolerances (±0.1mm height/length).
• Wide Temperature Range: Operates from -70°C to +125°C with derated power up to 125°C.
• Automation-Friendly: Gull-wing SMD terminals and 1.27mm pitch for easy PCB integration.
• Non-Automotive: Not PPAP-capable, ideal for industrial and telecom applications.

GS4B012872DDT Applications

This resistor network excels in:

• Precision Voltage Dividers: Critical in ADC/DAC reference circuits.
• Signal Conditioning: Stable performance in sensor interfaces and instrumentation.
• Bus Termination: Low-TCR design minimizes drift in high-speed data lines.
• Industrial Electronics: Reliable operation in harsh environments (e.g., power supplies, control systems).
• Medical Devices: Low-noise characteristics suit sensitive measurement equipment.

Conclusion of GS4B012872DDT

The GS4B012872DDT stands out for its combination of precision, compactness, and thermal resilience, making it a superior choice for engineers prioritizing stability in tight-tolerance designs. While not automotive-grade, its ceramic thin-film construction and wide operating range cater to industrial, medical, and telecom applications where accuracy and longevity are paramount. Its tube packaging ensures protection during handling, further enhancing its appeal for high-reliability systems.