TT Electronics/IRC

GS4B038451CBT

GS4B038451CBT Description

The GS4B038451CBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. It features 7 resistors in a BUS circuit design, each with a resistance value of 8.45KΩ and an ultra-tight tolerance of ±0.25%. Encased in a ceramic SOIC package, this surface-mount device (SMD) offers excellent thermal stability with a temperature coefficient of ±25ppm/°C and operates reliably across a wide temperature range of -70°C to +125°C. With a maximum voltage rating of 100V and a power rating of 0.4W (0.05W per resistor), it is engineered for precision analog and digital circuits.

GS4B038451CBT Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR ensure minimal drift in critical applications.
• Robust Construction: Ceramic substrate and gull-wing termination enhance durability and solderability.
• Optimized Power Handling: 0.4W total power dissipation with derating up to 125°C.
• Compact & Reliable: SOIC-8 package (4.9mm × 5.99mm × 1.45mm) with ±0.1mm dimensional tolerances for consistent PCB mounting.
• Automotive-Grade Alternatives: While this model is not PPAP or automotive-qualified, its performance parallels higher-tier industrial components.

GS4B038451CBT Applications

Ideal for precision voltage dividers, sensor interfaces, and feedback networks in:

• Test & Measurement Equipment: High-accuracy signal conditioning.
• Medical Electronics: Stable performance in diagnostic devices.
• Industrial Control Systems: Reliable operation in harsh environments.
• Communication Hardware: Low-noise analog signal processing.

Conclusion of GS4B038451CBT

The GS4B038451CBT excels in applications requiring tight tolerance, low thermal drift, and compact form factors. Its ceramic thin-film technology and 8-pin SOIC gull-wing package make it a superior choice over thicker-film or less stable alternatives. While not RoHS-compliant, it remains a robust solution for legacy or specialized designs. Engineers should consider this model for high-reliability systems where precision and thermal performance are critical.