TT Electronics/IRC

GS4B015490BT

GS4B015490BT Description

The GS4B015490BT from TT Electronics/IRC is a high-precision 7-resistor bussed network in an 8-pin narrow SOIC (SOIC-C) ceramic package. Designed for demanding applications, it features a 549Ω resistance per element with an ultra-tight ±0.1% tolerance and a ±100ppm/°C temperature coefficient, ensuring stability across a wide operating range of -70°C to +125°C. The thin-film technology delivers superior accuracy and low noise, while 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.

GS4B015490BT Features

• Ceramic SOIC Package: Robust rectangular ceramic case (4.9mm × 5.99mm × 1.45mm) with ±0.1mm length/height tolerances for reliable thermal and mechanical performance.
• Bussed Network: Simplified PCB layout with shared common terminal (BUS) for reduced parasitic effects.
• High Precision: 0.1% absolute tolerance and ±100ppm/°C TCR for critical signal conditioning.
• Wide Temperature Range: Operates from -70°C to +125°C with derated power up to 125°C.
• Thin-Film Technology: Low noise, excellent stability, and long-term reliability.
• Automation-Friendly: 1.27mm terminal pitch and gull-wing leads for seamless SMT integration.

GS4B015490BT Applications

• Precision Voltage Dividers: Ideal for ADC/DAC reference circuits due to matched resistor ratios.
• Medical Electronics: Stable performance in patient monitoring equipment.
• Industrial Controls: High-accuracy signal processing in PLCs and sensors.
• Test & Measurement: Calibration systems requiring minimal drift.
• Aerospace & Defense: Reliable operation in harsh environments (-70°C to +125°C).

Conclusion of GS4B015490BT

The GS4B015490BT excels in applications demanding tight tolerance, low TCR, and robust construction. Its ceramic SOIC package and bussed design offer superior thermal management and layout efficiency, while thin-film technology ensures precision. Though not PPAP or automotive-qualified, it is a top choice for industrial, medical, and aerospace systems where accuracy and reliability are paramount.