TT Electronics/IRC

GS4A035490JT

GS4A035490JT Description

The GS4A035490JT from TT Electronics/IRC is a high-performance ceramic resistor network designed for precision applications requiring stable resistance values across a wide temperature range. Housed in an 8-pin narrow SOIC package, this 4-resistor isolated network features thin-film technology with a resistance value of 549Ω and a tight tolerance of ±5%. Its ±25ppm/°C temperature coefficient ensures minimal resistance drift, making it suitable for environments with fluctuating thermal conditions. The device operates within a temperature range of 70°C to 125°C and offers a maximum voltage rating of 100V, with a power rating of 0.4W (0.1W per resistor). The gull-wing termination and surface-mount design facilitate easy PCB integration, while its ceramic case enhances durability and thermal performance.

GS4A035490JT Features

• Isolated Resistor Network: Four independent resistors with isolated elements, reducing crosstalk in sensitive circuits.
• High Stability: ±25ppm/°C TCR ensures consistent performance under thermal stress.
• Robust Construction: Ceramic SOIC package provides excellent thermal dissipation and mechanical strength.
• Precision Tolerance: ±5% absolute tolerance guarantees reliable signal integrity.
• Wide Operating Range: Functions reliably from 70°C to 125°C, derated for high-temperature applications.
• Surface-Mount Ready: Gull-wing leads and 1.27mm terminal pitch simplify automated assembly.
• Low Power Dissipation: 0.1W per resistor (0.4W total) balances efficiency with performance.

GS4A035490JT Applications

This resistor network is ideal for:

• Analog Signal Conditioning: Precision voltage dividers and feedback networks in op-amp circuits.
• Industrial Control Systems: Stable resistance for sensor interfaces and ADC/DAC reference circuits.
• Medical Electronics: Low-drift performance in diagnostic equipment and monitoring devices.
• Automotive Electronics (Non-Automotive Rated): Auxiliary systems where thermal stability is critical.
• Test & Measurement Equipment: Calibration and signal attenuation in high-accuracy instruments.

Conclusion of GS4A035490JT

The GS4A035490JT stands out for its thermal stability, precision tolerance, and rugged ceramic construction, making it a superior choice for demanding electronic designs. While not PPAP or automotive-qualified, its isolated thin-film resistors and wide operating range make it ideal for industrial, medical, and instrumentation applications. Engineers seeking a reliable, high-performance resistor network with low TCR and excellent power handling will find this model exceptionally well-suited for critical circuits.