Skyworks Solutions Inc 6-Channel Digital Isolator 1 Mbps, 2.5 kVrms, 2.5V - 5.5V, 16-Pin SOIC Si8661AB-B-IS1

Skyworks Solutions Inc Si8661AB-B-IS1 is a high-performance 6-channel digital isolator IC designed for use in industrial, automotive, and commercial electronics applications. Operating at a maximum data rate of 1 Mbps and offering robust isolation voltage of 2.5 kVrms, this device provides reliable galvanic isolation between communication and control circuits to protect sensitive electronics from high voltages and noise.

The Si8661AB-B-IS1 features proprietary capacitive isolation technology enabling low propagation delay of 35 ns and minimal signal skew, ensuring precise timing across isolated channels. With a supply voltage range from 2.5 V to 5.5 V, it integrates seamlessly into various power environments.

Encased in a 16-pin SOIC surface-mount package with compact dimensions of 9.9 mm in length, 3.9 mm in width, and 1.25 mm in depth, it suits space-constrained PCB designs improving system miniaturization. The device has a power dissipation rating of 415 mW which supports energy-efficient operation under varying loads.

This digital isolator operates effectively across a broad temperature range from -40°C to 125°C, making it ideal for harsh industrial and automotive environments. It meets stringent quality and safety standards including UL 1577, VDE IEC 60747-5-2, CSA Component Notice 5A, IEC 61010-1, IEC 60950-1, and the automotive AEC-Q100 standard, ensuring long-term reliability and compliance.

Applications include signal isolation in industrial automation, factory automation equipment, motor control circuits, medical devices, power supply systems, and data acquisition modules. Its high noise immunity and low emission characteristics reduce interference and enhance system performance.

The Si8661AB-B-IS1 simplifies PCB layout and system design while providing advanced isolation capabilities that replace older opto-coupler technologies with improved efficiency and lifecycle longevity. This product is an essential component for improving system safety and performance in a wide range of electronic control and communication solutions.

The device supports a maximum data rate of 1 Mbps for efficient communication. Contains 6 independent digital isolation channels for versatile applications. Offers high isolation voltage of 2.5 kVrms ensuring reliable isolation between circuits.

Operates within a wide supply voltage range from 2.5 V to 5.5 V. Packaged in a compact 16-pin SOIC surface-mount package for ease of integration. Low propagation delay time of 35 ns enhances signal integrity in timing-sensitive systems.

Power dissipation is rated at 415 mW for energy-efficient operation. Wide operating temperature range from -40°C to 125°C supports industrial applications. Complies with automotive standard AEC-Q100 for high reliability in automotive environments.

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