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Power for signal isolators

Supply your isolated signals with efficient, compact and high-performance isolated power

Our comprehensive portfolio of isolated power products for signal isolators are designed to reduce board space and deliver high-performance features for isolated system designs. Choose from a range of highly integrated or discrete-optimized products to meet your unique system-level requirements such as number of outputs, output power, regulation requirements, input voltage range and cost. Our portfolio of isolated power products help to simplify designs for industrial automation equipment, automotive hybrid and electric vehicles, and more.

Transformer drivers

High-efficiency push-pull transformer drivers that enable simple, discrete and cost-optimized isolated DC/DC designs.

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Isolated DC/DC converters

Wide-input voltage range, high-efficiency and low-IQ isolated DC/DC converters with integrated power MOSFETs.

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Isolated modules & bias supplies

Integrated controller, FETs, transformer, regulation, and feedback loop all in one package for low emissions, reduced BOM count, and space-savings compared to converters.

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Signal isolators with integrated power

Multi-channel digital isolators with DC/DC converters and transformers integrated in a single product for low emission, small-profile, isolated designs.

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Compare our power for signal isolator products

Transformer drivers

Isolated DC/DC converters

Isolated modules & bias supplies

Signal isolators with integrated power

Driver  
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Integrated FET
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Intregrated transformer
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Integrated  signal isolation
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Featured resources

The landscape of isolated DC/DC power white paper

The landscape of isolated DC/DC bias power supplies has changed, with more options to move signals and power across an isolation barrier. Learn more about the requirements and topologies.

Fully integrated signal & power isolation

Learn how integrated power and signal isolators can simplify system design by reducing board area, reducing system cost, simplifying certifications, reducing complexity and increasing robustness.

Isolated DC/DC converter-based analog input module

This reference design is a simplified architecture for generating an isolated power supply for isolated amplifiers for measuring isolated voltages and currents.

Powering isolated gate drivers in HEV-EV traction inverters video

There are challenges to implementing proper power supplies for the isolated gate drivers due to system requirements of higher power density, higher power conversion efficiency, and lower emissions. This video discusses those system challenges and the trade-offs of different power supply architectures and topologies by showcasing comparisons on aspects of power conversion efficiency, voltage regulations, relative solution size and cost, and robustness of operations through reference designs.