SI8230BD-D-IS

Isolators - Gate Drivers Overview

The SI8230BD-D-IS is a galvanically isolated gate driver from Skyworks Solutions, featuring two independent channels for high-side and low-side switching. It utilizes silicon isolation technology to provide 5 kV RMS isolation voltage with an 8 mm creepage distance. The device operates with a supply voltage range of 4.5 V to 24 V and delivers a peak output current of 500 mA. Key electrical parameters include a maximum propagation delay of 60 ns, rise and fall times of 12 ns each, and a working supply current of 3.5 mA. It supports a switching frequency up to 8 MHz and offers transient immunity of >45 kV/µs.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation between input and output circuits using silicon-based technology.
• Features programmable dead-time control and overlap protection mechanisms.
• Includes undervoltage lockout (UVLO) functionality for reliable operation.
• Offers high electromagnetic interference (EMI) immunity.

Isolators - Gate Drivers Applications

• Motor drive and control systems
• Industrial power management applications
• Isolated MOSFET and IGBT gate driving

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'D-IS' against the manufacturer's official datasheet to confirm package type and insulation ratings. Ensure compatibility with system voltage levels and isolation requirements before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status if required by local regulations.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with robust isolation is required. The 500 mA output current suits medium-power MOSFETs and IGBTs. Consider the 16-pin SOIC-Wide package for PCB layout constraints. Evaluate thermal performance based on expected duty cycles and ambient temperatures. Verify that the 8 V UVLO threshold aligns with the target gate drive voltage requirements.

Isolators - Gate Drivers Part Context

This device belongs to the Si823x family of isolated gate drivers. The family is characterized by silicon isolation technology, offering high reliability and small form factors. These drivers are designed for applications requiring high common-mode transient immunity and precise timing control in power conversion stages.

Isolators - Gate Drivers Replacement Considerations

Check for direct substitutes within the Si823x series, such as variants with different packaging or temperature ranges. Verify pin-to-pin compatibility and electrical parameter equivalence before substitution. Consult official replacement guides for any functional differences in isolation ratings or drive strength.

Isolators - Gate Drivers FAQ

What is the maximum operating supply voltage for the SI8230BD-D-IS?

The maximum operating supply voltage is 24 V.

Does the SI8230BD-D-IS support programmable dead time?

Yes, the device features programmable dead-time control to prevent shoot-through currents.