SI8261ABD-C-ISR

Isolators - Gate Drivers Overview

The SI8261ABD-C-ISR is a single-channel isolated gate driver from Skyworks Solutions, designed as a digital CMOS drop-in replacement for optocoupler drivers. It utilizes capacitive coupling technology to provide robust signal isolation with a rated voltage of 5000 Vrms. The device features an inverting logic configuration and delivers a peak output current of 600 mA. It operates within a supply voltage range of 5 V to 30 V and supports surface-mount installation in a 6-pin SDIP package. Certified under AEC-Q100 standards, it ensures reliability for automotive and industrial applications.

Isolators - Gate Drivers Feature Summary

• Provides high-voltage galvanic isolation via capacitive coupling technology
• Functions as a direct pin-compatible replacement for legacy optocoupler drivers
• Delivers reliable performance with superior common-mode transient immunity

Isolators - Gate Drivers Applications

• Industrial motor control systems
• Solar power inverters
• Switched-mode power supplies (SMPS)
• Uninterruptible power supplies (UPS)

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'C' indicates the correct isolation rating and package variant required for your design. Confirm that the inverting logic configuration aligns with your system's input requirements. Ensure compatibility with the 6-pin SDIP footprint during PCB layout. Check for any recent product change notices regarding manufacturing updates or end-of-life status before finalizing procurement plans.

Isolators - Gate Drivers Selection Notes

Select this component when a direct replacement for an optocoupler is needed without redesigning the PCB footprint. Choose the SI8261ABD-C-ISR specifically for its 5 kV isolation rating and 600 mA drive capability. Consider the inverting output polarity when designing the control interface. Verify that the operating temperature range meets the environmental conditions of the target application.

Isolators - Gate Drivers Part Context

This part belongs to the Si826x family of digital isolators, which are engineered to replace traditional opto-isolators in high-reliability applications. The series offers improved common-mode transient immunity and longer operational lifespans compared to optical counterparts. These devices are widely used in environments requiring strict safety standards and long-term fail-safe operation.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers: SI8261BAD-C-ISR.