SI8274DB4D-IS1R

Isolators - Gate Drivers Overview

The SI8274DB4D-IS1R is a galvanically isolated gate driver from the Si8274 series, housed in an SOIC-16 package. It features high common-mode transient immunity and 2.5 kVrms isolation voltage. The device supports PWM input with deglitching functionality. Key electrical parameters include a maximum propagation delay of 105 ns, rise time of 16 ns, and fall time of 18 ns. It operates within a temperature range of -40°C to +125°C and dissipates up to 1.2 W. The driver provides 4 mA output current at 12 V, with a typical operating supply current of 10 mA.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for robust signal integrity
• Integrated PWM input deglitching capability
• Automotive qualification under AEC-Q100 standards

Isolators - Gate Drivers Applications

• Industrial motor control systems
• Power supply gate driving
• Inverter applications

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix IS1R against official Skyworks documentation to confirm reel packaging and automotive grade status. Ensure compatibility with required UVLO thresholds and logic levels before integration. Cross-reference the datasheet revision date to validate parameter accuracy. Confirm RoHS compliance details as specified in the manufacturer's declaration.

Isolators - Gate Drivers Selection Notes

Select this component for applications requiring high-speed switching with low latency and skew. The SOIC-16 package suits surface-mount designs needing compact isolation solutions. Consider the 105 ns propagation delay limit when designing timing-critical circuits. Verify thermal management requirements given the 1.2 W power dissipation rating.

Isolators - Gate Drivers Part Context

This part belongs to the Si8274 family of isolated gate drivers designed for industrial and automotive environments. It utilizes silicon dioxide (SiO2) insulation technology for reliable galvanic isolation. The series emphasizes high CMTI and low propagation delay for efficient power stage control.

Isolators - Gate Drivers Replacement Considerations

Consult official Skyworks substitution guides for verified alternatives. Generic replacements may not match the specific CMTI or UVLO characteristics.