SI8237AB-AS1R

Isolators - Gate Drivers Overview

The SI8237AB-AS1R is a dual-channel, current-isolated gate driver manufactured by Skyworks Solutions Inc. It features up to 5 kVRMS input-to-output isolation and 1500 VDC peak driver-to-driver isolation. The device operates within a temperature range of -40°C to +125°C and utilizes a 16-pin SOIC-Narrow package. Key electrical parameters include a maximum propagation delay of 45 ns, with rise and fall times of 20 ns each. The unit supports a supply voltage range of 4.5 V to 5.5 V and dissipates up to 1.2 W of power.

Isolators - Gate Drivers Feature Summary

• Provides complete galvanic isolation between input logic and output drivers
• Delivers high electromagnetic immunity for reliable operation in noisy environments
• Supports fast switching speeds with low propagation delay characteristics

Isolators - Gate Drivers Applications

• Industrial motor drives
• Inverter systems
• Power supply circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS1R corresponds to the reel packaging configuration required for your assembly line. Confirm that the 16-SOIC-Narrow footprint matches your PCB design guidelines. Ensure the 5 kVRMS isolation rating meets the safety standards applicable to your final equipment classification. Cross-reference the datasheet revision date to confirm component availability and manufacturing status.

Isolators - Gate Drivers Selection Notes

Select this component when dual-channel isolation is required within a single package footprint. The 5 kVRMS rating suits applications demanding robust barrier protection. Consider the 45 ns propagation delay for timing-sensitive control loops. The wide operating temperature range supports deployment in harsh industrial conditions without derating concerns.

Isolators - Gate Drivers Part Context

This part belongs to the Si823x series of isolated gate drivers from Skyworks Solutions. The series focuses on providing reliable signal transmission across isolation barriers using capacitive coupling technology. The SI8237 variant specifically addresses the need for dual-channel drive capabilities in compact form factors.

Isolators - Gate Drivers Replacement Considerations

Check for SI8237BD-D-IS3 as a potential alternative within the same manufacturer lineup. Verify pinout compatibility and isolation voltage ratings before substitution. Ensure the replacement part meets the same thermal and electrical specifications.