SI82390AD-IS3R

Isolators - Gate Drivers Overview

The SI82390AD-IS3R is a dual-channel galvanically isolated gate driver from the Si8239x series, manufactured by Skyworks Solutions. It features a 14-SOIC package and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a maximum propagation delay of 40 ns, rise/fall times of 12 ns, and an output current capability of 4 A. The device provides 3250 Vrms isolation voltage and utilizes a 6 V UVLO threshold. It is qualified under AEC-Q100 standards for automotive applications.

Isolators - Gate Drivers Feature Summary

• Provides high electromagnetic immunity suitable for industrial environments
• Features non-inverting logic configuration with TTL input compatibility
• Delivers robust 4 A peak output current for efficient gate driving

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Industrial motor control drives
• High-frequency switching power supplies

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix IS3R indicates tape-and-reel packaging versus tube variants. Confirm AEC-Q100 qualification status matches project requirements. Ensure moisture sensitivity level handling procedures are followed during assembly. Cross-reference pinout compatibility with existing PCB layouts before finalizing procurement decisions.

Isolators - Gate Drivers Selection Notes

Select this component when dual-channel isolation with 3250 Vrms rating is required. The 6 V UVLO setting suits specific low-voltage gate drive applications. Consider the 14-SOIC package for surface-mount integration. Evaluate the 40 ns delay against system timing constraints. Verify thermal dissipation capabilities within the 2.1 W limit for the intended enclosure.

Isolators - Gate Drivers Part Context

This part belongs to the Si8239x family of capacitive coupling isolated gate drivers. It shares core architecture with variants like SI82390CD-IS3 and SI82390BD-IS3, differing primarily in UVLO thresholds and packaging formats. The family targets high-reliability applications requiring robust signal integrity across isolation barriers.

Isolators - Gate Drivers Replacement Considerations

SI82390CD-IS3 offers similar performance with a 12 V UVLO threshold. SI82390BD-IS3 provides an 8 V UVLO option. Both share the same package and electrical characteristics except for the undervoltage lockout specification.