SI82B44ACE-IS4R

Isolators - Gate Drivers Overview

The SI82B44ACE-IS4R is a single-channel isolated gate driver from Skyworks Solutions, designed for high-voltage power switching applications. It features capacitive coupling technology providing 6000Vrms isolation capability. The device delivers a peak output current of 6A with an SSO-8 surface-mount package. Electrical specifications include a minimum supply voltage of 3V and a maximum of 20V. Propagation delay is typically 38.2ns, with rise and fall times of 8.3ns and 8.6ns respectively. Operating temperature range spans from -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling technology ensures robust signal isolation without magnetic interference
• High peak output current capability supports direct driving of power MOSFETs and IGBTs
• Integrated shutdown function allows for immediate control of the output state

Isolators - Gate Drivers Applications

• Industrial motor drives and inverters
• Solar inverter systems
• Uninterruptible power supplies (UPS)
• Battery management systems

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix IS4R indicates reel packaging configuration distinct from tube variants. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure ESD handling protocols are followed due to moisture sensitivity classification. Cross-reference pinout diagrams with target PCB layout to guarantee correct orientation during assembly.

Isolators - Gate Drivers Selection Notes

Select this component when high dv/dt immunity and compact form factor are required. The single-channel architecture suits half-bridge configurations where space is constrained. Compare propagation delay characteristics against system timing requirements. Evaluate thermal performance within the SSO-8 package limits for the intended duty cycle.

Isolators - Gate Drivers Part Context

This part belongs to the SI82x family of isolated gate drivers utilizing Skyworks' proprietary capacitive isolation technology. It serves as a bridge between low-voltage control logic and high-voltage power stages. The series emphasizes reliability in noisy electromagnetic environments common in modern power electronics.

Isolators - Gate Drivers Replacement Considerations

SI82B40ACE-IS4R offers identical electrical performance but utilizes reel packaging instead of tube. SI82B41ACE-IS4 provides similar specs in tube packaging. Verify pin compatibility and isolation ratings before substituting.