SI82C50ABC-IS

Isolators - Gate Drivers Overview

The SI82C50ABC-IS is a single-channel isolated gate driver from Skyworks Solutions, utilizing capacitive coupling technology for signal transmission. It features a 3.75 kVrms isolation voltage rating and delivers a peak output current of 4 A. The device operates within a supply voltage range of 3 V to 20 V on the input side and supports output drive voltages from 5 V to 30 V. Key electrical parameters include a maximum propagation delay of 43.3 ns, rise time of 17 ns, and fall time of 18 ns. It offers both inverting and non-inverting configurations, includes a shutdown function, and functions reliably across an operating temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling provides high common-mode transient immunity without magnetic interference
• Integrated shutdown pin allows for precise control of the output state
• Dual configuration options support flexible logic interface requirements
• Robust isolation barrier ensures safety in high-voltage switching applications

Isolators - Gate Drivers Applications

• Industrial motor drives requiring galvanic isolation
• Inverter circuits in renewable energy systems
• High-frequency power conversion topologies
• Automotive power electronics with strict isolation standards

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'ABC-IS' against the manufacturer's official datasheet to confirm package type, insulation class, and regulatory certifications. Ensure the ordering code matches the required isolation voltage rating and channel count. Cross-reference the part number with the latest Skyworks documentation to validate availability and any recent design changes or obsolescence notices before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel driver with 4 A peak current capability is required. The choice depends on the need for 3.75 kVrms isolation and CMOS-compatible input logic. Consider the 43.3 ns propagation delay and 17/18 ns transition times for switching frequency requirements. Verify that the SOIC-8 package fits the PCB layout constraints and that the thermal performance meets the application's junction temperature limits under load.

Isolators - Gate Drivers Part Context

This part belongs to the SI82Cx family of isolated gate drivers from Skyworks Solutions. These devices are designed to replace traditional optocouplers in power electronics by offering faster switching speeds and higher reliability. The family utilizes silicon dioxide (SiO2) isolation technology, providing superior performance in terms of common-mode rejection and lifetime compared to optical alternatives.

Isolators - Gate Drivers Replacement Considerations

Check Skyworks official substitution guides for direct replacements. Verify compatibility of isolation voltage, pinout, and electrical characteristics with existing designs.