SI8281BC-IS

$5.58

Description：DGTL ISO 5KV 1CH GATE DVR 20SOIC
Series：-
Mfr：Skyworks Solutions Inc.
Package：Tube

SKU:3990fdb04c96 Category: Isolators - Gate Drivers Brand: Skyworks Solutions Inc.

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Product introduction

SI8281BC-IS is listed in the Isolators - Gate Drivers range at ChipApex. The manufacturer field lists Skyworks Solutions Inc.. Its product description is DGTL ISO 5KV 1CH GATE DVR 20SOIC. Review the specifications below when checking this part for your BOM.

Isolators - Gate Drivers specifications for SI8281BC-IS

Description：DGTL ISO 5KV 1CH GATE DVR 20SOIC
Series：-
Mfr：Skyworks Solutions Inc.
Package：Tube
Technology：Capacitive Coupling
Number of Channels：1
Voltage - Isolation：5000Vrms
Propagation Delay tpLH / tpHL (Max)：50ns, 50ns
Pulse Width Distortion (Max)：5ns
Rise / Fall Time (Typ)：5.5ns, 8.5ns
Current - Output High, Low：2.5A, 3A
Current - Peak Output：4A
Voltage - Forward (Vf) (Typ)：-
Voltage - Output Supply：2.8V ~ 5.5V
Grade：Automotive
Qualification：AEC-Q100
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：20-SOIC (0.295", 7.50mm Width)
Supplier Device Package：20-SOIC
Common Mode Transient Immunity (Min)：35kV/µs
Approval Agency：CQC, CSA, UL, VDE
Current - DC Forward (If) (Max)：-

Isolators - Gate Drivers datasheet and documents for SI8281BC-IS

SI8281BC-IS

Isolators - Gate Drivers Overview

The SI8281BC-IS is a current-isolated gate driver from Skyworks Solutions, designed for SiC and IGBT applications. It integrates a high-efficiency DC-DC converter to power the isolated side, eliminating the need for external isolated supplies. The device features separate pull-up and pull-down pins for optimized gate control and includes a dedicated DSAT pin for desaturation protection. It operates within a wide temperature range and supports SMD/SMT installation in a SOIC-16 package.

Isolators - Gate Drivers Feature Summary

Integrates a DC-DC converter for self-powered isolated operation
Provides separate pull-up and pull-down gate drive pins
Includes dedicated DSAT pin for desaturation fault detection

Isolators - Gate Drivers Applications

SiC FET gate driving
IGBT gate driving
Inverter circuits
Motor drives

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS' against the manufacturer's official documentation to confirm the exact package type and tape-and-reel configuration. Ensure that the integrated DC-DC converter requirements align with the system's isolation voltage and power budget constraints before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when a compact, single-chip solution for driving SiC or IGBT switches is required. The integrated DC-DC converter simplifies the design by removing the need for auxiliary isolated power supplies. Consider the separate pull-up/pull-down architecture for precise control of switching speeds and the DSAT functionality for robust fault protection in high-power applications.

Isolators - Gate Drivers Part Context

This part belongs to the Si828x ISOdriver family, which offers current-isolated gate drivers for power electronics. These devices replace traditional optocoupler-based solutions, providing higher reliability and lower power consumption. The SI8281BC-IS specifically targets applications requiring integrated power conversion and advanced protection features for wide-bandgap semiconductors.