EmbeddedRelated.com
    Parts    SI8233BB-D-IS1R
SI8233BB-D-IS1R

SI8233BB-D-IS1R

Skyworks Solutions Inc.
4A Gate Driver Capacitive Coupling 2500Vrms 2 Channel 16-SOIC
Active6,125 in stock
Datasheet Digi-Key Mouser Compare Prices

Overview

The SI8233BB-D-IS1R is a high-performance isolated gate driver featuring two independent channels with 2500Vrms isolation. Utilizing Skyworks' proprietary capacitive coupling technology, it delivers 4A peak output current and integrated safety features like programmable dead time and overlap protection. It is designed for driving power MOSFETs and IGBTs in high-speed switching applications.

Why Choose This Part

This driver offers industry-leading timing characteristics with a maximum rise/fall time of 12ns and minimal propagation delay, ensuring high efficiency in switching regulators. The integrated programmable dead time prevents shoot-through currents, while the 4A peak drive capability allows it to drive large gates without external buffers.

Applications

Motor Control Systems
Driving power stages in industrial motor drives and robotics where isolation between the controller and high-voltage power electronics is required.
Isolated DC-DC Power Supplies
High-efficiency power conversion in server, telecom, and industrial power delivery systems.
EV Onboard Chargers
Managing high-voltage battery charging in electric vehicles with high noise immunity and fast 12ns switching speeds.
Solar Inverters
Converting DC energy from solar panels to AC grid power using high-frequency PWM control.

Key Specifications

Technology Capacitive Coupling
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width)
Approval Agency CQC, CSA, UR, VDE
Number of Channels 2
Voltage - Isolation 2500Vrms
Current - Peak Output 4A
Operating Temperature -40degC ~ 125degC
Rise / Fall Time (Typ) 12ns, 12ns (Max)
Supplier Device Package 16-SOIC
Voltage - Output Supply 9.4V ~ 24V
Current - Output High, Low 2A, 4A
Pulse Width Distortion (Max) 5.6ns
Propagation Delay tpLH / tpHL (Max) 60ns, 60ns
Common Mode Transient Immunity (Min) 20kV/us

Getting Started

Designers should focus on PCB layout for the 16-SOIC package to minimize parasitic inductance in the gate loop. Ensure the VDD supply remains between 6.5V and 24V for reliable operation, and consult the Skyworks Si823x evaluation kits for verified reference layouts.

Also Consider

UCC21520ADW TITexas Instruments - Offers higher 5.7kVrms isolation and similar dual-channel 4A/6A sourcing/sinking capabilities.
ADuM3223 Analog Devices - Uses iCoupler technology for 3kVrms isolation with 4A peak output current in a similar SOIC-16 footprint.