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<div id=product-guid1><a href=../index.html>首页</a> > <a href=index.html>产品中心</a> > <a href=category1-8.html>其它电路</a> > 光耦</div>

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<div id=product-0><h1>光耦（国产替代 ・ 原厂直供 ・ 引脚兼容）</h1></div>
<div id=product-2><a href="https://www.dxdz-ic.com/product/category2-17.html" target="_blank">光耦</a>（光电耦合器，Optocoupler）是电子系统的“安全隔离卫士”，负责在输入与输出电路之间实现电气隔离，同时完成信号的单向传输。其核心原理是“电-光-电”转换：输入端发光二极管（LED）通电发光，输出端光敏元件接收光信号后导通，两者之间无电气连接，仅通过光信号耦合。这种隔离机制赋予光耦三大核心价值：保护敏感电路免受高压冲击、抑制共模干扰确保信号纯净、实现电平转换适配不同电压系统。从开关电源的反馈回路，到工业PLC的I/O隔离，再到新能源汽车的电池管理，凡需“安全传递信号”之处，都离不开光耦的支撑。<br>深圳市鼎芯电子<a href="https://www.dxdz-ic.com/" target="_blank">集成电路</a>有限公司光耦的应用场景覆盖多个核心领域：<br>开关电源反馈：电源隔离反馈回路，线性光耦实现精确的电压/电流反馈控制。<br>工业控制隔离：PLC I/O隔离、工业现场总线隔离、传感器信号隔离。<br>通信接口隔离：RS-485/CAN总线隔离、通信设备信号隔离。<br>电机驱动隔离：电机驱动信号隔离、功率级与控制级安全隔离。<br>家用电器安全隔离：智能家电、电源管理中对空间与可靠性要求极高的场景。<br>新能源与储能：光伏逆变器隔离、电池管理系统隔离、充电桩控制隔离。<br><strong>鼎芯电子光耦引脚兼容主流进口型号，欢迎免费申请样品！</strong></div>
<div id=product-0><h2>光耦-产品选型表</h2></div>
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