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        <title>线性执行器:大电流_h_桥驱动模块</title>
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        <description>线性执行器 / 大电流 H 桥驱动模块（Linear Actuator / Heavy H-Bridge）

模块描述
用于推杆、电动缸、丝杆一体推杆等：通常 12/24V、大电流、正反转、带限位与电流保护。

原理
高电流 H 桥（半桥驱动芯片或 MOSFET/继电器 H 桥）；通过电流检测实现堵转保护；限位开关提供行程终止。</description>
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