HL9452B 2A, 1.5 MHz, 5.5V 同步降压变换器

2025-03-21
HL9452B是一款高效同步降压DC-DC转换器,专为紧凑型解决方案设计。它集成了低导通电阻的MOSFET,提供高达2A的输出电流。该器件在轻载时自动切换到节能模式(PFM),在中等负载或重载时运行在脉宽调制(PWM)模式下,开关频率为1.5MHz。输出电压可通过外部电阻分压器调节,并内置软启动、输入欠压保护、输出过流保护、热关断保护和电源正常输出等功能。HL9452B采用SOT23-5封装,适用于通用POL电源、机顶盒、网络摄像机和无线路由器等应用。

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HL9452B

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同步降压变换器

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通用POL电源 ]机顶盒 ]网络摄像机 ]无线路由器 ]

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Datasheet

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Please see the document for details

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SOT23-5

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