LP5810的驱动电流最大25mA,我是否可以使用OUT管脚来驱动一个MOSFET,来达到驱动一个700mA LED的目的?
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找到了一个类似的例子可以试试,见下方链接。
e2e.ti.com/.../lp5012-connect-a-p-mosfet-at-the-output-drive-a-high-current-led
这款芯片输出电流大,也可以看看。
www.ti.com.cn/.../LM3435