1756-PB72罗克韦尔工控模块

1756-PB72  罗克韦尔工控模块

二、如何选择可靠性的dcdc模块电源

1、采用成熟的电源拓扑

电源模块的设计尽量选用成熟的电源拓扑，这些拓扑已经经过时间的考验，成熟可靠。例如1-2W的定压输入dcdc电源模块选择Royer电路，而宽压输入系列则多选Flyback拓扑，部分Forward拓扑。

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