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Other Parts Discussed in Thread: LM5023
https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/886389/lm5023-lm5023-operating-frequency
您好！
感谢您关注 LM5023。
LM5023具有内部计时器钳位、可将开关频率限制在接近130kHz。 请使用数据表的等式19确保变压器的初级电感和匝数比选择符合您的开关频率规格。
LM5023-EVM " https://www.ti.com/lit/an/snva686/snva686.pdf "具有与您类似的设计规格、如图10所示、我们可以看到控制器在115Vac、19Vout/3.43Iout 条件下以120kHz 的频率进行开关。 请将其用作您的设计的起点。
此致、
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