Jiuyang induction cooker power management chip thx203h can be directly replaced by thx201h. If there is no thx201h, you can also use VIPer12a to replace, when using VIPer12a to replace, you need to disconnect the three pins. The second pin is interchanged with the fifth pin, and a string of 2.2 ohm 2W current-limiting resistors in VIPer12a.
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If the replacement of the power management chip is troublesome. Can also be replaced with induction cooker maintenance power module