A: The power chip is ob2226sp.
The reasons for the burnout of the switching power chip of the Jiuyang induction cooker are generally as follows:
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1. Power supply problem: the circuit board power supply is insufficient or fluctuation, resulting in the switching power supply chip is not working normally, and it is easy to burn under the long-term influence.
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2. Component aging: The induction cooker is used for a long time, and the internal electronic devices may have aging, damage and other problems, resulting in damage to the switching power supply chip.
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3. Instant overcurrent: induction cooker switching power chip will experience an instant high voltage overcurrent when it is turned on, if the current is too large, it may cause the chip to burn out.
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4. Foreign body entry: induction cooker in daily use, dust, oil stains and other debris is easy to enter the circuit board, resulting in the switching power chip is not working properly, burned.
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If the switching power supply chip is burned out, it is recommended to contact a professional electronic maintenance personnel for repair and replacement.