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LM22679: As the load current increases, the output voltage decreases and the inductive current oscillates

Part Number: LM22679

Hi team,

My customer uses LM22679TJ-ADJ in their project and the customer met two issues now. Below is their schematic.

1. As  the load current increases, the LM22679 output voltage decreases 

2. As the load current increases, the LM22679 inductive current oscillates 

The following are their test waveforms for your reference.

Vin: 24V 5A; Vout: 14V

Could you please help review and give some comments? Thanks!

The inductor part number

Regards,

Ivy