If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
Update:
Hi SHIXIN,
Thank you for contacting TI.
DRV5013BCQDBZT uses roughened leadframe. The appearance will look oxidized or tarnished depending on the angle of view.
Elaine Wang
Texas Instruments | Customer Support Center
