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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1279908/lmz12003-the-coating-on-the-heat-sink-has-come-off-whether-it-is-normal
您好，
我们购买了 LMZ12003TZX-ADJ/NOPB 器件、发现散热器上的涂层脱落。
请帮助建议是否正常。
谢谢你。
格洛丽
您好、 如果您确保这些样片是从 TI 官方渠道购买的、 请联系当地销售人员 进行处理、谢谢。
裕昌
