您好,
我的订单采购时间 2022.4.29 T02672571 对应OPA2227PA
客户随机抽取4PCS手工焊接,使用锡锅进行可焊性试验(锡锅温度:245度,器件管脚垂直浸入锡浴面停留5秒)器件插针浸锡区域存在不浸润缺陷,缺陷面积大于20%。
以上方式无法上锡焊接,请问,焊接工艺有何建议?
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