The criteria for admission: <br>A, indentation / depression depth of 0.10mm; <br>B, indentation/depression length, 1/3 of the width of a single pad; <br>C, indentation/depression total area of the pad area of 10%; <br>D, indentation/depression did not cause the adjacent pad bridge; <br>E, BGA device pad must not have indentation / depression;
正在翻译中..