④. 焊盘、线、过孔的间距要求
: PAD and VIA : ≥ 0.3mm(12mil)
: PAD and PAD : ≥ 0.3mm(12mil)
: PAD and TRACK : ≥ 0.3mm(12mil)
: TRACK and TRACK : ≥ 0.3mm(12mil)
: 密度较高时:
PAD and VIA : ≥ 0.254mm(10mil)
: PAD and PAD : ≥ 0.254mm(10mil)
: PAD and TRACK : ≥ 0.254mm(10mil)
: TRACK and TRACK : ≥ 0.254mm(10mil)