钢网开孔规范

反面上件
SS
CS
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Connector-HDD
PCB Pad Stencil Aperture
2.387mm (L) 0.71mm (W) 0.7mm
2.587mm 0.57mm
外扩15% 倒R角
1.09mm
0.185mm 1.7mm
0.95mm 倒R角
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0.73mm
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Transistor/Mosfet
PCB Pad
1mm (L)
Stencil Aperture
L 0.4mm
0.5mm
0.4mm
0.76mm (W)
W 0.4mm
0.97mm
0.4mm
0.71mm (L)
0.86mm
0.5mm (W)
W
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长度(L)方向外扩0.6mm，内切0.1mm
0.356mm (W)
0.6mm (P)
0.28mm
0.32mm
2mm (L) 2.5mm 3.5 mm 倒R角
直径为2mm 4.6 mm 4.6 mm 0.73mm
3.5mm
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Connector-Mini PCI
PCB Pad Stencil Aperture
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Connector-BTB
PCB Pad Stencil Aperture
长度(L)方向外扩0.25mm，内切0.3mm
2 mm
1.95 mm
0.76 mm
0.25 mm 0. 6 mm
0.3 mm
0.2 mm 倒R角
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Connector-Card reader
钢网开孔规范
RC chip RC array Crystal Diode LED Transformer T/E Cap. IC Transistor/Mosfet Switch BGA Connector Spring Nut Fuse Choke ICT test point Others
RCL chip-0402
0.4*0.4mm
倒R角
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BGA-VGA
PCB Pad Stencil Aperture
0.8mm (P)
0.356mm (d)
0.4mm
0.4*0.4mm 0.356mm (d)
倒R角
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Connector-DDR
PCB Pad Stencil Aperture
1.4mm (W) 1.6mm (L) 1.4mm
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BGA-CPU Socket
PCB Pad Stencil Aperture
1.27mm (P)
0.6mm
0.66mm
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BGA-NB
PCB Pad
0.356mm (d3)
Stencil Aperture
倒R角
1.5mm (L)
1.5mm (L)
0.5 pitch QFP
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IC-QFN
PCB Pad Stencil Aperture
长度(L)方向外扩15%，内扩10%
0.3mm (W)
0.23mm
架桥宽度 0.5~0.8mm
1.24mm 1mm (L) 0.5 pitch QFN 0.27mm
PCB Pad Stencil Aperture
L L W W
W
W
L
L
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Transistor/Mosfet
PCB Pad
1.52mm (L)
Stencil Aperture
L
0.5mm
0.72mm (W) 0.9mm 1.75mm (L)
W 0.5mm 1.95mm
0.534mm (W)
0.5mm
QFP中间如有 ground如有透气孔开口时要避开,并 且开口面积要尽量 >50% ground pad.
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IC-QFP
PCB Pad Stencil Aperture
宽度(W)方向内切7%
0.246mm
0.218mm
0.254mm (W)
0.5mm (P) 0.282mm
倒R角
0.85mm 0.4 pitch QFP
0.5mm
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IC-QFP
PCB Pad
0.23mm (W)
Stencil Aperture
宽度(W)方向内切10%
1.5mm (L)
0.165mm 0.187mm 0.213mm 0.4mm (P)
0.173mm
倒R角
0.85mm 0.4 pitch QFP （E-PAD）
PCB Pad Stencil Aperture
1.8 mm 2 mm 1.5 mm
0.55 mm
倒R角
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Connector-Battery
PCB Pad Stencil Aperture
外扩 40%
1.4 mm
倒R角
1.6 mm
2 mm
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Connector-FPC
Connector-ODD
PCB Pad
1.06mm 0.2mm
Stencil Aperture
1mm 1. 5mm 0.27mm
1. 6mm
0.28mm 倒R角
1.31mm 0.91mm 1.2mm 0.65mm
1.1*1.1mm
0.28mm
倒R角
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Connector-Phone jack
1.34mm
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RCL chip- over 0805
PCB Pad Stencil Aperture
D
D
W
W 1/3 W L L 1/3 L
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RC array chip
PCB Pad Stencil Aperture
0.33mm 0.65mm
0.4mm (d3)
0.3mm (d2) 0.4mm (d1)
0.4mm (d2) 0.4mm (d1)
d1=d2=d3
0.356mm (d)
0.4*0.4mm 倒R角
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BGA-SB
PCB Pad Stencil Aperture
0.456mm (d)
0.5mm
0.4mm (d)
1/3 L 0.76mm 0.7mm 1/3 W
0.66mm 0.7mm （W）
0. 8mm （L）
0.8mm
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RCL chip-0805
PCB Pad Stencil Aperture
1/3 L 1mm 0.94mm 1/3 W
0.85mm 0.94mm （W）
1.34mm （L）
长度(L)方向1：1，宽度(W)方向内扩10%
0.6mm (L) L
0.2mm (P) 0.22mm
0.18mm 0.4 pitch QFN
倒R角
QFN中间 ground如有透气孔开口时要避开,并且开 口面积要尽量 >50% ground pad.
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IC-SOP
PCB Pad Stencil Aperture
Gap 0.27 mm
0.73 mm
1.48 mm 0.86 mm Gap 0.14 mm
Gap 0.25 mm
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Connector-USB
PCB Pad Stencil Aperture
3.2 mm 1.32 mm 1.72 mm 3.6 mm
1.32 mm
1. 6*1.6 mm
0.285mm
0.76mm
0.32mm
0.86mm
倒R角
1.1mm
1.1mm
0.3mm
0.3mm
0.327mm
倒R角
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Crystal (晶振)
PCB Pad Stencil Aperture
L
L
W
W
L
L
W
W
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Diode/Transistor
3.5mm
0.35mm
反面
在固定PAD 圆环位置开口加铺锡
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Connector-HDMI
PCB Pad Stencil Aperture
0.2 mm 0.3 mm Gap 0.19 mm
Gap 0.3 mm
2.25 mm 1.9 mm (L) 长度(L)方向外扩0.45mm，内切0.1mm
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Connector-1394
PCB Pad
正面上件
1.12 mm 4.38 mm
Stencil Aperture
3.95 mm
2 mm
1.8 mm 1.6 mm 架桥0.4 mm 1.12 mm 3.2 mm 0.65 mm 1.8 mm 1.12 mm 3.0 mm
0.3mm (W)
0.335mm
0.3mm
倒R角
1.726mm (L)
1.726mm
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Switch
PCB Pad
1.8mm (L) 1.1mm (W) 1.245mm
Stencil Aperture
2.05mm 1.19mm 0.46mm 1.36mm 0.6mm
1.75mm
倒R角
QFN中间 ground如有透气孔开口时要避开,并且开 口面积要尽量 >50% ground pad.
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IC-QFN
PCB Pad
0.28mm (W)
Stencil Aperture
长度(L)方向外扩15%，内扩10%
1.22mm
1.52mm 1.27mm (L)
0.5mm (P) 0.27mm
0.25mm 0.23mm 0.5 pitch QFN 倒R角
QFN中间 ground如有透气孔开口时要避开,并且开 口面积要尽量 >50% ground pad.
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IC-QFN
PCB Pad
0.2mm (W)
Stencil Aperture
1.12 mm
1.6 mm
1.12 mm
1.6 mm
0.965 mm
0.18mm 0.9 mm GAP 0.24 mm
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Connector-DVI
PCB Pad
正面
1.27mm 0.6mm 1.06mm 1.45mm 0.45mm
Stencil Aperture
2.8mm
PCB Pad
2.38mm 2.7mm (L) 3mm 3.5mm
Stencil Aperture
2.78mm
3.15mm 长度(L)方向外扩0.45mm
GAP 0.18mm
PCB Pad Stencil Aperture
0.44mm 0.44mm 0.5mm 0.5mm
倒R角
0.305mm 0.6mm
0.6mm
0.2mm
0.2mm 0.635mm 0. 6mm
倒R角
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RCL chip-0603
PCB Pad Stencil Aperture
直径为1.5mm 3.2 mm 3.2 mm 2 mm (L) 4 mm 2.2 mm 0.19 mm 4 mm
0.8 mm
倒R角
0.6 mm (W)
0. 5 mm
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Connector-CRT
PCB Pad Stencil Aperture
1.8 mm
1 mm
Gap 0.5 mm 1.15 mm Gap 0.37 mm
LED
PCB Pad
1.2mm (L)
Stencil Aperture
1.2mm 0.55mm 1/3 L
1.02mm (W)
1.02mm
1/3 W 0.4mm
1.5mm 1.5mm 0.84mm 0.89mm 0.99mm 1.09mm 0.89mm
0.89mm
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Transformer
PCB Pad Stencil Aperture
1.4mm (L) 1.2mm (L)
0.28mm (W)
0.28mm (W) 倒R角
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IC-QFP
PCB Pad
0.254mm (W)
Stencil Aperture
宽度(W)方向内切15%
1.5mm (L)
0.165mm 0.18mm 0.4mm (P) 0.22mm
0.147mm 倒R角
0.85mm 0.4 pitch QFP
0.5mm
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IC-QFP
PCB Pad
0.23mm (W)
Stencil Aperture
宽度(W)方向内切10%
1.5mm (L)
0.165mm 0.187mm 0.213mm 0.4mm (P)
源自文库
0.173mm
PCB Pad Stencil Aperture
倒R角 1.55 mm (L) 0.3 mm (W) 1.65 mm
0.27mm 0.23mm 固定PAD1:1 开
PAD 长度方向（L）外扩0.15mm，内切0.05mm
1.85 mm (L) 0.27mm
0.38 mm (W)
0.5mm
倒R角
固定PAD1:1 开