PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic1143&OB=DESC.html
– Added ability to define custom (mfr. recommended) through-hole padstack Through-hole Crystal component family w/3D model 3D STEP – Relocate Pin 1 polarity marker depending if pin 1 is on side or center of QFP, QFN, PQFN 3D STEP
| https://pcbasupplies.com/tmt-ha300-1-hot-air-tool/
removal and reflow on components such as SOIC, CHIP, QFP, PLCC and others. Digital display shows temperature and status. Airflow meter provides visual feedback of air flow
Qinyi Electronics Co.,Ltd | https://www.qy-smt.com/shop/category/yamaha-1128/page/43?order=name+asc
0.0 CNY GLASS PCB ASSY .1 ¥ 0.00 0.0 CNY GLASS QFP 16P T=1.0ASSY(With White Sticker) ¥ 0.00 0.0 CNY GREASE ¥ 0.00 0.0 CNY GREASE GUN ¥ 0.00 0.0 CNY GREASE MOLYCOAT
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/topic3131&OB=DESC.html
"? I often have the exact same device from several vendors, yes some have the leads defined to go inwards or straight down. Then others have the true "GullWing" shape to the leads
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/terminal-option-settings-for-sot-devices_topic3131.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5171 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 06 Jun 2022 at 2:12pm The issue is that the terminal lead on some gull wing type packages comes straight out of the side and straight down or the terminal is bent inwards
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/terminal-option-settings-for-sot-devices_topic3131_post12461.html
"? I often have the exact same device from several vendors, yes some have the leads defined to go inwards or straight down. Then others have the true "GullWing" shape to the leads
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic3131&OB=ASC.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5380 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 06 Jun 2022 at 2:12pm The issue is that the terminal lead on some gull wing type packages comes straight out of the side and straight down or the terminal is bent inwards
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic3131&OB=DESC.html
"? I often have the exact same device from several vendors, yes some have the leads defined to go inwards or straight down. Then others have the true "GullWing" shape to the leads
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/leadfree.pdf
– No drop-in universal no lead paste – work with vendors is critical – Void formations can be an issue in no leads 5°C - 15°C15°C – 35°C“True” Process Window 230°C – 240°C230°C – 240°CMax PCB Temp 225°C – 235°C205°C - 215°CTypical Peak Temperature Range 216
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2022/04/leadfree.pdf
– No drop-in universal no lead paste – work with vendors is critical – Void formations can be an issue in no leads 5°C - 15°C15°C – 35°C“True” Process Window 230°C – 240°C230°C – 240°CMax PCB Temp 225°C – 235°C205°C - 215°CTypical Peak Temperature Range 216
