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LAOS Mainboard v03 » History » Version 5

Anonymous, 2012-07-12 21:27

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h1. LAOS Mainboard v0.3
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{{>toc}}





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!DSC_3506.jpg!





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h2. Common parts





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These parts are needed for every board, no matter the type of laser it will be used for.





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|_.Count|_.Component|_.RS Part No.|_.RS Price|_.Farnell Part No.|_.Farnell Price|_.Comment|





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|1|ARM mbed LPC1768 Module|703-9238|€ 49,53|1761179| €49,73|Mbed|





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|1|Hirose DM1B-DSF-PEJ(82)|685-0788|€ 2,22|1764373|€2,65|reverse SD Memory Card connector|





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|2|DIL socket,0.3in pitch, 16 pin|402-771|€ 0,18|1077315| €2,17||





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|2|Harwin M20-7832046|681-6851|€ 5,31|9688862|€ 7,07 |Mbed Footprint|





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|1|MAGJACK SI-60002-F|741-8477|€ 4,38|1137981|€6,27|Network connector (with LEDs: Farnell:1137983)|





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|2|IC KB847|619-2026|€ 1,96|2001656| €1,37|(5 pcs min)|





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|1|2GB SD card|539-7804|€ 9,40| | |SD Card (cheaper at Mycom: € 4,99)|





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|1|100R resistor|707-7587|€ 0,02| | ||





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|1|120R resistor|707-7599|€ 0,02| | ||





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|4|330R resistor|707-7622|€ 0,02| | ||





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|15|1K resistor|707-7666|€ 0,02| | ||





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|2|2K2 resistor|707-7690|€ 0,02| | ||





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|11|10K resistor|707-7745|€ 0,02| | ||





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|5|100nF capacitor|721-5240|€ 0,07| | ||





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|1|22nF capacitor|721-5268|€ 0,12| | ||





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|1|100 uF capacitor (ELCO)|520-0996|€ 0,28| | |min. voltage: 12V|





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|1|1000 uF capacitor (ELCO)|520-1090|€ 1,31| | |min. voltage: 25V (depending on your motor voltage)|





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|1|Red LED|708-2753|€ 0,09| | ||





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|1|Green LED|708-2756|€ 0,11| | ||





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|1|Yellow LED|708-2769|€ 0,11| | ||





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|1|Laos PCB Rev 0.3| |€ 15,00| | |Available from our [[WebShop]]|





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h2. Connectors





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h3. Phoenix





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|_.Count|_.Component|_.RS Part No.|_.RS Price|_.Farnell Part No.|_.Comment|





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|7|Phoenix 4-pin terminal block|189-6032|€ 3,05|3705377| |





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|7|Phoenix 4-pin PCB header|189-6127|€ 1,04|3705195| |





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|3|Phoenix 2-pin terminal block|189-6010|€ 1,746|3705353| |





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|3|Phoenix 2-pin PCB header|189-6105|€ 0,51|3705171| |





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|1|pin-header 1x4|251-8632|€ 1,056| | |





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h3. JST (HPC LS3020 Pro)





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The HPC LS3020 Pro uses low cost JST connectors on their cables.





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|_.Count|_.Component|_.RS Part No.|_.RS Price|_.Farnell Part No.|_.Farnell Price|_.Comment|





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|1|WUERTH ELEKTRONIK 3WAY PCB connector RIGHT ANGLE 5.08mm|189-6571|€ 0,62|1641987|€ 0,60|PCB Power connector|





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|5|JST 4 pin PCB connector B4B-XH-A (LF)(SN)|543-2733|€ 0,16|1516278|€ 0,20|Stepper drivers, Endstop & Laser and I2C|





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|2|JST 4 pin housing XHP-4|353-1636|€ 0,07|1516266|€ 0,10|For endstop and laser cable (usually provided with laser)|





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|1|JST 2 pin housing XHP-2|353-1614|€ 0,05|1516264|€ 0,05|To add laser power modulation|





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|2|JST Socket insert BXH-001T-P0.6|353-1591|€ 0,04|1516301|€ 0,05|To add laser power modulation|





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_Note_ - You need to modify the cables a bit to connect to the correct pins, see description in the [[Installation_HPC|HPC installation section]]. Connectors may have significant minimum order quantity. You may ask Peter if he has some he can supply when ordering the PCB.





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h3. JST (HPC LS3020)





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The HPC LS3020 uses low cost JST connectors on their cables.





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|_.Count|_.Component|_.RS Part No.|_.RS Price|_.Farnell Part No.|_.Farnell Price|_.Comment|





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|1|WUERTH ELEKTRONIK 3WAY PCB connector RIGHT ANGLE 5.08mm|189-6571|€ 0,62|1641987|€ 0,60|PCB Power connector|





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|3|JST 4 pin PCB connector B4B-XH-A (LF)(SN)|543-2733|€ 0,16|1516278|€ 0,20|Stepper drivers, Endstop & Laser and I2C|





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|2|JST Socket insert BXH-001T-P0.6|353-1591|€ 0,04|1516301|€ 0,05|To add laser power modulation|





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|1|FFC / FPC connector|718-8772 (straight, untested)|€ 0,18|1816463|€ 0,30|This connector combines X-axis and endstops!|