HACKED!: Laser Diode from DVD Burner || Constant Current Source

2015-06-14

[public] 3.83M views, 36.3K likes, dislikes audio only

UPDATE: It works! Here is a small video where I use another laser diode: https://youtu.be/DSwHNE-rjv4

Previous video: /youtube/video/XCnI6ZOYKes

Constant Current Load video: /youtube/video/8uBcywBUTkw

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Parts list, Schematic, PCB Layout is on instructables: http://www.instructables.com/id/DIY-Laser-Diode-Driver-Constant-Current-Source/

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Twitter: https://twitter.com/GreatScottLab

Support me for more videos: https://www.patreon.com/GreatScott?ty=h

Parts list (affiliate links):

Aliexpress:

1x Laser Module: https://s.click.aliexpress.com/e/_dZlipG7

1x MCP602: https://s.click.aliexpress.com/e/_d7gXXAP

1x 3.3Ω / 5W Resistor: https://s.click.aliexpress.com/e/_dVdbbC3

1x Vero Board: https://s.click.aliexpress.com/e/_dWvCu9h

1x 1kΩ Resistor: https://s.click.aliexpress.com/e/_dYW3fCj

1x IRLZ44N N Channel MOSFET: https://s.click.aliexpress.com/e/_dSubBCb

2x Screw Terminal: https://s.click.aliexpress.com/e/_d8g2zdz

1x 500kΩ Potentiometer: https://s.click.aliexpress.com/e/_BfhVhtCx

1x Thermal Paste: https://s.click.aliexpress.com/e/_dViWRGj

In this episode of HACKED! I will show you how I extracted a laser diode from a DVD Burner which should have the power to ignite a match. In order to power the diode correctly I will also demonstrate how I build a constant current source which delivers a precise and steady current to the load.

Music:

2011 Lookalike by Bartlebeats