Voltage booster 0.2v

June 2019.
Can take 0.2v as input.

• Etsy: Can I sell it there?

Designs

1. Big Clive's JT. http://www.bigclive.com/joule.htm
2. Input: 0.7vdc. https://www.instructables.com/id/Adjustable-Voltage-Step-up-07-55V-to-27-55V/. Maxim Max757 specs
3. 0.2v to 1.6vdc. http://everycircuit.com/circuit/5025125131354112/0.2v-to-1.6v-joule-thief-booster-
4. 0.2v. https://www.youtube.com/watch?v=gLKEZNgnms4
5. I'ble Forever Light. https://www.instructables.com/id/The-Forever-Light-a-better-Joule-Thief/step2/How-to-test-the-circuit/
6. Chaniokolos
7. http://www.buchanan1.net/joule_thief.html
8. Super charged joule thief. https://rustybolt.info/wordpress/?p=221
9. Notes about various types of JTs. http://cappels.org/dproj/ledpage/leddrv.htm
10. LTC3108: Simple chip and circuit can take millivolts. http://www.linear.com/product/LTC3108. Backup link: https://archive.is/6jxK0.
11. Joule thief, 6 white LED. https://www.homemade-circuits.com/simplest-automatic-led-solar-light/
12. Joule thief, crude to modern. https://www.instructables.com/id/Joule-Thief-Circuits-crude-to-modern/

Using YX8018

The YX8018 is a voltage booster with 4 pins, often used in solar garden lights. It can be hooked to a battery and solar panel to charge it, and the solar panel, if it detects light, will turn off the light.

1. Data sheet with sample circuits. http://www.datasheetcafe.com/yx8018-datasheet-pdf/
2. Ible. https://www.instructables.com/id/Simple-Solar-Circuits/
3. Hacking garden light. Show different current with different inductors. https://ez.analog.com/university-program/b/blogs/posts/hacking-an-led-solar-garden-light
4. Solar garden LED light circuits. Several varieties with PDF schematics. https://skootsone.yolasite.com/solar-led.php

Using 5252F

1. Joule thief, crude to modern. https://www.instructables.com/id/Joule-Thief-Circuits-crude-to-modern/

Buy it

1. Mad Scientist. http://www.madscientisthut.com/Shopping/agora.cgi
2. Tindie. https://www.tindie.com/products/MakersBox/easy-joule-thief-soldering-kit/

Searches

1. Aliexpress. https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20190613023708&SearchText=joule+thief. Voltage booster search.
2. Banggood. https://www.banggood.com/search/joule-thief.html
3. Icstation.com. http://www.icstation.com/advanced_search_result.php?keywords=joule+thief&search_in_description=1
4. Mouser.