BLF 15dd_v3.1

author: Cereal_Killer
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2 layer board of 0.60 x 0.60 inches (15.2 x 15.2 mm)
Uploaded: October 23rd 2014
Shared: October 23rd 2014
Total Price: $1.75

Open source direct driver LED driver populated with most parts off a standard 105c. See post #1360 in this thread (http://budgetlightforum.com/node/29562)

  • D1 is SOT-323
  • C1 is 10uf 0805 X7R
  • OTC is 0805 (1uf for off-time based FW)
  • R1 & R2 is the voltage divider (0805’s)
  • D1 = SOD-323 (pad is R3 0805 if zener modded)
  • Z1 is SOD-123 4.3v zener (only populate if needed)
  • FET is SOT-23-3 (such as AO3400A or IRLML2502)

Open source direct driver LED driver populated with most parts off a standard 105c. See post #1360 in this thread (http://budgetlightforum.com/node/29562)

  • D1 is SOT-323
  • C1 is 10uf 0805 X7R
  • OTC is 0805 (1uf for off-time based FW)
  • R1 & R2 is the voltage divider (0805’s)
  • D1 = SOD-323 (pad is R3 0805 if zener modded)
  • Z1 is SOD-123 4.3v zener (only populate if needed)
  • FET is SOT-23-3 (such as AO3400A or IRLML2502)
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      Hey there! Before ordering, make sure you have all all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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