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Dario Cose

ITALY • + Follow Edit Project

0

Description

Battery Sucker UM3429

Custom breakout board featured in my "Battery Sucker" video, designed to benchmark modern DC-DC boost converters against the classic Joule Thief.

Watch the video below to see how they perform on the test bench!

Download Gerbers

May 29,2026

38 views

Battery Sucker UM3429

2 Layers PCB 15.2 x 20.3 mm FR-4, 1.6 mm, 1, HASL with lead, Blue Solder Mask, White silkscreen

Squeeze every millivolt with this ultra-cheap UM3429 boost board, featuring an incredible 0.11V startup voltage.

38

0

1

Published: May 29,2026

Standard PCB

Download Gerber file 0

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Copyright Info

Attribution-ShareAlike (CC BY-SA) License

Under the Attribution-ShareAlike (CC BY-SA) License.

PCB
Rigid-Flex
Assembly
SMD-Stencil
CNC
Sheet metal
3D Printing
Injection Molding

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Topic

DIY Electronics

DIY Power supply Battery

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