Recommend Projects

Single Cell Boost Converter Circuit using Coin Cell – 5V Output

2 years ago 595
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments


In this project we will build a low cost 5V booster circuit that provides a constant regulated output voltage of 5V from a CR2032 coin cell; we will also design a compact PCB for this boost converter so that it can be used in all our future portable projects. The maximum output current of the boost converter will be 200mA which is good enough to power basic microcontrollers and sensors.



Single cell converter PCB


ID Name Designator Footprint Quantity
1 2032_HOLDER B1 2032HOLDER 1
2 BL8530 U1 SOT89 1
3 Type A USB1 USB-A-2 1
4 47uH L2 INDUCTOR_5X5MM_TDK_VLC5045 1
5 SS14 D1 DO-214AC 1
6 100uF C1 EIA3528 1
7 +5V P1 HDR-1X2/2.54 1


The owner does not allow comments in this project now

Comments (1)

Sam G Reply

Hi, I was wondering where you purchased the booster IC. I can't find anywhere to buy one.

如果需要转移工程请在个人中心 - 工程 - 工程高级设置 - 下载工程,下载后在 打开保存即可。
有问题联系QQ 3001956291 不再提醒
svg-battery svg-battery-wifi svg-books svg-more svg-paste svg-pencil svg-plant svg-ruler svg-share svg-user svg-logo-cn svg-double-arrow
We use cookies to offer you a better experience. Detailed information on the use of cookies on this website is provided in our Privacy Policy. By using this site, you consent to the use of our cookies.