HardLabs

Charge pump

rmingon·charge_pump

Charge pump PCB layout, top view — open source board by rmingon

About the Charge pump PCB

Charge pump is an open source PCB design by rmingon, published on GitHub. It is a 2-layer board measuring 10.2 × 9.1 mm, with 5 components from 4 distinct parts.

Other key parts include the ltc3240edc3.3. By type, the board carries 3 capacitors, 1 IC and 1 connector.

It belongs with the iot & wireless and power & battery designs in this gallery.

From the project

IOT - Ultra tiny 3.3V or 2.5V Step-Up/Step-Down Charge Pump DC/DC Converter

Thank you to PCBWay for sponsoring this project by covering the cost of PCB production for beta. The boards turned out very nicely. The green solder mask looks solid and the grills holes is perfect.

Charge pump, from the project README
From the project README

Main components on the Charge pump

ltc3240edc3.3

Charge pump bill of materials (BOM)

5 components, 4 distinct parts.

QtyPartRefs
1
ltc3240edc3.3
LTC3240EDC-3_3
U1
1
Conn_01x03
J1
2
1uf
C1, C3
1
4.7uf
C2

Charge pump design files

The KiCad project lives in the rmingon/charge_pump repository on GitHub; these links point at the commit this page was built from.

Charge pump: common questions

How big is the Charge pump PCB?

The Charge pump measures 10.2 × 9.1 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Charge pump?

5 components, from 4 distinct parts. The full bill of materials is listed on this page.

Where can I download the Charge pump design files?

From the rmingon/charge_pump repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Charge pump design in my own project?

The repository has no license, so all rights stay with rmingon. Use it as a reference, and ask the author before reusing the design.

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