Power supply
BeeHive-org·BeeHive·hardware/PCBs/power_supply/power_supply.kicad_pcb
About the Power supply PCB
Power supply is an open source PCB design by BeeHive-org, published on GitHub under the MIT license. It is a 2-layer board measuring 45.5 × 48.5 mm, with 14 components from 11 distinct parts.
Other key parts include the LM2596T-5.0/NOPB. By type, the board carries 7 connectors, 2 diodes, 2 capacitors, 1 IC, 1 inductor and 1 resistor.
It belongs with the power & battery designs in this gallery.
From the project
BeeHive: a flexible open hardware platform for behavioural experiments
In this folder users & collaborators will find designs and considerations about the hardware parts being developed in this project.
The pin mapping of the ESP32 controller and our board can be seen here:
Using table 2 of this manual we can see all the options for each pin.

Main components on the Power supply
Power supply bill of materials (BOM)
14 components, 11 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM2596T-5.0/NOPB LM2596S-5 ITO-220 | TO-220-5_P3.4x3.7mm_StaggerOdd_Lead3.8mm_Vertical | U1 |
| 1 | 455-2249 Conn_01x02 JST | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J1 |
| 2 | 455-2247 Conn_01x02 JST | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J2, J3 |
| 3 | Conn_01x02 | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J4, J5, J6 |
| 1 | USB_A | USB_A_Wuerth_614004134726_Horizontal | J7 |
| 1 | 1N5822-E3/73 LED Vishay | LED_D3.0mm | D1 |
| 1 | D_Schottky | D_DO-201_P15.24mm_Horizontal | D2 |
| 1 | RLB0914-330KL 33µH Bourns | L_Radial_D10.0mm_P5.00mm_Neosid_SD12_style3 | L1 |
| 1 | 16ZL680MEFC10X16 680µ Rubycon | CP_Radial_D10.0mm_P5.00mm | C1 |
| 1 | EEU-FM1E221 220µ Panasonic | CP_Radial_D8.0mm_P3.80mm | C2 |
| 1 | 560 | R_Box_L13.0mm_W4.0mm_P9.00mm | R1 |
Power supply design files
The KiCad project lives in the BeeHive-org/BeeHive repository on GitHub; these links point at the commit this page was built from.
Power supply: common questions
How big is the Power supply PCB?
The Power supply measures 45.5 × 48.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Power supply?
14 components, from 11 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Power supply design files?
From the BeeHive-org/BeeHive repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Power supply design in my own project?
Yes, under the terms of its MIT license, which BeeHive-org chose for the repository.
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