Hp led switch
BeeHive-org·BeeHive·hardware/PCBs/hp_led_switch/hp_led_switch.kicad_pcb
About the Hp led switch PCB
Hp led switch 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 × 71 mm, with 24 components from 8 distinct parts.
Other key parts include the TC4427CPA. By type, the board carries 8 connectors, 8 resistors, 4 transistors, 2 ICs and 2 capacitors.
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 Hp led switch
Hp led switch bill of materials (BOM)
24 components, 8 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | TC4427CPA | DIP-8_W7.62mm_LongPads | U1, U2 |
| 4 | IRFZ44NPBF IRLZ44N | TO-220-3_Vertical | Q1, Q2, Q3, Q4 |
| 2 | 455-2249 Conn_01x04 | JST_XH_B4B-XH-A_1x04_P2.50mm_Vertical | J1, J2 |
| 4 | 455-2247 Conn_01x02 | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J3, J4, J5, J6 |
| 2 | Conn_01x02 | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J7, J8 |
| 2 | C321C104K5R5HA 100nF KEMET | C_Disc_D7.0mm_W2.5mm_P5.00mm | C1, C2 |
| 4 | A131472 47 | R_Box_L13.0mm_W4.0mm_P9.00mm | R1, R2, R3, R4 |
| 4 | A104669 1k | R_Box_L13.0mm_W4.0mm_P9.00mm | R5, R6, R7, R8 |
Hp led switch 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.
Hp led switch: common questions
How big is the Hp led switch PCB?
The Hp led switch measures 45.5 × 71 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Hp led switch?
24 components, from 8 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 Hp led switch design files?
From the BeeHive-org/BeeHive repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Hp led switch design in my own project?
Yes, under the terms of its MIT license, which BeeHive-org chose for the repository.
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