Power supply linear regulator 78xx
gkeiel·pcb_design_kicad·power_supply_linear_regulator_78xx/power_supply_linear_regulator_78xx.kicad_pcb
About the Power supply linear regulator 78xx PCB
Power supply linear regulator 78xx is an open source PCB design by gkeiel, published on GitHub under the MIT license. It is a 2-layer board measuring 36.4 × 32.9 mm, with 11 components from 7 distinct parts.
Other key parts include the L7812. By type, the board carries 5 diodes, 2 connectors, 2 capacitors, 1 IC and 1 resistor.
It belongs with the power & battery designs in this gallery.
From the project
Printed circuit boards (PCBs) designs for some electronic circuits
PCB design of a power supply up to 1.5A 24V with regulator 78xx.

Main components on the Power supply linear regulator 78xx
Power supply linear regulator 78xx bill of materials (BOM)
11 components, 7 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | L7812 | TO-220-3_Vertical | U3 |
| 2 | Conn_01x02_Pin | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J1, J2 |
| 4 | 1N4007 | D_DO-41_SOD81_P10.16mm_Horizontal | D1, D2, D3, D4 |
| 1 | LED | LED_D3.0mm | D5 |
| 1 | C_Polarized | CP_Radial_D10.0mm_P5.00mm | C1 |
| 1 | C | CP_Radial_D6.3mm_P2.50mm | C2 |
| 1 | R | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1 |
Power supply linear regulator 78xx design files
The KiCad project lives in the gkeiel/pcb_design_kicad repository on GitHub; these links point at the commit this page was built from.
Power supply linear regulator 78xx: common questions
How big is the Power supply linear regulator 78xx PCB?
The Power supply linear regulator 78xx measures 36.4 × 32.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Power supply linear regulator 78xx?
11 components, from 7 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 linear regulator 78xx design files?
From the gkeiel/pcb_design_kicad 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 linear regulator 78xx design in my own project?
Yes, under the terms of its MIT license, which gkeiel chose for the repository.
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