ON/OFF SWITCH WITH MOSFET

by ProjecTronic in Circuits > Electronics

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ON/OFF SWITCH WITH MOSFET

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Today we will see a very simple On Off switch that is easy to do using a MOSFET

Supplies

SCHEMATIC DIAGRAM

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Like all my projects, I share the schematic diagram so that you can do it yourself. The schematic diagram was designed in EASYEDA, a very professional and free electronic circuit design software, we can observe the electronic components that we use for this project and their respective values.

FUNCTIONING

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First we feed our PCB with a voltage of 12VDC

The operation is very simple, we only have two buttons, one on and one off to control the N-channel MOSFET, that is, when the voltage on its control pin exceeds, it will activate and when we send a 0v voltage, it will turn off, very easy to understand.

And finally we have a RELAY output, that is, we can control DC or AC loads but with a current output of 10A maximum.

IRF540N

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The IRF540N is a 100V Single N Channel Hexfet Power Mosfet in the TO-220AB package. This Mosfet has extremely low resistance per area of ​​silicon, dynamic dv/dt rating, fast switching, and rugged. Power MOSFETs are well known for providing high efficiency and reliability that can be used in a wide variety of applications.


Polarity: N channel

Continuous drain current Id: 33 A

Supply-source voltage Vds: 100 V

Turn-on resistance Rds(on): 44mohm

Measuring voltage Vgs Rds(on): 10 V

Threshold voltage Vgs: 4 V

Power dissipation Pd: 130mW

Minimum working temperature: -55 °C

Maximum working temperature: 175°C

Encapsulation: TO-220

3 pin

ELECTRONIC COMPONENTS

Here we will find the entire list of electronic components used for this project

  • 1 MOSFET CANAL N IRF540N
  • 2 BUTTON 4 PINS
  • 1 RELAY 12VDC 5 PINS
  • 1 RESISTOR 470ohm 1206 SMD
  • 1 LED 0805 GREEN
  • 1 DIODE 1N4148W SMD
  • 1 BLOCK TERMINAL GREEN 2 PIN
  • 1 BLOCK TERMINAL GREEN 3 PIN
  • 1 PCB

FEATURE

  • VIN 12VDC
  • CONTROL VOUT 30 VDC 10A
  • CONTROL VOUT 220VAC 10A
  • IMAX 100mA
  • EFFICIENT

EASYEda

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This project was made in the Easyeda software as we can see the tracks and the 3D image of the project working perfectly are no difficulty

PCBWay

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PCBWAY has 10 years in the electronics industry manufacturing professional PCBs, assembling PCBs managing to satisfy the demands of all parts of the world, in addition to meeting the highest quality and delivery time standards. PCBWAY allows the manufacture of your PCBs from 5 units.

This project was carried out thanks to PCBWAY, a company dedicated to the manufacture of prototypes and professional PCBs, in addition to offering you a ready assembly service with all the components in your PCBS, complying with the established quality and delivery time standards.

We thank PCBWAY, a leading company for manufacturing and assembling professional PCBs with the highest quality, PCBWAY has fair reasonable prices, punctual shipping time and 24-hour customer service, it also offers you the option of quoting all its services in his web page. Do not think twice and start manufacturing your professional PCBs from 5 units safely.

10pcbs at $5 order them here www.pcbway.com

We thank PCBWAY for the professional pcb they provide us for this project.

GERBER PCB:

https://mega.nz/file/OIoGRRaa#f16W6TcSs0J8isMl45L-xp-GHHm5IJfrfsUgc8_pK00