Circuits DIY

[...] Jamie Navarro built a USB li-ion charger on breadboard. Now he is working to get it fine tuned to accurate voltage levels. He scored [...]

[...] Jamie Navarro built a USB li-ion charger on breadboard. Now he is working to get it fine tuned to accurate voltage levels. He scored [...]

[...] turn on LED in dark Simplest Solderless Breadboard Power Supply Simple LM358 OP-AMP based USB Li-ion charger The simplest F.M transmitter ever made [...]

[...] circuit Atmega8 based Voltmeter Ammeter for solar application Simple LM358 OP-AMP based USB Li-ion charger [...]

[...] Running inverters on battery drains the battery. This decreases the battery voltage. To regulate output voltage and to make it independent(upto a certain level) we use PWM based [...]

[...] and alertlinks gave me this circuit. This circuit generates a 24V supply from the 12V battery voltage and makes the required high voltage to drive the upper FETs. The 24V supply is made by a [...]

[...] Running inverters on battery drains the battery. This decreases the battery voltage. To regulate output voltage and to make it independent(upto a certain level) we use PWM based [...]

[...] and alertlinks gave me this circuit. This circuit generates a 24V supply from the 12V battery voltage and makes the required high voltage to drive the upper FETs. The 24V supply is made by a [...]

[...] , current, etc. Upon building, the major fault was discovered. There was no connection to the input voltage so the unit is unable to measure the input voltage. … Read More ... [...]

[...] , current, etc. Upon building, the major fault was discovered. There was no connection to the input voltage so the unit is unable to measure the input voltage. It is only able to measure the current. [...]

[...] inverters on battery drains the battery. This decreases the battery voltage. To regulate output voltage and to make it independent(upto a certain level) we use PWM based drivers like the SG3524 [...]

[...] inverters on battery drains the battery. This decreases the battery voltage. To regulate output voltage and to make it independent(upto a certain level) we use PWM based drivers like the SG3524 [...]

[...] PCB making at home Yet another regulated power supply board Mosfet based PWM sinewave Inverter board PCB Layout [...]

[...] Oscillator Inverter Oscillator Board using Flip Flops 74LS112 Mosfet based PWM sinewave Inverter board PCB Layout 100VA to 220VA MOSFET based Inverter kit circuit [...]

An year ago, I’ve shared a circuit of USB li-ion charger based on LM358opamp. The circuit had some problems as reported by commentators that inclide [...]

An year ago, I’ve shared a circuit of USB li-ion charger based on LM358opamp. The circuit had some problems as reported by commentators that inc [...]

[...] This is the completed PCB of the USB li-ion charger circuit. Link to project page: http://circuitsdiy.com/projects/usb-li-ion-charger Video demo: [...]

[...] This is the completed PCB of the USB li-ion charger circuit.   Link to project page: http://circuitsdiy.com/projects/usb-li-ion-charger Video [...]

[...] adjustable supply. They are for fine and coarse. Circuits Related to Bench PSU made by ARTESYN NLP40-7629J SMPS Yet another regulated power supply board DIY LED driver for 5Watt LEDs, 12V strips from [...]

Few months ago I ordered ARTESYN – NLP40-7629J – SWITCH MODE POWER SUPPLY from element14. Including shipping and taxes, it took nearly Rs. [...]

[...] like the SG3524 based one. Lets consider the following example: Battery capacity: 100Ah Battery voltage: 12V Inverter load: 500Watts Inverter efficiency (avg): 80%. Now when the … Read [...]

[...] like the SG3524 based one. Lets consider the following example: Battery capacity: 100Ah Battery voltage: 12V Inverter load: 500Watts Inverter efficiency (avg): 80%. Now when the battery is [...]

[...] ’ circuits in the internet. But to run most load like fan, TV, etc you need to have a sinewave inverter. Making sinewave or near-sinewave inverter is more complex and costly. But we can also [...]