Power Supply
Switching power supply whose output voltage is appreciably lower than its input voltage has an interesting property: the current drawn by it is smaller than its...
6A regulated variable powersupply
The following diagram is the schematic diagram of variable power supply which will deliver 0 to 28V output voltage at 6/8 A electric current. Component Part Lis...
50W Offline Switching Power Supply
The following diagram is the 50W offline switching power supply circuit design. The circuit powered by a MOSFET. BUZ80A/IXTP4N8 for 220V AC voltage input and GE...
5v regulated solar cell power supply circuit diagram
Powered with solar panel, the circuit will give you 5V pure regulated DC voltage. The circuit is made up of an oscillator transistor as well as a regulator tran...
Stabilized DC Power Supply with Short-Circuit Indication
Stabilized DC Power Supply with Short-Circuit Indication. The circuit gives you four different regulated DC outputs (12V, 9V, 6V and 5V) and an unregulated 18V ...
3A Switching Power Supply
The following diagram is the 50W offline switching power supply circuit design. The circuit powered by a MOSFET. BUZ80A/IXTP4N8 for 220V AC voltage input and GE...
three rails regulated power supply
This circuit generates 3 source regulated voltages applying a minimum of electronic parts. The output DC voltage are +12V ; +5V and -5V. Diodes D2 and D3 conduc...
1 9V Variable Desktop Power Supply
Variable desktop power supply which will convert a high input voltage (12V) from the SMPS / PSU of a desktop computer into small output voltage (1.25 to 9....
Full Wave Rectifier Circuit with Averaging Filter
This circuit is average reading use rms calibrated AC voltmeter. Deletion of C2 removes the averaging function and provides a precision full-wave rectifier, and...
schematic 1 3 volt power source
This circuit is a circuit diagram of resource replacement 1. 3V mercury cells or other small batteries. This has many uses and you can use this circuit in the c...
PC Fan Speed Controller - For a Low-Noise PC
The fan runs constantly in many PCs, which may not even be necessary. A simple controller circuit can regulate the fan speed according to demand. This not only ...
Visible-red-continuous-laser-gun
Ql and Q2 switch the primary windings of transformer Tl via a square wave at a frequency determined by its magnetic properties. Diodes Dl and D2 provide base re...
Variable Power Supply Using Switching Regulator
If you are a hobbyist or a professional electronic engineer who make many electronic experiment, troubleshooting, or testing, providing wide range variable....
Variable High Power
Current handling capability of a power supply system often needed to be checked. Finding high power rated variable resistor to provide variable load testing....
Variable Dc Power Supply
A Variable DC Power Supply is one of the most useful tools on the electronics hobbyist`s workbench. This circuit is not an absolute novelty, but it`s simple, re...
Variable (Adjustable) Current Limiter Circuit
This circuit provide automatic current limiting up to 8. 4A. Unlike current limiter that uses only a resistor, this current limiting circuit doesn`t drop the vo...
USB Fuse
Life in the 21st century would be almost unbearable without some of the computer peripherals that PC users now look on as essentials - take for example the USB ...
Switching-power-supply
This low-voltage high-current output, sWitching de power supply is running off the 220-Vac input. In this circuit, an ST2 diac relaxation oscillator, Q3, Cl, an...
Schematic 1.3 Volt Power Source
This circuit is a circuit diagram of resource replacement 1.3V mercury cells or other small batteries. This has many uses and you can use this circuit in the co...
Power Supply 13.8V 5A with LM338
This ac to dc power supply can output 5A in continous operation and 12A peak current. This kind of dc power supplies uses a PCB so you can use two case typ....