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Simple Switching Power Supply 15 Watt
This Simple switching power supply for 15 Watt can be used to power any load up to 15 … 20 watts and has smaller dimensions than a similar, but with the step-down transformer, operating at a frequency...
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Low Power 5V Switching Regulator
This simple switching regulator circuit have 5 V output, the input provide by a 9 V battery. It having 80% efficiency and 50mA output capability. How simple switching Regulator works: While Q1 is...
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Electronic crowbar for AC and DC lines
For positive protection of electrical or electronic equipment, use this against excessive supply voltage. Because of incorrect switching, electrical wiring, short circuits, or failure of regulators,...
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Car DC to DC Converter for laptops
Laptops today are the what is called notebook computers, which now is becoming popular. Laptops can be brought into the bag making it suitable for business trips. And even as the “home entertainment...
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Simple LCD Power Supply
Laptop display commonly apply large screen Lcds, which generally will need a adjustable and a negative supply to ensure highest possible contrast. This circuit works with the system’s positive...
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Switch Mode Voltage Regulator with 85% efficiency
Switch Mode Power Supplies (SMPS) is now widely used in modern electronic equipment due to its compact design and high efficiency of about 80% or more. The switch-mode regulator circuit presented here...
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Sega Game Gear Power supply
Here is a power supply circuit for sega game gear for the additional collection of your circuit. For a more complete explanation can be found on the website http://hardware.speccy.org. Note: The value...
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12V / 10A Switching Power Supply
This is the circuit diagram of 12V / 10A switching power supply. The circuit, shown in the schematic, provides 12 volts, at 10 amperes, maximum, using a discrete transistor regulator with an op-amp...
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0-30V / 5A Adjustable Symmetrical Power Supply
In the scheme diagram below we present a 0-30V / 5A adjustable symmetrical power supply that can cover a wide range of applications for laboratory or workshop. Values are included in the design...
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Isolated Feedback SMPS 5VDC 1.5A
Above schematic design is an isolated feedback SMPS (switched mode power supply) circuit using the isolated feedback capabilities of the TL3103 for both current and voltage sensing. This powersupply...
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