Laptops today are the what is called notebook computers, which now is becoming popular. Laptops can be brought into the bag making it suitable […]
Power Supply Circuits
Single Output Power Supply +1.25 V to 28 V / 1A Based on LM317
This Single output power supply is based on the LM317 voltage regulator, a little more efficient in terms of noise and ripple rejection of […]
Choosing a PC Power Supply by Power Comparison
Power supply is probably the most computer components are often overlooked by PCs buyers. However, this component is very important : such as when […]
Adjustable Regulated Power Supply 0-15V / 1A
This is the schematic diagram of adjustable power supply which the voltage output can be vary from 0V up to 15V with fixed current […]
Bipolar +/- 15V and 5V from Car Battery supply
This DC to DC Converter use Max 541 from Maxim, IC1 is a switching regulator that generates a 45-kHz signal that drives the gate […]
Single Output Power Supply +5V to +15 V / 1A based on LM78xx
This power supply is very simple and suitable for the device either analog or digital type. Key Features of the power supply: Voltage: 5 […]
Single Output Power Supply 12V / 5A based on LM338
This Single output 12 V / 5A power supply provides power for equipment that requires a large energy (Audio amplifier for car radio, CB, […]
Positive Regulator with PNP Boost
The IC8211 (Programmable Voltage Detectors) provides the voltage reference and regulator amplifier, while Q1 is the series pass transistor. R1 defines the output current […]