Working principle of digital power supply, usage method of digital power supply

Working principle of digital power supply, usage method of digital power supply

Digital power supply is a regulated power supply based on digital signal processing technology. It can accurately adjust the output voltage and current under digital control, and has the advantages of high accuracy, strong stability, and fast response speed. It is widely used in various fields.

The working principle of digital power supply

The core part of a digital power supply is a digital signal processor (DSP) chip, which can digitize input signals to obtain stable output voltage and current. When a digital power supply is in operation, the input voltage and current signals are first converted into digital signals through a sampling circuit, and then processed by a DSP chip to output corresponding digital signals. The digital signals are then converted into analog signals through a digital to analog converter (DAC), ultimately achieving precise voltage regulation output.

How to use digital power supply

The usage method of digital power supply is relatively simple, and the specific steps are as follows:

1. Connect the power supply: Connect the power cord of the digital power supply to the mains socket. After powering on, the indicator light of the digital power supply will light up.
2. Set output parameters: Follow the instructions in the digital power supply manual to set output voltage, current, and other parameters. Generally speaking, the setting method of digital power supply is knob or button setting, and the setting result is displayed on the LCD screen.
3. Connect the load: Connect the load that needs power supply to the output interface of the digital power supply to ensure correct wiring.
4. Power on: Press the power switch, and the digital power supply will start working, outputting the corresponding regulated power supply.

In short, digital power supplies have the advantages of good stability, high precision, and fast adjustment speed. Their working principles and usage methods are also easy to understand and master, so they are increasingly favored by people. I hope the above content can help you better understand digital power supplies.