half brige converter circuit | Next Electronics

Digitally adjustable precision reference driven via PWM

This simple circuit converts a 5V PWM signal into a variable precision reference voltage with a range of -2.5V to +2.5V. Many designs, such as a digitally controlled power supply or a programmable dummy load, require a Digital to Analog...

PWM Motor Speed Control Using Class D Audio Amplifier

This is a Class D audio amplifier circuit used to control the PWM motor speed. This circuit has two advantages for battery-powered portable devices. First, it provides high efficiency, which extends battery life. The Class D audio amplifier operates by modulating...

Zero rectifier regulator schematic

The pre-regulator circuit is connected to a capacitor and a resistor element. The regulator operates in its conducting direction through the input. A capacitor is connected to AC power, and in the blocking direction, it limits the current, allowing the...

PWM Dimmer/Motor Speed Controller

This project addresses the need for a simple circuit that can dim LED lights or control the speed of 12V DC motors. The circuit utilizes Pulse Width Modulation (PWM) to manage the effective or average current flowing through an LED...

mosfet How to switch between a solar panel and battery

A 12V battery is charged using a solar panel. When the battery reaches 12V, the solar panel is disconnected from the battery, and the load is connected to the battery. The solar panel is reconnected to the battery when the...

Adjustable half-wave rectifier charging circuit

The adjustment potentiometer RP is utilized to modify the charging current. The adjustment potentiometer, designated as RP, serves a critical function in regulating the charging current within an electronic circuit. This component is typically a variable resistor that allows for fine-tuning...

Electronic pulse circuitry fishing

The circuit utilizes the SC3525A, a PWM silicon chip from US General Semiconductor. It features an error amplifier with an inverting input at pin 1. Pin 2 serves as the non-inverting input for the error amplifier. Pins 5 and 6...

PWM Lamp or Motor Controller

This design is intended as a dimmer for a 12V reading lamp, but it can also function as a motor speed controller for devices like drills. The circuit modulates the voltage supplied to the load, allowing for variable pulse width...

Amplifier Circuit using MOSFET Output Stage

Amplifier circuit featuring a MOSFET output stage, serving as an alternative to the output stage that utilizes bipolar transistors. Advantages of the MOSFET amplifier include ease of operation, the ability to handle hundreds of watts with straightforward parallel configurations, a...