DC motor direction change circuit

Change the Direction of a DC Motor

September 9, 2025 admin 0

This circuit is about how to change the direction of a DC motor using a BC547 transistor. Since the BC547 transistor is a small-signal NPN transistor, it cannot directly drive most motors. So we usually combine it with a relay or {Read More}

Difference between BC547 and BC557 Transistor

Difference between BC547 and BC557 Transistor

September 9, 2025 admin 0

The transistor BC547 is a popular NPN bipolar junction 3-terminal device widely used in electronic circuits for switching and amplification. It belongs to the BC54x series and is designed for low-current, medium-voltage, and low-power applications. With a maximum collector current {Read More}

Octopus Energy releases home EV charger

Octopus Energy releases home EV charger

September 8, 2025 admin 0

Octopus Energy releases home EV charger. The largest energy supplier in the UK has introduced and launched its own EV (electric vehicle) charger called the Octopus Charge. This is the latest development as of September 3, 2005. The main aim {Read More}

Voltage multiplier circuit

Voltage multiplier circuit

September 8, 2025 admin 0

In this post we are going to discuss a voltage multiplier circuit diagram with its full working. A voltage multiplier is an electronic circuit that converts AC voltage into high DC voltage by using diodes and capacitors. We can design {Read More}

TLX9165T photorelay delivers 1500V protection

TLX9165T photorelay delivers 1500V protection

September 7, 2025 admin 0

The TLX9165T photorelay is a high-reliability automotive device developed by Toshiba. It is engineered specifically for high-voltage battery management systems (BMS) in electric vehicles and energy storage systems. Toshiba releases a new 1800V automotive photorelay for high-voltage EV batteries. Here EV is {Read More}

Over voltage and Under Voltage Protection System

Over voltage and Under Voltage Protection System

September 5, 2025 admin 0

Unexpected changes in the power supply may become the cause of many problems in the homes, offices, and industries.Voltage up and down in the electric power has a very dangerous effect on the connected load.Fluctuations of overvoltage and undervoltage protection {Read More}