power electronics

Diode Clamper Circuits Diode Clamper Circuits

Previously we learned about Clipper Circuits, which are used to clip off the positive or negative part of the Alternating…

Relay Logic Control - Symbols, Working and Examples Introduction to Relay Logic Control - Symbols, Working and Examples

Relay logic control systems are truly a foundation of industrial automation, and electromagnetic relays are necessary to…

Schottky Diode – Characteristics, Parameters and Applications Schottky Diode – Characteristics, Parameters and Applications

Diode is one of the basic components that are commonly used in electronic circuit designs, it can be commonly found in…

Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs

LED bulbs are said to be 80% more efficient than other conventional lighting options like fluorescent and incandescent bulbs.…

Mechanically powered Emergency Flashlight Mechanically powered Emergency Flashlight

Flashlight or Torch is very useful in emergency situations like power failure. These flashlights are battery-operated, and we…

What is Bleeder Resistor and where it is used? What is Bleeder Resistor and where it is used?

Bleeder resistors are standard high value resistors which are used to discharge the capacitor in filter circuit. The…

Diode Clipper Circuits Diode Clipper Circuits: Design & Demonstration

As the name suggests, Clipper circuit is used to “clip” a portion of input signal without distorting the remaining part of the…

How to Measure Current with an Oscilloscope How to Measure Current with an Oscilloscope

Measuring current is a simple task – all you need to do is hook up a multimeter to the circuit you want to measure and the…

Galvanic Isolation – Signal Isolation and Power Isolation Galvanic Isolation – Signal Isolation and Power Isolation

An average household microwave oven operating at 110/220V AC can produce upto 2800V inside it, which is…

New 500W-650W AC-DC Power Supplies for Medical Devices Including BF Applications New 500W-650W AC-DC Power Supplies for Medical Devices Including BF Applications

XP Power released PBR500 and PBR650 series, two new ranges of AC-DC power supplies that provide BF class insulation for…