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 In today's lighting field, LED (light-emitting diode) has become the mainstream lighting choice by virtue of its energy saving, long life, high brightness and many other advantages. Whether it's a cozy table lamp at home, or a gorgeous billboard on a busy street, or a bright landscape light on a tall building, LEDs are everywhere. However, behind these brilliant LEDs, there is a component that plays a key role but is often overlooked -- the LED driver . Today, MobikeChip will bring you an in-depth understanding of LED drivers.   Definition of LED Driver  LED driver is essentially a power conversion device, which is responsible for converting the input power, usually AC mains, into a form of power suitable for LED operation. LED is a semiconductor device that is extremely sensitive to voltage and current, and unlike traditional incandescent bulbs, it cannot be directly connected to the 220V AC mains to operate. LED driver's task is to provide such a stable and suitab...

 Gate drivers play an extremely important role in modern power electronics systems. Today, MobikeChip takes an in-depth look at gate drivers to see what they are and how they play a key role in a variety of circuits.    Definition of a Gate Driver  A Gate Driver is essentially a circuit whose primary function is to enhance the gate signal of a Field Effect Transistor ( MOSFET ) or Insulated Gate Bipolar Transistor (IGBT). As we know, MOSFET and IGBT semiconductor switches in the electronic system is responsible for controlling the current on and off, but their gate signal is often weak, directly from the controller output signal is difficult to drive them efficiently and stably. And the emergence of the gate driver, the perfect solution to this problem. It is like a signal “translator”, the controller output low voltage, low current signal, into high voltage, high current pulse, so as to accurately control the gate of MOSFET or IGBT, greatly improving the performance...