TC4420EPA Microchip Technology IC GATE DRVR LOW-SIDE 8DIP


The TC4420EPA is a gate driver IC produced by Microchip Technology with the following specifications:


  • Type: Low-Side Gate Driver
  • Package: 8-DIP (Dual Inline Package)
  • Manufacturer: Microchip Technology
  • Model: TC4420EPA
  • DataSheet

    TC4420EPA PDF

Key Features:

  1. Low-Side Gate Driver: This IC is designed to drive the low (or ground) side of a MOSFET or an IGBT (Insulated Gate Bipolar Transistor). Low-side drivers are commonly used in applications where the load is switched to ground.

  2. Package Type (8-DIP): The 8-DIP package is a standard Dual Inline Package consisting of 8 pins, suitable for through-hole soldering on a printed circuit board (PCB).

Main Specifications and Uses:

  • Gate Driving: The TC4420EPA is specifically designed to provide the necessary drive voltage and current to efficiently switch the gate of a MOSFET or IGBT on the low-side of a circuit.

  • Protection Features: Gate drivers like the TC4420EPA often come with protection features such as under-voltage lockout (UVLO), over-current protection, and thermal shutdown to protect the driver and the external switch.

  • Switching Speed: Gate drivers are optimized for high-speed switching to reduce switching losses and improve the efficiency of power electronics systems.

Working Principle:

Gate drivers play a crucial role in power electronics systems by providing the necessary voltages and currents to switch power semiconductor devices such as MOSFETs and IGBTs. Low-side gate drivers specifically control the ground side of the switch.

Typical Applications:

  • Switch-Mode Power Supplies: Gate drivers are commonly used in switch-mode power supply applications to control the switching of power transistors efficiently.

  • Motor Drives: In motor drive applications, gate drivers are essential for controlling the power switches that drive the motor.

  • Inverters: Inverters used for converting DC power to AC power require gate drivers to control the switching of power devices.

  • Industrial Automation: Gate drivers are widely used in industrial automation systems for various control and power conversion tasks.

The TC4420EPA from Microchip Technology is a specialized low-side gate driver IC designed to drive MOSFETs or IGBTs on the low-side of a circuit efficiently. It is commonly used in various applications in power electronics, motor control, and industrial automation where precise control of power switching is required. Please refer to the datasheet and application notes provided by the manufacturer for detailed information on electrical characteristics, pin configurations, and application guidelines when integrating this IC into your circuit design.