TC4452VMF

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	TC4452
Supplier Device Package:	8-DFN-S (6x5)
Package / Case:	8-VDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	30ns, 32ns
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	13A, 13A
Series:	--
Voltage - Supply:	4.5 V ~ 18 V
Gate Type:	IGBT, N-Channel, P-Channel MOSFET
Number of Drivers:	1
Channel Type:	Single
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tube

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TC4452VMF PMIC - Gate Drivers Application Field and Working Principle

The TC4452VMF is a type of PMIC - Gate Driver that provides the necessary functionality to control high power MOSFETs or IGBTs used in high voltage or high current circuits. It is specifically designed to drive high-current IGBTs or MOSFETs up to 600V and 15A respectively. It utilizes a minimum number of external components and has built-in current-limiting, bootstrap diode and body diode for optimized performance. It is also designed for ease of use with its ESD protection and reverse voltage protection features. It is suitable for automotive, motor control systems, server and telecom power applications.

Features

* Dual high-side and low-side gate driver outputs* Current limit up to 16A* Single power supply operation (6.0V 30V)* Enhanced ESD protection* Short delay turn-on time* Reverse Voltage Protection* Adjustable propagation delay

Working Principle

The TC4452VMF works by providing a controlled current to the gates of high-power MOSFETs or IGBTs. This current is used to turn off the device when it is not needed, or to turn it on when the desired state is desired. The current is provided by an on-chip gate driver, which acts as a bridge between the input signal and the device gate. The device also includes a boost regulator that steps up the voltage to the gate of the device. The TC4452VMF also includes a power control circuit that provides current limiting, as well as a level-shifted start up and shutdown protection circuit. The level-shifted start up protection is designed to limit the inrush current during startup, so that the device starts up without any unexpected spikes in current. The Shutdown protection circuit is designed to prevent damage due to high dV/dt during shutdown, so that the device can be safely shut down without damaging the device. The TC4452VMF also includes built-in body diode and bootstrap diode, to provide overvoltage and undervoltage protection, respectively. The body diode helps to prevent excessive current flow, while the bootstrap diode protects the gate driver from current spikes when switching between high and low states. In summary, the TC4452VMF is a high power PMIC Gate Driver, which provides protection against overvoltage, undervoltage, current spikes, and ESD. It has a minimum number of external components and utilizes built-in current-limiting, body diode and bootstrap diode for optimized performance. It is suitable for automotive, motor control systems, server and telecom power applications.

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