TC4429EMF713

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PMIC (Power Management Integrated Circuit) devices are necessary components that manage the power consumption of a system. Gate drivers are one of the important PMIC subcategories responsible for maintaining and controlling the switching operation of high power devices. The TC4429EMF713 is a MOSFET gate driver which offers a wide range of features and an excellent performance. This article discusses the applications, working principles, and other important features of the TC4429EMF713.

Applications of TC4429EMF713

The TC4429EMF713 is a MOSFET gate driver designed to drive high-power switching transistors with power rail voltages from 1 V to 20 V and peak output currents up to 6 A. It is a high-performance device suitable for various switching applications.

The TC4429EMF713 is used in motor control systems. The device can drive a large motor at high power by switching the power from its source to the motor at high frequencies without any current limit. Additionally, the TC4429EMF713 is also used in high-power applications such as plasma panels, LCD displays, and LED lights. It is also used in low power lighting applications.

The TC4429EMF713 is used in a wide range of industrial and automotive applications including but not limited to automotive HVAC systems, automotive door-lock systems, industrial processing systems, medical imaging systems, and power converters.

Working Principle of the TC4429EMF713

The TC4429EMF713 is an integrated device used to drive MOSFETs. It consists of a slew-rate-limited driver designed to source or sink current to an N-channel MOSFET over a wide range of supply voltages. The TC4429EMF713 is based on a low ground reference topology which allows it to drive even the load with a very low on-resistance. This makes it more suitable for applications requiring high switching speeds and low power consumption.

To operate the TC4429EMF713, a logic signal is applied to a Logical Input (LI) pin. Once the logic signal is applied, the controller activates the H-bridge circuit at its output in order to drive the MOSFET to its desired switch position. When the logic signal is removed, the TC4429EMF713 disables the H-bridge circuit and the MOSFET returns to its default position. The device\'s integrated voltage-protection circuitry keeps it safe from transient voltages.

Other Important Features

The TC4429EMF713 is designed to operate from 1 V to 20 V with a very low ground-reference voltage. The device features an instant-on operating current of 3 A and a peak output current of 6 A. It has a wide operating temperature range of -40°C to +125°C and is protected against short-circuit, over-voltage, and over-temperature conditions.

The TC4429EMF713 is also equipped with built-in safety features such as an under-voltage lockout (UVLO) circuit, an over-temperature shut-off, and over-current protection. The device can be configured to work with two logic inputs, two logic outputs, or one logic input and one logic output.

The TC4429EMF713 also comes with advanced protection features, such as a high-side current-sense amplifier and a voltage-sense amplifier. The current-sense amplifier can detect the presence of an over-current condition, while the voltage-sense amplifier can detect a drop in the supply voltage.

The TC4429EMF713 also has a built-in gain calibration circuit, which allows users to customize the device\'s response to various conditions. This feature makes the device suitable for a wide range of custom applications.

Conclusion

The TC4429EMF713 is a MOSFET gate driver designed to drive high-power switching transistors with power rail voltages from 1 V to 20 V and peak output currents up to 6 A. The device features an instant-on operating current of 3 A and a wide operating temperature range of -40°C to +125°C. It is suitable for a wide range of applications including motor control systems, high-power applications, and industrial and automotive applications. Additionally, the TC4429EMF713 also has built-in safety features, advanced protection features, and a gain calibration circuit for custom applications.

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