MAX5078AATT+T Integrated Circuits (ICs)

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The MAX5078AATT+T is a dual full-featured gate driver part of Maxim Integrated\'s growing portfolio of power management integrated circuit (PMIC) components. This driver is a highly efficient, high-speed MOSFET/NMOS and IGBT gate driver designed to drive high and low side MOSFETs and IGBTs in high power, high speed circuits. It features two channels, full and half bridge operation, and it is both temperature and process independent. The MAX5078AATT+T has a wide supply voltage range between 4.5V and 24V, and offers both dynamic and static protection features such as dynamic turn-on and turn-off delay, reverse-current protection, over voltage protection, under voltage protection and soft start.

As gate drivers are an important component of any power management IC, they are used in a wide variety of applications, from consumer electronics to industrial control systems. In power electronics, a gate driver is an essential device for driving power MOSFETs and IGBTs, both high and low side. The MAX5078AATT+T is an ideal device for driving these switches in high-speed, high-power applications, such as computing, automotive and network equipment. It is also well suited for lighting, solar, powerballasts and other applications where government-mandated EMI/RFI and EMC is necessary.

The MAX5078AATT+T works on the principle of using a pulse-width modulation signal to control the phase shift of a high-voltage switching module, allowing it to switch with low loss and high efficiency. The driver contains two channels, with each channel independently controlled by a logic-level PWM signal. When the switch is in the on-state, the input signal is divided between the two channels, allowing the MAX5078AATT+T to drive both low-side and high-side switches in a half-bridge configuration.

The MAX5078AATT+T features also features an internal 5V level shifter, ensuring that the gate voltage is kept at a constant 5V even when the input voltage is not, eliminating the need for an external level shifter. The driver also includes a variety of dynamic protection features, such as over-voltage and under-voltage protection, reverse-current protection, and dynamic turn-on and turn-off delay to further enhance circuit performance and reduce component losses.

In conclusion, the MAX5078AATT+T is a highly efficient and reliable gate driver for high-power, high-speed circuits. With its driving capability, dynamic protection features and high switching speed, it is suitable for a wide range of applications, such as consumer electronics, automotive, lighting, solar, and powerballasts, among others. It is also well suited for meeting government-mandated EMI/RFI and EMC needs.

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