MAX8744AETJ+

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Applications:	Controller, Notebook Power System
Voltage - Input:	6 V ~ 26 V
Number of Outputs:	4
Voltage - Output:	3.3V, 5V, 1 V ~ 26 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	32-WFQFN Exposed Pad
Supplier Device Package:	32-TQFN-EP (5x5)
Base Part Number:	MAX8744

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PMIC - Voltage Regulators - Special Purpose

The MAX8744AETJ+ is a high-performance power management integrated circuit (PMIC) designed for applications that require precise voltage regulation. It\'s a single-level mega-efficiency variable frequency step-down converter designed to provide high-efficiency power conversion while keeping power dissipation low. It’s suitable for a variety of applications that require low voltage regulation, such as medical, computer and consumer products.This integrated circuit (IC) is a high-frequency, high-efficiency PMIC that works by converting a high input voltage to a lower output voltage. It uses a MOSFET as an active switch to switch the input voltage to the inductor, at the same time as charging or discharging the output capacitor. This creates a step-down voltage conversion. The switching frequency is regulated by an internal clock, so higher frequencies can be used for low voltage applications. The conversion efficiency of the MAX8744AETJ+ is exemplary, up to 95.5% at 12V input and 3.3V output. This is achieved by using a variable frequency control that sets its own frequency depending on the operating conditions and input voltage. The MAX8744AETJ+ offers several flexible features. It is capable of automatically entering variable frequency operation at no load conditions and operates at a fixed frequency in light loads. This helps maintain a stable output voltage while providing excellent efficiency in both light and heavy load conditions. It is also capable of detecting and limiting short-circuits, and supports pulse-skipping and pulse-shaping techniques for lower noise and lower levels of EMI than conventional PFM control. Additionally, the MAX8744AETJ+ features thermal protection to prevent over-temperature conditions, ensuring that the PMIC will not be damaged from overexposure to heat. Additionally, it has a cycle-by-cycle over-current protection and over-voltage protection. The PMIC also offers programmability for custom voltage monitoring and sequencing.The MAX8744AETJ+ is suitable for a variety of applications, such as powering microprocessors, FPGAs, ASICs, DSPs, memory ICs, hard drives and embedded systems. With its ability to operate from 4V to 60V, it is capable of supplying up to 5A of output current. This makes it an ideal choice for a range of applications that require precise voltage regulation in an efficient and reliable manner.Overall, the MAX8744AETJ+ is an outstanding power management integrated circuit. It offers high-efficiency conversion, high power density, wide input voltage range, low noise, and many other valuable features that make it an excellent choice for a variety of high-precision voltage regulation applications. It\'s a reliable and efficient solution for applications that require precise voltage regulation.

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