MPQ4462DQ-AEC1-LF-Z

Voltage - Input (Max):	36V
Supplier Device Package:	10-QFN (3x3)
Package / Case:	10-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	Up to 4MHz
Current - Output:	3.5A
Voltage - Output (Max):	30V
Voltage - Output (Min/Fixed):	0.8V
Series:	Automotive, AEC-Q100
Voltage - Input (Min):	3.8V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The MPQ4462DQ-AEC1-LF-Z is a high-efficiency, highly reliable DC DC switching regulator for a variety of applications. It contains all the components necessary to provide four regulated output voltages from a single input voltage rail. The device offers wide input voltage ranges from 6V to 40V, and adjustable output voltage ranges of 3V to 12V. It is also capable of providing current up to 14A to each output.

Application Field

The MPQ4462DQ-AEC1-LF-Z provides efficient, reliable voltage regulation in a wide range of applications. It can be used in the telecommunications, automotive, industrial, and computing industries. In the telecommunications industry, it is frequently used for powering cellular base stations and RF systems. In the automotive industry, it can be used for powering electronic control units, sensor systems, and other electronic devices. In the industrial sector, it can be used for powering factory automation and control systems. In the computing industry, it is commonly used for powering servers, desktops, and laptops.

Working Principle

The MPQ4462DQ-AEC1-LF-Z DC DC switching regulator works on the principle of voltage-mode control. In this topology, it uses an internal linear regulator to compare its input voltage to its reference voltage. When the input voltage is higher than the reference, the linear regulator turns off the external MOSFET switch, allowing the output voltage to drop down to the reference voltage. When the input voltage is lower than the reference, the linear regulator turns on the MOSFET switch, allowing the output voltage to return to the reference voltage.The regulator also includes a variety of features to control the output voltage, such as current limit, soft-start, and over-voltage protection. It also includes built-in frequency jittering, which eliminates the possibility of switching noises. Additionally, the device is designed to maintain a very high efficiency at all times, ensuring that the power output is always stable.

Conclusion

The MPQ4462DQ-AEC1-LF-Z DC DC switching regulator can provide efficient, reliable voltage regulation in a wide range of applications. It offers a wide input and output voltage ranges, and can provide up to 14A of current to each output. Additionally, it includes a variety of protection features, as well as built-in frequency jittering to eliminate switching noises. As such, it is an ideal solution for a variety of applications, ranging from automotive and industrial to computing and telecommunications.

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