MPQ4459DQT-LF-P

Voltage - Input (Max):	36V
Supplier Device Package:	10-TQFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	Up to 4MHz
Current - Output:	1.5A
Voltage - Output (Max):	30V
Voltage - Output (Min/Fixed):	0.8V
Series:	--
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 MPQ4459DQT-LF-P is an integrated power module for voltage regulators, specifically for DC DC switching regulators. This power module is engineered with high-quality components and features superior performance. It has been designed to provide robust and reliable power solutions in a wide range of applications.

Application Fields

The MPQ4459DQT-LF-P is an ideal choice for many application fields, including servers, routers, storage systems, and communication systems. The power module is also widely used in industrial and automotive industries, including medical and aerospace applications.The module is designed to operate over a wide input voltage range. It can accommodate a voltage of up to 30V and can provide up to 18A of current output. This makes the MPQ4459DQT-LF-P highly versatile and capable of powering a wide range of devices.The MPQ4459DQT-LF-P is also capable of providing low operational noise for improved device performance. This makes it suitable for fanless applications, such as industrial applications that require noise-sensitive operation.

Working Principle

The MPQ4459DQT-LF-P operates on a buck-boost topology with a multi-phase power stage. This allows the module to take advantage of different technologies to maximize the output power and efficiency.The module utilizes a sophisticated control scheme, which combines frequency modulation and phase shifting. This allows the power module to dynamically adjust the output voltage and improve efficiency.The module also features two-stage current sensing, which allows it to achieve high precision current control and improved thermal management. This allows the power module to maintain accurate and stable operation even in extreme temperatures.Finally, the MPQ4459DQT-LF-P also includes integrated protection features, allowing it to protect against over-voltage and over-temperature conditions. This can help ensure a long life of the device.

Conclusion

The MPQ4459DQT-LF-P is a high-precision power module designed for a wide range of applications. Its sophisticated control scheme, multiple protection features, and wide input voltage range make it the ideal choice for many industries. Its multi-phase power stage design also allows it to provide high efficiency and low operational noise levels, making it suitable for fanless applications. These features make the MPQ4459DQT-LF-P an ideal choice for voltage regulators and DC DC switching regulators.

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