MPQ28261DL-LF-P

Voltage - Input (Max):	21V
Supplier Device Package:	14-QFN (3x4)
Package / Case:	14-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	500kHz
Current - Output:	3A
Voltage - Output (Max):	18V
Voltage - Output (Min/Fixed):	0.603V
Series:	--
Voltage - Input (Min):	4.5V
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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PMIC - Voltage Regulators - DC DC Switching Regulators

The MPQ28261DL-LF-P is a 4.5V to 28V, 1A step-down DC-DC switching regulator from DC/DC converter manufacturer Monolithic Power Systems that achieves up to 95% efficiency under moderate load. This high efficiency and low power converter is well suited for low-cost and space constrained applications including battery powered electronics, consumer peripherals, and industrial power solutions.The converter is designed to replace linear regulators, providing increased efficiency and wide adjustable output voltage. It operates over an input voltage range of 4.5V to 28V and provides an adjustable output voltage between 0.8V to 20V. It also features a soft-start and delivers up to 1A of continuous current at a peak efficiency of 95%.The MPQ28261DL-LF-P has a Highly integrated Voltage-driven-Start-up Function that significantly reduces component count and eliminates the need for external components and boosts efficiency. It also offers a low-noise Burst Mode operation and a high efficiency power switch design, allowing it to achieve up to 95% efficiency under moderate load. The low power consumption of the regulator also helps to extend system battery life.The MPQ28261DL-LF-P in the package SSOP-24-Wide body enables easy PCBmounting. It is RoHS Compliant and over-temperature protection prevents the converter from over-stressing and damage. The L and T regulator versions are both AEC-Q100 grade 1 qualified and designed for applications in the automotive environment.The MPQ28261DL-LF-P has several protection features including over-current protection and over-temperature protection. These protection features help to ensure the converter is running safely and efficiently and prevent damage to the system components. The ESD protection also prevents damage to the converter.Overall, the MPQ28261DL-LF-P is a high-efficiency, low-power, 1A step-down DC-DC switching regulator that comes with an adjustable output voltage and several protection features. It is well suited for low-cost and space constrained applications and designed for use in the automotive environment.

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