PT5044L

Voltage - Output 3:	--
Base Part Number:	PT5044
Size / Dimension:	--
Package / Case:	3-SMD Module
Mounting Type:	Surface Mount
Efficiency:	85%
Operating Temperature:	-20°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	1.5A
Series:	PT5040
Voltage - Output 2:	--
Voltage - Output 1:	8V
Voltage - Input (Max):	7V
Voltage - Input (Min):	4.75V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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DC-DC converters, also known as DC-DC power supplies, are designed to convert a DC source voltage into a higher or lower DC voltage. PT5044L is a high-efficiency, low-cost DC-DC converter which uses synchronous rectification technology to minimize power losses and improve efficiency. These converters are widely used in applications including automotive, renewable energy, mobile and handheld devices, IT and communications, industrial automation, medical, ATE, lighting, and many more.The PT5044L is a synchronous rectified step-down DC-DC converter with 2A maximum output current rating and an output voltage range of 0.8V to 4V. It features extremely high efficiency at 94.2%, reverse input polarity protection, low current shutdown, and very low stand-by power consumption of only 75mW. The PT5044L also supports fast switching transient response and a wide input operating voltage range of 4.5V to 24V.PT5044L uses a synchronous rectified buck topology which enables it to provide higher power efficiency than conventional non-synchronous buck converters. In this topology, the power device is driven in a synchronous mode with the switching element being controlled by the output voltage. This allows a power device to be turned on and off with high efficiency and low losses. Additionally, the feedback voltage is tightly regulated and the output ripple is very low.In the PT5044L, the input DC voltage is first regulated by a PWM control circuit and then applied to an inductor. The inductor, which is connected in series, acts as a filter and creates an output voltage based on the voltage drop in the inductor. A power MOSFET switch is then used to regulate the output voltage by turning on and off in a controlled manner. This provides the necessary control to the output voltage and current.The PT5044L is a powerful, reliable and versatile DC-DC converter that has a wide range of applications. It is ideal for mobile and handheld devices due to its low quiescent current and reverse input polarity protection. Additionally, it is perfect for industrial automation, communications, and lighting applications where higher efficiency, fast transient response, and wide input voltage range are important.The main advantage of the PT5044L DC-DC converter is its extremely high power efficiency. This efficiency is achieved by using the synchronous rectified buck topology which minimizes power losses and improves efficiency. Additionally, the PT5044L has a wide range of features including reverse input polarity protection, low current shutdown, and very low stand-by power consumption. All of these features make it an ideal choice for a wide range of DC-DC conversion applications.

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