PT7745N

Voltage - Output 3:	--
Base Part Number:	PT7745
Size / Dimension:	2.81" L x 0.49" W x 1.78" H (71.4mm x 12.5mm x 45.1mm)
Package / Case:	27-SIP Module, Vertical
Mounting Type:	Through Hole, Vertical
Efficiency:	90%
Operating Temperature:	0°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Current - Output (Max):	20A
Series:	Excalibur™ PT7711
Voltage - Output 2:	--
Voltage - Output 1:	4.5 ~ 5.5 V
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Type:	Non-Isolated PoL Module
Part Status:	Obsolete
Packaging:	Tray

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DC DC Converters

DC-DC converters are pieces of electronic equipment used to convert direct current (DC) power from one voltage or current level to another. These devices are some of the most versatile and commonly used components in both the industrial and consumer electronics industries. In many applications, such as battery charging, power supply, communications, and automotive systems, DC-DC converters provide reliable and efficient power supply conversion and control. The PT7745N is one such device and is designed for use in industrial and commercial applications.The PT7745N is a type of switched-mode DC-DC converter with an input voltage range of 18V to 36V, and output voltage range of 2.5V to 24V. It is able to output up to 45W of continuous power. The device features a wide operating temperature range of -40℃ to +85℃ and can operate at frequencies up to 1MHz. This makes it ideal for use in controlling and supplying power for a wide range of devices.Additionally, the device has a high efficiency of up to 94%, allowing for more efficient conversion of power. This is achieved through the use of synchronous rectification, which eliminates diode power losses. The DC-DC converter is also equipped with protection features, such as over-current, over-temperature, and short circuit protection. This enables reliable and safe operation in applications with potentially large amounts of power.The PT7745N is a versatile DC-DC converter that can be used in a variety of applications, such as sensors, medical equipment, gate drives, home appliances, and automotive systems. It is also well suited for use in industrial and commercial applications where it can be used for power conversion and control.The device utilizes a phase-shift full-bridge topology. This topology ensures that the device operates in a more efficient, quieter, and more reliable manner and features lower electromagnetic interference than other topologies. This topology is capable of providing wide input voltage range, high efficiency, low ripple, and high frequency operation.In order to maintain high efficiency at all times, the device features a built-in voltage feed-forward circuit and soft-start circuit. The feed-forward circuit allows the converter to detect changes in the input voltage and adjust the output accordingly. This helps to ensure that the device maintains its high efficiency when under changing conditions. The built-in soft-start circuit prevents large in-rush current from negatively affecting the device’s power supply and its downstream components. It also allows for easy control of power supply start-up and enables reliable start-up in various applications. Overall, the PT7745N is a reliable and efficient DC-DC converter capable of providing power in a wide variety of applications. It features a high efficiency of up to 94% and is rated for use in humid and dusty environments. Its wide input voltage range and range of protection features make it ideal for use in industrial and commercial applications.

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