PT4483A

Current - Output (Max):	20A
Base Part Number:	PT4483
Size / Dimension:	--
Package / Case:	26-SIP Module
Mounting Type:	Through Hole, Right Angle
Efficiency:	90%
Operating Temperature:	-40°C ~ 85°C
Features:	--
Applications:	ITE (Commercial)
Voltage - Isolation:	1.5kV
Power (Watts):	100W
Series:	Excalibur™ PT4480
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	4.6 ~ 5.7 V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	Tray

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DC DC Converters: PT4483A application field and working principle

As technology is constantly evolving, the need for power management becomes more and more important as the miniaturized electronics components needs to be powered efficiently and reliably. This is where DC-DC converters play an important role. One of the most popular types of DC-DC converters is the PT4483A, and this guide will explain its application field and working principle. The PT4483A is a monolithic DC-DC converter that is highly suited for a wide range of applications including power supply for motor control, communication systems, and micro controllers. It is built using an advanced Silicon-on-Insulator (SOI) technology, which is known for its high performance and reliability. The PT4483A is a high efficiency, high current, high voltage (400V) DC-DC converters with an on-board 5V/15A output. This allows for a variety of applications such as motor control, power supplies for micro controllers, and switching regulators. The PT4483A boasts an impressive 98% efficiency, and outputs up to 15A of current with 400V of voltage. This is made possible by a patented technology which utilizes a proprietary PWM switching architecture to achieve high efficiency and power density. This architecture also provides protection features, such as over-current protection and short circuit protection, which ensures that the system is protected from any potential short circuits or other power issues that could damage the system. The PT4483A has an onboard control system, which allows for simple adjustment of the output voltage and current, which can be adjusted from 0V to 400V and between 5A to 15A. This makes it suitable for many applications where dynamic power management is required. The onboard control system also provides protection from over-voltage and over-current conditions, which helps to ensure that the system is not exposed to any unforeseen power issues.The working principle of the PT4483A is based on a buck-boost converter topology. This topology allows for both buck and boost operation, and utilizes two switching MOSFETs to convert the input voltage to the desired output voltage. During buck operation, one of the MOSFETs is turned ON, while the other is turned OFF, while in boost operation, the opposite occurs. The switching frequency of the device is adjustable from 4kHz to 400kHz, which allows the device to be adjusted to suit the specific application. In conclusion, the PT4483A is a highly efficient and reliable DC-DC converters that is suitable for a wide range of applications. It boasts an impressive 98% efficiency, and its onboard control system and on-board 5V/15A output make it a suitable choice for motor control, communication systems, and micro controllers. It utilizes a buck-boost converter topology, and is capable of both buck and boost operation with an adjustable switching frequency of 4kHz to 400kHz, which gives the user great control over the output voltage and current.

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