Current - Output (Max):	3.5A, 350mA, 350mA
Control Features:	Enable, Active High
Size / Dimension:	2.00" L x 2.00" W x 0.40" H (50.8mm x 50.8mm x 10.2mm)
Package / Case:	8-DIP Module, 7 Leads
Mounting Type:	Through Hole
Efficiency:	--
Operating Temperature:	-20°C ~ 71°C
Features:	Remote On/Off, OCP, OVP
Applications:	ITE (Commercial)
Voltage - Isolation:	500V
Power (Watts):	25W
Series:	PTK25
Voltage - Output 3:	-12V
Voltage - Output 2:	12V
Voltage - Output 1:	5V
Voltage - Input (Max):	72V
Voltage - Input (Min):	36V
Number of Outputs:	3
Type:	Isolated Module
Part Status:	Obsolete
Packaging:	--

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PTK25-D48-T512 DC DC Converters Application Field and Working Principle

DC-DC converters are power conversion components of electronic devices. They are widely used in computers, industrial automation systems, communication and medical electronic applications. PTK25-D48-T512 is a type of such parts specifically designed for industrial applications. In this article, we introduce the application fields of PTK25-D48-T512 DC DC converters and elaborate on its working principles.

Application Field of PTK25-D48-T512 DC DC Converters

The PTK25-D48-T512 DC DC converters are designed for industrial applications, particularly for electric power system, automation and power supply system. They are intended for use in power supplies or systems that require a wide input voltage range and high efficiency. The input voltage range of these components is from 10V DC to 280V DC, and the typical conversion efficiency can reach up to 95%.Due to its wide voltage range, the PTK25-D48-T512 DC DC converters are ideally suited for electric power system applications, including, but not limited to, motor speed control, lighting control, home security, HVAC, communications, and power distribution and control. They are also ideal for use in automation systems, such as in industrial robots and automated guided vehicles. Since they have high conversion efficiency, they can also be used in power supply systems that require high energy efficiency.

Working Principle of PTK25-D48-T512 DC DC Converters

The PTK25-D48-T512 DC DC converters use a PWM switching circuit to control the output voltage. The PWM switching circuit is formed by an integrated circuit and an oscillator. The oscillator generates a high-frequency square wave signal, which is then sent to the integrated circuit. The integrated circuit then modulates the frequency and amplitude of the square wave signal, and sends the signal to the power stage.The power stage is formed by two devices, a MOSFET and an inductor. When the PWM signal is sent to the power stage, the MOSFET is turned on and off, resulting in an alternating current flowing through the inductor. This alternating current is rectified and filtered by the rectifier and filter circuits connected to the output of the power stage, and the DC voltage corresponding to the input voltage is obtained at the output.The output voltage of the PTK25-D48-T512 DC DC converters can be adjusted by changing the duty cycle of the PWM signals. This is done by using a feedback loop to sense the output voltage, and compare it with the reference voltage. The error signal is then sent to the control circuit, which changes the duty cycle of the PWM signal accordingly.As mentioned above, the PTK25-D48-T512 DC DC converters have a wide input voltage range and high efficiency. This makes them an ideal choice for electric power system, automation and power supply applications. With their versatile features they provide reliable and efficient power conversion for a wide range of applications.

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