Current - Output (Max):	7.69A
Size / Dimension:	4.60" L x 2.40" W x 0.50" H (116.8mm x 61.0mm x 12.7mm)
Package / Case:	Full Brick
Mounting Type:	Through Hole
Efficiency:	90%
Operating Temperature:	-40°C ~ 85°C
Features:	OCP, OTP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	50W
Series:	VI-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	6.5V
Voltage - Input (Max):	20V
Voltage - Input (Min):	10V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC-DC Converters

VI-20T-IY Application Field and Working Principle

DC-DC converters are electrical components which are used to convert direct current from one voltage to another by using integrated circuitry and feedback control. This conversion process can be used in multiple cases, such as battery charging, electric vehicle charging, and other power electronic devices.The VI-20T-IY converter is a specific type of DC-DC converter manufactured by WESLAR Corp. It is primarily used for battery charging and electric vehicle charging. The unit is designed for long-life operation with its highly reliable ceramic capacitors, MOSFET’s and self-limiting protection functions.The VI-20T-IY is a rectified buck-boost converter with an input voltage range of 9 to 20 VDC and an output voltage range of 0.5 to 20 VDC. Its operating frequency is 20 kHz and it has a maximum output power of 20 W. The VI-20T-IY also has a number of protections and alarm features, such as short-circuit protection, over-temperature protection, and under-voltage detection.The working principle of the VI-20T-IY converter is based on the buck-boost topology. This topology allows the converter to operate in both buck and boost modes, depending on the input and output voltages. In buck mode, the output voltage is lower than the input voltage and the input current is rectified and regulated by the onboard MOSFET. In boost mode, the output voltage is higher than the input voltage and the input voltage is regulated by a pulse-width-modulated control circuit. A feedback control loop maintains a constant output voltage over a wide range of input voltages and helps to minimize the output voltage ripple.The VI-20T-IY converter can be used in a variety of applications, such as electric vehicles, battery charging systems, and other power electronic devices. Its high efficiency, long-term stability, and low ripple make it an ideal choice for these applications. The VI-20T-IY converter is designed for long-term stability and reliability by using reliable components and protections.In conclusion, the VI-20T-IY is an efficient, reliable, and long-life DC-DC buck-boost converter. Its input voltage range, output voltage range, and power rating make it suitable for many applications, such as battery charging, electric vehicles, and other power electronic devices. Its high efficiency, long-term stability, and low ripple make it an ideal choice for these applications.

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