VE-21W-MV

Current - Output (Max):	27.27A
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:	-55°C ~ 85°C
Features:	OCP, OTP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	150W
Series:	VE-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5.5V
Voltage - Input (Max):	32V
Voltage - Input (Min):	21V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

A DC-DC converter is a device that converts Direct Current (DC) power from one voltage to another. The VE-21W-MV is one such device, designed to convert 24VDC input to 12V/1.5A output. It provides an efficient and cost-effective solution for DC power supplies in industrial, telecommunications, and automotive applications.The VE-21W-MV is a boost converter that works by transforming a lower voltage DC input into a higher voltage DC output. The converter uses a switching regulator to control the DC voltage by rapidly switching the voltage on and off at a constant frequency, while monitoring the output voltage. As the output voltage increases, the converter maintains a constant output power level.The VE-21W-MV uses a Synchronous Rectifier (SR) topology, which maximizes efficiency and reduces power dissipation. The SR configuration uses two switches, each controlling one phase of the switching cycle, and a synchronous rectifier diode to help limit the voltage drop due to diode voltage drop. The SR configuration also helps to reduce the size of the module and increases the maximum power handling capabilities. The VE-21W-MV employs Pulse Width Modulation (PWM) with Digital On-Off Control (DOC) to control the output voltage. PWM is a control technology that varies the pulse widths, or duty cycle, of the switching voltage. This duty cycle variation can be adjusted to change the average voltage of the output. Meanwhile, the DOC algorithm varies the pulse width based on the output voltage, reacting quickly to changes in the output voltage, ensuring tight regulation for the load. The module also employs a built-in soft-start feature that starts up the system gently, preventing voltage surges and inrush currents.The VE-21W-MV is a highly efficient solution for DC-DC conversion, featuring a peak efficiency of 97% and low ripple of less than 2mVpp. Additionally, the module features over current protection, short circuit protection and over temperature protection, ensuring the stability and reliability of the module even in harsh conditions.The VE-21W-MV is an ideal solution for industrial, telecommunications and automotive applications, where power efficiency, size, and robustness are essential. Its efficient design and robust protection makes it an ideal choice for applications that require high performance DC-DC conversion.

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