VI-26K-EV-F4

Current - Output (Max):	3.75A
Size / Dimension:	4.60" L x 1.86" W x 1.05" H (116.8mm x 47.2mm x 26.7mm)
Package / Case:	Full Brick
Mounting Type:	Through Hole
Efficiency:	88%
Operating Temperature:	-10°C ~ 85°C
Features:	OCP, OTP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	150W
Series:	VI-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	40V
Voltage - Input (Max):	400V
Voltage - Input (Min):	200V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC-DC converters are electronic power switching devices that are used for voltage and current conversion and are primarily designed for high efficiency, low noise and more stable output characteristics. The VI-26K-EV-F4 DC-DC converter is a high performance, low cost solution for industrial, consumer and embedded applications requiring fast, accurate, reliable and efficient power conversion.

Description

The VI-26K-EV-F4 DC-DC converter is a low input voltage, high current device that is ideal for applications that require high power density with low energy consumption. It is a high frequency current-mode converter with a maximum input voltage of 26V, maximum current of 6.5A and a switch frequency of up to 200kHz. The device features integrated protection circuitry including overload protection, over temperature protection and an overvoltage protection threshold of 28V. The VI-26K-EV-F4 is designed to operate over a wide range of temperature and is well-suited to applications in high temperature environments.

Features

The VI-26K-EV-F4 DC-DC converter has several features that make it an ideal choice for industrial, consumer and embedded applications. It offers a high efficiency rating of up to 94%, low thermal resistance and an adjustable output voltage range of 1.17V to 26V. In addition, it is designed with integrated protection mechanisms that ensure reliable operation. The device has a low ripple and noise performance, and a high peak current of 15A for improved transient response characteristics. It offers high frequency switching for lower EMI emissions, with low switching noise. The VI-26K-EV-F4 also features a soft-start feature that reduces inrush current and reduces stress on input power sources.

Applications

The VI-26K-EV-F4 DC-DC converter is suitable for use in a variety of applications, including industrial, consumer and embedded applications. It is ideal for applications in which high power density and low energy consumption are required, such as telecommunications, medical, automotive and consumer electronics products. It is also suitable for use in distributed power systems, such as LED driving, mobile power, semi-isolated and semi-regulated power supplies, and digital power applications.

Working Principle

The working principle of the VI-26K-EV-F4 DC-DC converter is based on a buck converter topology. The buck converter topology is a switched mode power supply that operates by rapidly switching the input voltage between the high and low level positions. In the case of the VI-26K-EV-F4, the input voltage is a DC voltage and the output voltage is adjustable by controlling the duty cycle of the switch.The VI-26K-EV-F4 DC-DC converter utilizes a high frequency, current-mode control scheme that provides high efficiency, tight output voltage regulation and low output ripple. The current-mode control allows the device to accurately regulate the output voltage and current in response to input voltage and load changes.

Conclusion

The VI-26K-EV-F4 DC-DC converter is a high performance, low cost solution for industrial, consumer and embedded applications. It offers high efficiency, low noise, and reliable output characteristics. The device is suitable for a variety of applications, including distributed power systems, LED driving, and mobile power. The VI-26K-EV-F4 DC-DC converter utilizes a buck converter topology and a high frequency current-mode control scheme to provide high efficiency, tight output voltage regulation, and low output ripple.

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