VI-27Z-EW-F3

Current - Output (Max):	20A
Size / Dimension:	4.60" L x 1.86" W x 0.79" H (116.8mm x 47.2mm x 20.1mm)
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):	20W
Series:	VI-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	2V
Voltage - Input (Max):	375V
Voltage - Input (Min):	100V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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Introduction

DC-DC converters, also known as regulated DC-DC converters, are electronic power supplies that convert direct current (DC) from one voltage level to another. One of the most common types is the VI-27Z-EW-F3 DC-DC converter. This article will discuss the VI-27Z-EW-F3 DC-DC converter\'s application fields and working principle.

What is the VI-27Z-EW-F3 DC-DC Converter?

The VI-27Z-EW-F3 DC-DC converter is an enhanced version of the classic VI-27M-EW-F3 model. It features a higher performance with a wide input voltage range from 18 to 72V. The output voltage of the VI-27Z-EW-F3 DC-DC converter can be adjusted from 0.8V to 30V. It can provide up to 20A continuous output current, which is suitable for medical, military, industrial, and other challenging applications.

Application Field

The VI-27Z-EW-F3 DC-DC converter plays an important role in applications that require high efficiency, wide input voltage range, low noise, and stability.

• Industrial Equipment: The VI-27Z-EW-F3 DC-DC converter is widely used in various kinds of industrial equipment. It can provide a stable power source with a high efficiency for different types of equipments, such as PLCs, robots, testing instruments, and so on.
• Medical Equipment: The VI-27Z-EW-F3 DC-DC converter is often used for medical applications, such as hospital beds, analysis instruments, and patient monitors. It is capable of providing a highly stable power source with a low ripple noise, which is essential for medical equipment operations.
• Military Equipment: The VI-27Z-EW-F3 DC-DC converter is also employed in military operations. Its wide input voltage range and high output current makes it ideal for military applications, such as communications, electronic warfare systems, and navigation.
• Automotive Industry: The VI-27Z-EW-F3 DC-DC converter is suitable for wide range of automotive applications. It is used to power on-board electronic systems in vehicles, such as engine control modules, headlights, and infotainment systems.

Working Principle

The VI-27Z-EW-F3 DC-DC converter works by converting the input voltage to the desired output voltage through the use of an inductor. The following are the steps of the working principle of the VI-27Z-EW-F3 DC-DC converter:

1. The DC input voltage is initially connected to the input capacitor.
2. When the power switch of the device is turned on, the output terminal goes to voltage 0V. This will cause the inductor to store magnetic energy.
3. The stored energy is then transferred to the diode to create a constant current to the output capacitor.
4. The output voltage is stabilized when the output capacitor is full. The voltage is then regulated by the pulse width modulation (PWM) circuit, which is controlled by the feedback voltage.
5. The converter switches off when the output voltage reaches the set value.

Conclusion

The VI-27Z-EW-F3 DC-DC converter is a versatile device with a wide array of applications. It is used for industrial, military, medical, and automotive applications. In addition, its working principle is relatively simple and is based on the use of an inductor to store and transfer energy. This makes it a reliable and dependable source of power for various applications.

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