VI-JNH-EZ-F3

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DC-DC converters are devices which can convert a DC input voltage into another DC output voltage. The VI-JNH-EZ-F3 is one such converter, with its specific application field and working principle.

Description

The VI-JNH-EZ-F3 is a DC-DC converter with a wide input voltage range of 5 to 30 VDC. It has an adjustable output voltage between 1.2 and 30 VDC, 9 A maximum output current and excellent efficiency reaching up to 91%. It also has a built-in active PFC, which helps to reduce input current distortion and a high-frequency buck converter with high power density.

Application Field

The VI-JNH-EZ-F3 is suitable for a wide range of applications, including distributed power systems, industrial applications such as machine automation and motor control, LED and lighting, and automated test equipment. It is also often used in low-power distributed power applications for servers, storage and networking equipment, and semiconductor equipment.

Working Principle

The VI-JNH-EZ-F3 converter employs an active PFC and a high-frequency buck converter topology. The active PFC enables the converter to operate with low switching frequency and high frequency ripple current. This allows for higher efficiency and reduced thermal dissipation. The high-frequency buck converter enables the VI-JNH-EZ-F3 to achieve high power density. The output voltage is regulated through a combination of an inner loop PWM control and an external voltage feedback.

Conclusion

The VI-JNH-EZ-F3 is a DC-DC converter which can convert a wide range of input voltages into an adjustable output voltage. It has a wide range of applications, notably distributed power systems, industrial applications and LED and lighting systems. It works using an active PFC and a high-frequency buck converter topology and employs a combination of an inner loop PWM control and an external voltage feedback to regulate the output voltage. This makes the VI-JNH-EZ-F3 an efficient and reliable converter for many different applications.

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