VI-B40-EY-F1

Current - Output (Max):	10A
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):	50W
Series:	VI-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	5V
Voltage - Input (Max):	100V
Voltage - Input (Min):	55V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters: VI-B40-EY-F1 Application Field and Working Principle

DC to DC converters are power electronic devices that convert DC voltage from one level to another level. They are often used to provide a uniform load and prevent power problems if the output voltage exceeds the input voltage. The VI-B40-EY-F1 is a four-phase, high-frequency, isolated DC to DC converter used in demanding motor power-conversion applications.

Application Field

The VI-B40-EY-F1 is a four-phase, high-frequency, isolated DC to DC converter used in demanding motor power-conversion applications. It can be used in applications where high accuracy, high power density, and superior performance are desired. It is mainly used to transform the high DC bus voltage of an electric vehicle (EV) to the different power levels needed to drive the inverters of individual motors, such as electric traction motors. It is also used for other applications, such as industrial automation, energy storage/conversion, and motor control.

Working Principle

The VI-B40-EY-F1 is an isolated low-frequency DC to DC converter designed to meet the high accuracy and reliability requirements of Power Conversion applications in industrial automation and motor control. In the converter, two sets of power switches (PMOS and NMOS) are used to draw current from the DC input, store the energy in an inductor, and transfer the same energy to an isolated output. The switching process is controlled by a pulse width modulation (PWM) signal, which is generated by an internal clock. The PWM signal is used to when and how much current to draw from the input and deliver to the output, thereby regulating the output voltage. The VI-B40-EY-F1 operates in four-phases to ensure the even distribution of harmonics and reduce the current ripple. It uses state of the art digital control techniques to ensure accuracy and stability. The built-in digital control logic module with 6-degrees of freedom allows precise adjustment of voltage and current loop gains for the best output performance. The converter is also equipped with various protections to prevent over-voltage, over-temperature, and other abnormal situations.

Conclusion

The VI-B40-EY-F1 is an isolated DC to DC converter designed for demanding applications. It is equipped with four-phase operation, precise digital control, and various protections. The VI-B40-EY-F1 can be used in electric vehicle applications, industrial automation, energy storage/conversion, and motor control.

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