VE-B01-MX-B1

Current - Output (Max):	6.25A
Size / Dimension:	4.60" L x 2.40" W x 1.07" H (116.8mm x 61.0mm x 27.1mm)
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):	75W
Series:	VE-200™
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	12V
Voltage - Input (Max):	20V
Voltage - Input (Min):	10V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

DC DC converters are a type of power conversion devices used to convert the power from one source to desired power levels in electronic systems. There are many applications for DC DC converters such as voltage regulation, load sharing, and isolated power supply systems. One example of a DC DC converter is the VE-B01-MX-B1, and this article will discuss the application field and working principle of this device.

Application Field

The VE-B01-MX-B1 DC DC Converter is designed with the intention of being used in medical applications. The primary target areas where the VE-B01-MX-B1 is designed for include patient monitoring, imaging, and diagnostic equipment. Its features make it an ideal power source for medical equipment due to its low voltage, low-noise generation, high efficiency, and high safety standard which exceeds the requirements of medical equipment regulations. The device is also capable of operating in an extended temperature range and is approved for use in critical safety systems. It has an integrated microprocessor that can be used to monitor and control the device. Additionally, the VE-B01-MX-B1 has an adjustable current limit, short-circuit protection, over-voltage protection, thermal shutdown and brown out protection.

Working Principle

The VE-B01-MX-B1 operates by using a buck switching converter topology, a common type of DC/DC converter that is characterized by its ability to step-down a voltage while increasing the current. It converts the high voltage of an electrical input source into a lower voltage output by regulating the power input and output. This is done by implementing a switching pulse-width modulation (PWM) control circuit that has adjustable parameters for the switching frequency, voltage and current limit. The PWM controller generates a pulse width modulated signal with an adjustable duty cycle that is fed to the switching element of the converter. This signal is then used to turn the switching element on and off, thus allowing the power to be regulated. The power conversion process in the buck converter consists of four basic functions: input voltage sensing, error signal amplification, current limit and duty cycle control. The input voltage is sensed using an internal voltage regulator that is connected to the input power and has an adjustable feedback voltage. This feedback voltage is used to generate an error signal that is amplified and used to control the switching element. A current limit circuit is used to shut off the switching element if the current reaches or exceeds a predetermined threshold. The duty cycle control circuit is used to regulate the switching frequency and provide power conversion control.

Conclusion

The VE-B01-MX-B1 is a high performance, small-size DC DC converter that has been designed for applications in medical equipment. It utilizes a buck converter topology to transform a high input voltage into a regulated lower output voltage while increasing the current. The device has a wide range of features that make it an ideal power source for medical equipment, including low voltage, low-noise generation, high efficiency, and high safety standards.

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