V375C24M75B2

Current - Output (Max):	3.13A
Base Part Number:	V375C24M75
Size / Dimension:	2.28" L x 1.45" W x 0.57" H (57.9mm x 36.8mm x 14.5mm)
Package / Case:	Quarter Brick
Mounting Type:	Through Hole
Efficiency:	88.3%
Operating Temperature:	-55°C ~ 100°C
Features:	OVP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	75W
Series:	MICRO
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	24V
Voltage - Input (Max):	425V
Voltage - Input (Min):	250V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC-DC Converters – V375C24M75B2 Application Field and Working Principle

DC-DC converters are power conversion devices that convert a direct current (DC) voltage from one voltage level to a different DC voltage level. They serve various applications in today’s industrial and commercial electronic systems. The V375C24M75B2 is a high frequency DC-DC converter from Vishay Intertechnology. Its main feature is the extremely low output ripple and ripple noise. It is designed for high efficiency, high power and high reliability applications.

V375C24M75B2 Application Field

The V375C24M75B2 DC-DC converters are commonly used for power management and power system designing in a wide range of applications such as:

• Telecommunications systems
• Computer systems
• Industrial automation
• Electric vehicle charging stations
• Various automated industrial equipment

V375C24M75B2 Working Principle

The V375C24M75B2 DC-DC converters use a switching regulator topology for generating the output voltage. This converter is capable of achieving high efficiency by utilizing advanced circuit and packaging technologies. The basic principle behind the V375C24M75B2 DC-DC converter topology is the step-up (boost) of low input voltage to a higher output voltage by using the energy stored in the input inductor. Thus, the input voltage is stepped-up by switching at very high frequency. The operation of the device starts with an internal switch being turned ‘ON’. When the switch is turned ‘ON’, the input voltage is charged and stored in the input inductor. The duration of the ‘ON’ time for the switch is controlled by the frequency at which it is switched. At the end of the ‘ON’ period, the internal switch is turned ‘OFF’, thereby allowing the charge stored in the input inductor to flow to the output capacitor, which results in the output voltage being pushed up. The output capacitor smoothes the output voltage and keeps it at a constant level. When the input voltage is maintained above the reference voltage, the device is in a ‘Standby’ mode and the output voltage is slightly lower than the input voltage. When the input voltage is lower than the reference voltage, the internal switch is turned ‘ON’ to charge the input inductor again.

Conclusion

The V375C24M75B2 DC-DC converters are widely used in various applications today due to their high efficiency, compact size, and low output ripple and ripple noise. They are ideal for power management and power system designing in a variety of applications. Their working principle is based on step-up (boost) of low input voltage to a higher output voltage by using the energy stored in the input inductor. The output voltage is regulated with the help of the output capacitor.

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