V375B2H100B

Current - Output (Max):	50A
Base Part Number:	V375B2H100
Size / Dimension:	2.28" L x 2.20" W x 0.50" H (57.9mm x 55.9mm x 12.7mm)
Package / Case:	9-DIP Module
Mounting Type:	Through Hole
Efficiency:	74.6%
Operating Temperature:	-40°C ~ 100°C
Features:	OVP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	100W
Series:	MINI
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	2V
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: V375B2H100B Application Field and Working Principle

DC DC converters are power electronic devices used for transforming the DC voltage from one magnitude and polarity to another magnitude and polarity, often with a significant change of frequency. They are sometimes called isolated DC-DC converters, as they use electrical isolation techniques to provide galvanic isolation between the input and the output. In this context, the V375B2H100B application field and working principle is discussed.The V375B2H100B is well-suited to applications where high efficiency is required, such as batteries in electric vehicles and regenerative-braking energy storage or recovery systems. It is also suitable for high-voltage battery charging, distributed power systems, and plug-in hybrids. The device is a 3-position switch-mode converter with input voltages up to 650V and output current up to 375A. The working principle of the V375B2H100B involves a combination of circuit topologies for maximum efficiency, which is generally >98%. It incorporates an interleaved switched-capacitor architecture to achieve its current tracking characteristics. The converter consists of an Active Region (AR) — which comprises two capacitors and two switches — and a Regenerative Region (RR) — which includes a chopper and output inductor. During the AR, the capacitors charge from the input voltage. Meanwhile the chopper converts the stored energy of the capacitors to the output voltage.When the AR period ends, the switches open and the current returns to the input side, creating a regeneration cycle. During this segment, the chopper in the RR charges the capacitor with the output voltage and the inductor dissipates the rest of the inductive energy. The interleaving of the capacitors ensures symmetric current and lesser ripple in the output.The inherent chopping (charging and discharging) of the capacitors is further managed to control the peak inductor current from the regenerative region. This ensures correct operation and high efficiency from the converter. In this manner, the V375B2H100B is able to provide high and stable output voltage with minimum losses.In conclusion, the V375B2H100B is a high-efficiency interleaved switched-capacitor DC DC converter, ideal for a wide range of applications. Its clever design combines both regions of operation to ensure maximum efficiency and performance, making it a popular choice in the power electronics industry.

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