V72A48M400BN

Current - Output (Max):	8.33A
Base Part Number:	V72A48M400
Size / Dimension:	4.60" L x 2.20" W x 0.62" H (116.8mm x 55.9mm x 15.7mm)
Package / Case:	Full Brick
Mounting Type:	Through Hole
Efficiency:	87.5%
Operating Temperature:	-55°C ~ 100°C
Features:	OVP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	400W
Series:	Maxi
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	48V
Voltage - Input (Max):	110V
Voltage - Input (Min):	43V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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V72A48M400BN Application Field and Working Principle of DC DC ConvertersDC DC converters are electronic devices used to convert one form of energy into another. They are commonly used in industries, military applications, transportation, telecom systems, and consumer electronics.The V72A48M400BN is a DC DC converter designed for use in systems requiring higher power delivery. It is a highly reliable, full featured, switchmode power supply controller able to deliver a high output current of 48A and a maximum voltage of 400V without requiring an external heat sink.The V72A48M400BN adopts a synchronous rectifier process, which is composed of a primary side controller and a secondary- side synchronous rectifier circuit. On the primary side, the V72A48M400BN is a Pulse-Width-Modulated (PWM) voltage mode control IC. It uses PWM to control the current flowing through the power switches. The duty cycle of this PWM is proportional to the voltage on the output capacitor, thus enabling the output voltage to be regulated.On the secondary side, the V72A48M400BN synchronous rectifier circuit consists of two FETs. The FET behaves like an energy-storage capacitor; for every cycle of PWM, a certain amount of energy is stored in the FET. The FET then releases the stored energy, thus resulting in a higher efficiency than traditional linear voltage regulators.The V72A48M400BN also provides comprehensive protection features, such as overload protection, overvoltage protection, and thermal protection, which ensure the system is safe and reliable.Since the V72A48M400BN has many advantages, such as high efficiency, robust protection features, and very low component count, it is widely used in industrial, medical, IT, and telecom systems and other various electronic applications. It can also be used in computer power adapters and automotive electronic systems, such as starter, inverter and EV charger controllers.In conclusion, the V72A48M400BN is a highly reliable, efficient DC DC converter comprised of a primary-side controller and a secondary-side synchronous rectifier circuit. It is widely used in various industries and applications requiring high power delivery. The protection features it provides ensures the system it is working in is reliable and safe.

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