V375C3V3T50BN2

Current - Output (Max):	15.15A
Base Part Number:	V375C3V3T50
Size / Dimension:	2.28" L x 1.45" W x 0.62" H (57.9mm x 36.8mm x 15.7mm)
Package / Case:	Quarter Brick
Mounting Type:	Through Hole
Efficiency:	77%
Operating Temperature:	-40°C ~ 100°C
Features:	OVP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	50W
Series:	MICRO
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	3.3V
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

DC-DC converters are electronic power converting devices that convert a given DC input voltage to a different DC output voltage. The V375C3V3T50BN2 is one example of such a device. This article will explore its application fields and working principle.

Application Field of V375C3V3T50BN2

V375C3V3T50BN2 is particularly designed for use in infrastructure, aerospace, and industrial environments. Its 600 Volts max input voltage and 3.3 Volts D.C. output voltage makes it ideal for a wide range of applications including industrial UPS systems, automotive and telecommunications applications.

Features of V375C3V3T50BN2

V375C3V3T50BN2 offers excellent performance thanks to its many features. It boasts a wide temperature range, from -60°C to +150°C across the output range, helping to ensure reliable operation in extreme conditions. It also offers low ripple and noise levels of less than 10 mV and low EMI. V375C3V3T50BN2 also offers high efficiency across various environmental conditions. This is due to its high-efficiency components that focus on the use of small ceramic capacitors and low-saturation-level BJTs to minimize the power losses.

Working Principle of V375C3V3T50BN2

V375C3V3T50BN2 is a switching power converter that uses two transistors connected in series, as well as one synchronous rectifier, to provide the desired DC-DC conversion. The process starts with a high voltage DC input, which is then applied to the two transistors in series. This creates a pre-regulating stage called the \'flyback\' stage, during which the two transistors switch very quickly in various directions, giving rise to a saw tooth-like voltage waveform. This voltage waveform is then rectified by the synchronous rectifier to create a stable DC output voltage. The output voltage is then regulated by controlling the on/off operation of the two transistors using a pulse-width-modulation (PWM) signal. This PWM signal is determined by comparing the output voltage with a reference voltage and then adjusting the transistors\' conduction periods accordingly.

Conclusion

The V375C3V3T50BN2 is a versatile and reliable DC-DC converter well suited to various infrastructure, aerospace, and industrial applications. Its features and working principle make it an ideal choice for use in extreme and power-critical environments.

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