MB351W

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Diode Type:	Single Phase
Technology:	Standard
Voltage - Peak Reverse (Max):	100V
Current - Average Rectified (Io):	35A
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 17.5A
Current - Reverse Leakage @ Vr:	10µA @ 100V
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	4-Square, MB-35W
Supplier Device Package:	MB-35W
Base Part Number:	MB351

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MB351W: Diodes - Bridge Rectifiers

A bridge rectifier is an arrangement of four or more diodes in a bridge circuit configuration which provides the same polarity of output voltage for any polarity of the input voltage. The MB351W bridge rectifier is composed of four diodes in a bridge configuration that can convert an AC input voltage of up to 1000 V DC into a DC output voltage of up to 400 V.

Working Principle

The MB351W bridge rectifier uses four interconnected diodes to convert an AC input voltage into a DC output voltage. A diode is an electronic component that allows current to flow in only one direction. When two diodes are connected in opposite directions, in a bridge configuration, an AC voltage is converted into a DC voltage through full-wave rectification. When an AC voltage is applied to each of the two ends of the bridge rectifier, current will flow through the diodes in one direction and the other simultaneously. This causes the AC voltage to be rectified, or converted into a DC voltage with the same magnitude but with opposite polarity. If the AC input voltage is applied in the same direction to both ends of the bridge rectifier, the DC output voltage will be in the same direction as the input. If the AC input voltage is applied in opposite directions to both ends of the bridge rectifier, the DC output voltage will be in the opposite direction of the input.

Application Fields

The MB351W bridge rectifier is an ideal choice for a variety of applications across a wide range of industries. One of the most common application fields for bridge rectifiers is power supply design. Bridge rectifiers are used to convert the AC input voltage in a power supply into a DC voltage. This is necessary in order to directly power devices that require DC voltage. Bridge rectifiers are also used in motor control applications such as inservos and brushless motors. The DC output of a bridge rectifier can be used to generate a steady DC voltage to power an electronic motor control circuit. This can be used to generate the signal for the control of the power electronics for the control of the motor speed and direction. Additionally, bridge rectifiers are used in bridge amplifier circuits in audio amplifiers. In this type of amplifier circuit, the bridge rectifier provides an output voltage that has twice the amplitude of the AC input voltage. This increases the overall efficiency of the amplifier circuit. Finally, bridge rectifiers can be used for EMI and RFI filtering of electronic circuits. The bridge rectifier can be used to convert the AC input voltage into a DC voltage with a much lower switching frequency, which results in significantly reduced electromagnetic noise. In conclusion, the MB351W bridge rectifier is a versatile and reliable device that can be used in a wide range of applications. It is able to convert AC input voltages into DC output voltages with high efficiency and is suitable for use in power supplies, motor control applications, audio amplifiers, and EMI/RFI filtering circuits.

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