KBU4G-E4/51

Series:	--
Packaging:	Bulk
Part Status:	Active
Diode Type:	Single Phase
Technology:	Standard
Voltage - Peak Reverse (Max):	400V
Current - Average Rectified (Io):	4A
Voltage - Forward (Vf) (Max) @ If:	1V @ 4A
Current - Reverse Leakage @ Vr:	5µA @ 400V
Operating Temperature:	-50°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	4-ESIP, KBU
Supplier Device Package:	KBU
Base Part Number:	KBU4G

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Diodes – Bridge RectifiersA bridge rectifier circuit is an electronic device that is commonly used in power supplies to convert an alternating current (AC) electrical input into a direct current (DC) output. It contains four diodes and is sometimes referred to as a full-wave rectifier circuit. The KBU4G-E4/51 is an example of a bridge rectifier.The KBU4G-E4/51 is a four-phase diode bridge rectifier which can be used for AC/DC rectifying of up to 1000V and 40A maximum continuous rated load, making it suitable for a wide range of dc power supply applications.The main purpose of the bridge rectifier is to convert AC power into a pure DC supply, by selecting the most appropriate phase of the incoming AC waves, allowing pure DC current to pass through it, while blocking the other phases.The working principle of a KBU4G-E4/51 bridge rectifier is quite simple. The incoming alternating current is supplied to the diode bridge rectifier circuit through the two input terminals and is then converted into a direct current by the four interconnected diodes.The four diodes D1, D3, D2, and D4 provide the conversion of the alternating current (AC) into direct current (DC). D1 and D3 are forward biased and allow current to flow in the forward direction, while D2 and D4 are reverse biased and prevent any current from flowing in the reverse direction.This process is repetitive, and each cycle of the alternating current is converted into a pulse of direct current that is supplied to the load. The KBU4G-E4/51 is designed to reduce power loss during the conversion process.The KBU4G-E4/51 bridge rectifier circuit is mostly used in applications where a direct current is essential, such as in the manufacture of medical, automotive and military equipment. Its ability to convert AC to DC make it the perfect choice for many applications where the need for a pure DC power supply is essential.In the automotive industry, bridge rectifiers are used in many systems, such as alternators, headlights, and electric fuel pumps. The bridge rectifier can be used to provide a cleaner and more consistent power source for a variety of electrical components, which increases the efficiency of these components and creates a longer lifespan. The bridge rectifier is also used in the manufacture of military equipment. When used in military radios, the bridge rectifier is able to convert alternating current from external sources of power into a direct current used to power the radio. It also helps to reduce interference from external sources and improve signal quality in order to protect communication channels from being intercepted by enemy forces.In the medical industry, bridge rectifiers can be used for a variety of treatments and research applications. The bridge rectifier can be used to provide a consistent and regulated power source for medical devices, such as digital X-ray machines, medical imaging systems and medical monitoring systems.Due to its reliable and efficient functioning, the KBU4G-E4/51 bridge rectifier has been widely adopted in a variety of applications. Its ability to convert alternating current into a more efficient and effective direct current makes it invaluable in many applications throughout the automotive, military, and medical industries.

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