MB8S Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Single Phase
Technology:	Standard
Voltage - Peak Reverse (Max):	800V
Current - Average Rectified (Io):	500mA
Voltage - Forward (Vf) (Max) @ If:	1V @ 500mA
Current - Reverse Leakage @ Vr:	5µA @ 800V
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-269AA, 4-BESOP
Supplier Device Package:	4-SOIC
Base Part Number:	MB8

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Introduction
Generally speaking, Diodes - Bridge Rectifiers are commonly-used semiconductor devices that are mainly used in rectification, conversion, and similar electrical applications. MB8S, short for “Metal–Oxide–Semiconductor Bridge Rectifier for Single-Phase Application”, is a building block for low voltage AC/DC, DC/DC and DC/AC conversion that generally provides “full-wave rectification” to the AC waveform. This ensures that the output voltage is always in one direction and has a high efficiency throughout the rectification process.MB8S Application Field
MB8S, as a low voltage AC/DC bridge rectifier module, is mainly used in applications that require efficient rectification of AC waveforms and voltage conversion. It is mainly used within AC/DC switching power supplies, AC voltage regulation systems, and DC/DC converters that convert highly efficient power in order to provide efficient, low-cost and reliable power to the devices that need it. As a result, MB8S rectifier modules are mainly used in applications such as micro computers, communication devices, telephones, televisions, DVD players, automotive electronics, and other home and industrial equipments.MB8S Working Principle
The working principle of MB8S is based on a full-wave diode bridge rectifier. This basically consists of four diodes that are arranged in a bridge-like configuration. In order to ensure maximum efficiency and a low drop in voltage, the MB8S uses four MOS silicon controlled rectifiers (known as SRDs). SRDs act like switches that are turned on and off quickly at the zero crossing of the AC voltage waveform. When the AC voltage waveform is rectified, it produces a DC voltage with minimal voltage drop and maximum efficiency.Conclusion
In conclusion, MB8S is a type of diode bridge rectifier that is used in low voltage AC/DC switching power supplies, AC voltage regulation systems, and DC/DC converters. It works by using four MOS silicon controlled rectifiers that turn on and off quickly at the zero crossing of the AC voltage waveform, thus providing efficient and reliable rectification of AC waveforms and voltage conversion. As a result, MB8S rectifier modules are widely used in numerous applications, ranging from communication devices and televisions, to automotive electronics and industrial equipments.

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