LS4151-GS18

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	50V
Current - Average Rectified (Io):	300mA
Voltage - Forward (Vf) (Max) @ If:	1V @ 50mA
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	4ns
Current - Reverse Leakage @ Vr:	50nA @ 50V
Capacitance @ Vr, F:	2pF @ 0V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	SOD-80 Variant
Supplier Device Package:	SOD-80 QuadroMELF
Operating Temperature - Junction:	175°C (Max)

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LS4151-GS18 is a single phase silicon rectifier diode with small package. It is mainly used in high-frequency circuit which requires the working environment with high temperature and can effectively reduce the switching loss and increase the working power. The working voltage range of this diode is very wide and it can also handle large surge current. This diode has many advantages such as low power loss, high surge resistance, low forward voltage drop, good temperature compensation and stable performance, which make it suitable in high frequency circuit, as well as power conversion, rectification and welding.The most common application of LS4151-GS18 is in power supplies. This diode can be used in AC/DC power supplies and DC/DC converters for rectification, for buffering and for controlling the input current draw. The diode can provide protection to the input of power supplies from sudden high voltage surges that may occur from electrical surges in the power system. In addition, it can be used as a firing diode in switched reluctance motors to provide current control.The operating principles for the LS4151-GS18 diode are similar to other rectifier diodes. When current flows through the diode, it produces a voltage drop across its anode and cathode. This voltage drop results in a directional flow of electricity, allowing a DC current to flow through the diode. The diode also limits the amount of current that can flow through it, as it can handle only a certain amount of current before it begins to heat up. If the current exceeds the manufacturer\'s ratings, the diode will conduct too much current, thus allowing more power to flow through the diode than is desired.When operating the diode, it is important to ensure that the diode\'s voltage and amperage requirements are met. The diode\'s maximum working voltage for the LS4151-GS18 is 800V and its maximum working current is 3A. The device can also handle a peak forward current of 6A, with a maximum reverse voltage of 150V. The device\'s forward voltage drop is typically between 0.7V and 0.8V.It is also important to select an appropriate package size for the LS4151-GS18 diode. The device\'s package size should be able to accommodate the diode\'s surge current and voltage rating. The package should also be designed to dissipate any excess heat generated by the diode, to protect its components from damage.In conclusion, the LS4151-GS18 is a versatile single phase silicon rectifier diode with a wide voltage range and decent surge current withstanding capabilities. Its low power loss and surge resistance, low forward voltage drop, good temperature compensation and stable performance make it suitable for high frequency circuit, power conversion and rectification. With a proper package and adequate voltage and current ratings, the diode can provide dependable protection for a variety of applications.

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