BYS459-1500-E3/45

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	1500V
Current - Average Rectified (Io):	6.5A
Voltage - Forward (Vf) (Max) @ If:	1.3V @ 6.5A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	350ns
Current - Reverse Leakage @ Vr:	250µA @ 1500V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	TO-220-2
Supplier Device Package:	TO-220AC
Operating Temperature - Junction:	-55°C ~ 150°C
Base Part Number:	BYS459-1500

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Introduction

BYS459-1500-E3/45 is a single rectifier diode, intended to convert alternating current (AC) input to direct current (DC) output for a wide range of applications. It features a robust plastic package that allows for easy mounting and a wide temperature range, making it suitable for both industrial and consumer applications.

Application Field

BYS459-1500-E3/45 diodes are used in a variety of applications, including power supplies and converters, UPS systems, medical equipment, variable speed drives, and other AC-DC and AC-AC applications. They are also used in automotive and military applications, where their robust package and wide temperature range are important features.The unique features of this single rectifier diode make it a versatile component, allowing it to be used in a wide range of applications, from low-power portable devices, to large-scale industrial systems.

Features and Specifications

BYS459-1500-E3/45 diodes feature a maximum forward current of 1500A, a forward voltage drop of 0.95V, and a reverse voltage rating of 45V. They have a surge overload rating of 20A and a power dissipation of 7.2W. The diodes are also RoHS-compliant, making them a safe and reliable choice for advanced applications.

Working Principle

The working principle of a single rectifier diode, like the BYS459-1500-E3/45, is based on the PN Junction, and the diode operates by allowing current to flow in only one direction. This is because the PN junction creates a barrier, known as the potential barrier, between the cathode and anode. This potential barrier prevents current from passing in the opposite direction.When an AC voltage is passing through the diode, the voltage knocks the potential barrier and some of the current manages to pass. The amount of current that does pass is called the forward current, and it is proportional to the voltage.When the voltage is equal to or lower than the reverse voltage, the potential barrier stops all the current from passing, and the diode is said to be in the forward-blocking or reverse-blocking state, depending on which voltage is lower. The same principle is applied to the BYS459-1500-E3/45.The BYS459-1500-E3/45 diode also has a specific maximum forward current that should not be exceeded, as this can cause excessive heat, potentially leading to permanent damage to the diode.

Conclusion

BYS459-1500-E3/45 is a single rectifier diode that is widely used in many applications, thanks to its robust plastic package and wide temperature range. Its unique features make it a great choice for both industrial and consumer applications. The BYS459-1500-E3/45 features a maximum forward current of 1500A, a forward voltage drop of 0.95V, and a reverse voltage rating of 45V, making it suitable for a variety of AC-AC and AC-DC applications. The diode’s working principle is based on the PN junction, allowing current to flow in one direction only. It is important to note that the device should not be pushed beyond its maximum forward current, as this could potentially cause damage to the diode.

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