FR603

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	200V
Current - Average Rectified (Io):	6A
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 6A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	150ns
Current - Reverse Leakage @ Vr:	10µA @ 200V
Capacitance @ Vr, F:	100pF @ 4V, 1MHz
Mounting Type:	Through Hole
Package / Case:	R6, Axial
Supplier Device Package:	R-6
Operating Temperature - Junction:	-65°C ~ 125°C

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Introduction

FR603 is a type of single rectifier diode, consisting of a PN junction, which has two electrodes - an anode and a cathode, connected in a reverse direction. It is manufactured by Fairchild, and is primarily used to provide a semi-rectified voltage in which the anode provides a positive voltage when current flows through the diode, and a negative voltage when the current is reversed. This makes it useful for applications requiring a quick, efficient and safe power conversion from alternating current to direct current.

Application Field

The FR603 single rectifier diode can be used in many applications, such as in power supplies, DC motors, electric vehicles, and other electronics. It is also used in portable electronics and power switching circuits, due to its on-state resistance of only 3 Ohms, which is the lowest on the market.A key application for this diode is in the electric vehicle industry, where its low on-state resistance allows it to provide efficient power conversions in vehicles, ensuring safer and quicker power transfers than with conventional diodes.The FR603 can also be used to provide protection for electronic equipment from reverse current, as it will block AC power from entering the equipment. When used in combination with other components, such as resistors and capacitors, the diode can supply higher voltages and currents to power other components.

Working Principle

The working principle of the FR603 single rectifier diode is based on the fact that when electric current flows in a specific direction, the diode’s anode provides a positive voltage and its cathode provides a negative voltage. This allows the diode to block current flow when it is reversed, as the positive and negative voltages are connected in a reverse direction.The efficiency of the diode is also enhanced by its low on-state resistance, which allows more current to pass through the diode and reduces voltage losses. This makes the diode suitable for applications where high efficiency is desired.

Conclusion

The FR603 single rectifier diode is an efficient and reliable electronic component that can be used for a variety of applications. Its low on-state resistance and reverse current blocking capabilities make it suitable for electric vehicle and power supply applications, as well as for protecting electronic equipment from reverse current. The diode is also useful for providing quick, efficient and safe power conversion from AC to DC, making it a popular choice for many applications.

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