1N3647

Series:	--
Packaging:	Bulk
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	3000V
Current - Average Rectified (Io):	600mA
Voltage - Forward (Vf) (Max) @ If:	5V @ 250mA
Speed:	Standard Recovery >500ns, > 200mA (Io)
Reverse Recovery Time (trr):	2.5µs
Current - Reverse Leakage @ Vr:	1µA @ 3000V
Capacitance @ Vr, F:	8pF @ 5V, 1MHz
Mounting Type:	Through Hole
Package / Case:	Axial
Supplier Device Package:	Axial
Operating Temperature - Junction:	-65°C ~ 175°C

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Introduction:A diode is an electronic component that mainly functions to control the flow of current in an electronic circuit. The 1N3647 diode is a single rectifier diode designed for high surge, high current applications and can be used in various industries such as telecom, consumer electronics and automotive. In this article, the application field and working principle of the 1N3647 diode will be explored. Application Field:The 1N3647 diode can be used in a wide variety of switched mode power supply (SMPS) and telecom applications. It is a high power diode and can handle higher surge currents than standard diodes, hence it is particularly suitable for high current power supplies. At the same time, the 1N3647 diode can withstand severe conditions, including high temperature up to 175°C and high humidity in telecom applications. The long-term reliability of the diode is further improved by its maximum reverse leakage, which remains stable in the presence of hot and humid environment. The diode can also be used in automotive electronics applications such as charging systems and motor drivers. Due to its high surge current capability, the diode can be used as a direct replacement for more expensive schottky diodes, making it an economical solution for such applications. Working Principle:The 1N3647 diode is a single rectifier diode and works like a one way valve in a water pipe. It allows current to flow easily in one direction, but only a tiny current can flow in the opposite direction. This is described by the diode equation: I_D = I_S * e^(V_D/V_T)Where I_D is the current through the diode, I_S is the saturation current, e is the natural logarithm, V_D is the voltage across the diode and V_T is the thermal voltage.The diode works in the forward conduction mode when the voltage across it is greater than the diode’s threshold voltage. In this mode, the current passes through the diode without any resistance. The reverse conduction mode is when the voltage across the diode is lower than the threshold voltage. In this mode, the current cannot pass through the diode as the diode behaves like an open circuit. Conclusion:The 1N3647 diode is a single rectifier diode designed for high surge, high current applications. It is suitable for use in high current power supplies, telecom and automotive applications. The diode works as a one way valve in a water pipe, allowing current to flow in one direction but only allowing a tiny current to flow in the opposite direction. It works in the forward conduction mode when the voltage across it is greater than its threshold voltage and in the reverse conduction mode when the voltage across it is lower than the threshold voltage.

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