1N5617 Discrete Semiconductor Products

Series:	--
Packaging:	Bulk
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	400V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	1.6V @ 3A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	150ns
Current - Reverse Leakage @ Vr:	500nA @ 400V
Capacitance @ Vr, F:	35pF @ 12V, 1MHz
Mounting Type:	Through Hole
Package / Case:	A, Axial
Operating Temperature - Junction:	-65°C ~ 175°C

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Introduction

The 1N5617 diode is a high power rectifier diode designed specifically for high current applications. It is generally used in high frequency switching power supplies, power factor correction circuits and high current DC power converters. It can also be used in flyback converters, high power charging circuits, output rectification circuits and flux gate magnetometers, among other applications.

How Does The 1N5617 Work?

The primary function of the 1N5617 diode is rectification, which is the process of converting the alternating current (AC) from an AC power supply into direct current (DC). It does this by allowing current to flow in one direction only. The 1N5617 is a single diode rectifier, meaning it is composed of a single p-n junction. It has a breakdown voltage of 57 V and a reverse current of 25 mA. To understand how the 1N5617 works, we first need to understand the principles of the p-n junction. The 1N5617 is composed of a p-type semiconductor material sandwiched between two n-type semiconductor materials. When the anode voltage is greater than the cathode voltage, the junction forms a depletion region, which effectively blocks the current flow. When the cathode voltage is greater than the anode voltage, the p-n junction forms a transition region, which allows the current to pass. This is how the 1N5617 diode functions as a rectifier, by allowing current to flow in the forward direction and blocking it in the reverse direction.

Applications of the 1N5617

The 1N5617 is often used in high current applications where a standard diode would be unable to handle the load. It is commonly used in power supplies, DC power converters, flyback converters and flux gate magnetometers, among other applications.High Frequency Switching Power Supplies – High frequency switching power supplies are used to convert a given DC input to a higher AC output voltage, which is then rectified back to a DC voltage. The 1N5617 is often used as the output rectifier, as it can handle the heavy load and allow for a fast switching operation. Power Factor Correction Circuits – Power factor correction circuits ensure the voltage and current levels remain constant in an AC power supply. The 1N5617 diode can be used in the output rectification stage to ensure the correct levels of current and voltage are maintained. High Current DC Power Converters – High current DC power converters are used to increase or decrease the voltage or current levels in a DC power supply. The 1N5617 is often used in the output stage, as it is capable of handling high load and switching frequencies. Flyback Converters – Flyback converters are used in applications where a DC input is converted to a high AC output voltage. The 1N5617 diode can be used as the output rectifier, as it is able to handle the high operating frequency and high DC voltages. Flux Gate Magnetometers – Flux gate magnetometers are used to measure magnetic fields in the environment. The 1N5617 diode is often used in the output stage to select the correct polarity of current.

Conclusion

The 1N5617 diode is a high power rectifier diode that is specifically designed for high current applications. It is composed of a single p-n junction, which allows it to function as a rectifier by allowing current to flow in the forward direction and blocking it in the reverse direction. The 1N5617 is often used in a variety of high current applications such as high frequency switching power supplies, power factor correction circuits, high current DC power converters, flyback converters and flux gate magnetometers.

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