1N4001 TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	50V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 1A
Speed:	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr:	5µA @ 50V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-41
Operating Temperature - Junction:	-65°C ~ 175°C

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Introduction

The 1N4001 is one of the most popular rectifier diodes. It’s a standard-sized diode, with a length of up to 6 mm (about 0.25 inch). It’s often used in a variety of applications such as voltage rectification, over-current protection, and reverse polarity protection. This article will look into the 1N4001\'s application fields and working principle.

Application Fields

The 1N4001 is a popular diode used in many electronic circuits and is the most common diode found in the market. It bridges the function of a rectifier and an over-current protection device in many circuit designs.

• Voltage Rectification: The 1N4001 is a perfect choice for use in circuits requiring 6V to 50V voltage rectification. It has the advantage of low forward voltage, which makes it ideal for use in voltage rectification.
• Over-Current Protection: The 1N4001 is also used for over-current protection. The purpose of this application is to protect the circuit from over-currents and short circuits. The 1N4001 is able to limit the current flow in the circuit, thus preventing the circuit from overloading.
• Reverse Polarity Protection: The 1N4001 can also be used as a reverse polarity protection device. The purpose of this application is to protect the circuit from reverse voltage surges. This is achieved by blocking the current flow in the circuit when the reverse polarity is detected.

Working Principle

The 1N4001 is a rectifier diode with a forward voltage drop of 0.6V to 0.7V. This means that when current flows through the diode, a voltage drop of 0.6V to 0.7V is produced across the diode. The amount of voltage drop depends on the amount of current flowing through the diode. The 1N4001 has two pins, an anode and a cathode, with the anode connected to the positive voltage source and the cathode connected to the negative voltage source. When voltage is applied across the anode and cathode, current will flow from the anode to the cathode. However, when the voltage is reverse polarity, the diode will be in reversed bias and the current flow will be blocked. The 1N4001 is also able to protect the circuit from over-current or short circuit. When current exceeds the diode\'s current rating, the 1N4001 will limit the current flow and turn the diode off. This prevents the circuit from being over-loaded or short circuited.

Conclusion

The 1N4001 rectifier diode is a standard-sized diode with a forward voltage drop of 0.6V to 0.7V. It is used in many applications as a voltage rectifier, over-current protection and reverse polarity protection. The 1N4001 is capable of limiting the current flow in the circuit and protecting the circuit from over-current or short circuit.

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