1N4744A Discrete Semiconductor Products

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	15V
Tolerance:	±5%
Power - Max:	1W
Impedance (Max) (Zzt):	14 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 11.4V
Operating Temperature:	-65°C ~ 200°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-41
Base Part Number:	1N4744

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction of 1N4744A

1N4744A is a kind of single Zener diode in a DO-35 package, which is designed for general purpose applications. 1N4744A can provide a nominal breakdown voltage of 24V with a 10mA current. It is also suitable for a variety of DC voltage regulation and over-voltage protection applications.

Application of 1N4744A

1N4744A is widely used in embedded systems, portable electronic devices, as well as various types of circuit designs, such as automotive, industrial, and consumer electronics. 1N4744A has the following applications in different fields:

Electronic Industry

1N4744A is mainly used in voltage regulation and over-voltage protection applications in the electronics industry. Its main applications include:1) Battery-powered electronics, such as touch panels, can be protected from overload or overvoltage damage by adding a 1N4744A Zener diode in front of the controller.2) 1N4744A can also be used in circuit design and power supply design to provide a stable voltage source.

Automotive Industry

In the automotive industry, 1N4744A is mainly used in integrated circuit (IC) protection or control circuits. For example, it can be used to protect the IC from over-voltage or over-current damage.

Consumer Electronics

1N4744A can also be used in consumer electronics to protect the circuit from over-voltage damage. In digital cameras and other devices, 1N4744A can be used to protect the circuit from unpredictable voltage spikes.

Working Principle of 1N4744A

1N4744A is a type of Zener diode, which operates on a reversed-biased condition. When an external voltage greater than the breakdown voltage is applied to the diode, it will enter the breakdown region and start conducting current.The breakdown voltage of 1N4744A is 24V. When the external voltage is greater than 24V, 1N4744A will start conducting current. The higher the external voltage, the higher the current flowing through the diode.Once the external voltage is reduced to a lower voltage, or when the current exceeds the rated current, 1N4744A will stop conducting. This basic working principle makes 1N4744A suitable for use in regulating voltage and providing over-voltage protection.

Conclusion

In conclusion, 1N4744A is a single Zener diode designed for general purpose applications in various fields, such as electronics, automotive and consumer electronics. It can provide a nominal breakdown voltage of 24V with a 10mA current and is suitable for applications where over-voltage protection is required. Its reverse-bias operating principle makes it ideal for use in voltage regulation and over-voltage protection circuits.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description