1N4751AUR

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	30V
Tolerance:	±5%
Power - Max:	1W
Impedance (Max) (Zzt):	40 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 22.8V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	DO-213AB, MELF
Supplier Device Package:	DO-213AB

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1N4751AUR is a Zener diode that belongs to the category of single diodes, and is typically used in application fields such as voltage regulation and noise suppression. It\'s often used in conjunction with NPN transistors or other switching components. The working principle of 1N4751AUR is by controlling the voltage across the diode while still allowing a limited amount of current flow.
The main components of a Zener diode are an n-typedoped region, usually referred to as the cathode, and a p-type region, usually referred to as the anode. When a voltage is applied to the anode, electrons will flow through the depletion layer and the junction. At a certain voltage level, the junction will be energized and limit the voltage across the diode, so that the voltage will not exceed a certain amount. Since the depletion layer is at a fixed potential, it is critical that the external voltage applied across the diode is always lower than the Zener voltage.
The 1N4751AUR Zener diode is a surface-mount device, and is made up of smallsolder pads which are used to attach it to the printed circuit board. These solder pads are connected to the anode, cathode and terminator of the device. The anode is the main path of electrical current and carries the highest voltage, while the cathode conducts the current away from the device. The terminator is connected to the anode terminal and acts as a thermal conductor as well as an electrical conductor.
1N4751AUR is also able to regulate current output when the voltage across the diode is below the Zener voltage. This is done by modulating the amount of current that can flow through the diode. The Zener diode is used as a form of voltage regulation, as it can provide the voltage levels required for devices that operate at different levels in different applications.
In addition to providing voltage regulation, 1N4751AUR is often used in noise suppression applications. This is accomplished by limiting the peak voltages present across a diode and ensuring that it is always lower than the Zener voltage. This allows for good insulation from interference and helps to ensure a clean signal path.
The package size of 1N4751AUR is quite small and its design is optimized for use in portable electronic devices. The small form factor helps save space essential in today’s highly compacted designs, while still allowing for the necessary current and voltage capabilities. It requires very low voltage to operate and can be used with a variety of transistors and switching components.
1N4751AUR is a versatile and highly efficient Zener diode which plays a vital role in voltage regulation and noise suppression. It is available in a small surface mount package which allows for its use in minimal space. It can be connected to a range of transistors, switching components and power sources, and is ideal for applications where high voltage and hundreds of milliwatts of current are needed.

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