SMAJ4750A-TP

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	27V
Tolerance:	±5%
Power - Max:	1W
Impedance (Max) (Zzt):	35 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 20.6V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 100mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	DO-214AC (SMA)
Base Part Number:	SMAJ4750

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Diodes - Zener - Single - SMAJ4750A-TP Application Field and Working Principle

The SMAJ4750A-TP is a single zener diode from SMAJ series, designed and manufactured by the Panasonic Corporation. It belongs to the category of diode which carries a specific current and produces a particular voltage when a certain voltage is applied to its terminals. It is usually used to generate a voltage by minimizing the difference between the applied voltage and the generated voltage. Moreover, it can also be used as a reference voltage in electronic circuits as well as in power supplies and other related applications.The SMAJ4750A-TP has a standard size DO-214AC package and is commonly used as a protection device in electronic circuits to reduce the impedance between the device power supply and the device itself. The device is made from a high-grade aluminum nitride ceramic and is of a type-2 construction. It has a rated power dissipation of 350mW, a breakdown voltage of approximately 4.75V and a maximum operating temperature of 150oc.The SMAJ4750A-TP works on the principle of reverse breakdown. When a high current flows through the device, as the voltage increases, a breakdown point will be reached where the diode will begin to conduct and zener voltage will appear across it. This zener voltage is generated by the hole-electron recombination phenomena, which occurs when more electrons are injected into the semiconductor material than what the material can normally accept.At the applied voltage, the SMAJ4750A-TP operates as a breakdown diode and when the breakdown voltage is reached, the electrons injection process begins and the device conducts current. The device offers superior current surge capability and a low leakage current. It features a high maximum energy capacity, making it ideal for use in high-power electrical circuits.The SMAJ4750A-TP is widely used in various applications, such as cellular phones, personal computers and other consumer electronics. It is also helpful in power management, automotive applications and also as an independent component in an electronic circuit. Thus, owing to its versatile use, the SMAJ4750A-TP offers a great combination of size, voltage, power capabilities, and environmental and reliability aspects.Being a high-quality component, it has gained popularity in numerous fields due to its robust construction and reliable performance. Because of its high temperature stability, it makes an ideal choice for devices operating at elevated temperatures. Additionally, it is equipped with an L-shaped configuration, which allows it to be fixed firmly onto the printed circuit board, making it suitable for automatic soldering process.The SMAJ4750A-TP has been established as a reliable component for numerous applications and this is proven not only by its excellent design but also by its wide use in the industry. It is important to understand the working principles and application fields of this component in order to ensure optimum performance and reduce design risk. Thus, the variety of applications, highly reliable performance and its compact size are what make the SMAJ4750A-TP an ideal choice for various applications.

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