SML4747HE3/61

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	20V
Tolerance:	±10%
Power - Max:	1W
Impedance (Max) (Zzt):	22 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 15.2V
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	DO-214AC (SMA)

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Diodes - Zener - Single: SML4747HE3/61 Application Field and Working Principle

The SML4747HE3/61 diodes are members of the Zener diode family and are commonly used as voltage regulators and signal circuit clippers. As a Zener diode, the SML4747HE3/61 is also commonly known as a voltage reference or reference diode. This particular diode is designed specifically for use in a wide range of applications, such as in audio, power apps, and sensor applications.

What is a Zener Diode?

Before discussing the specific application field and working principle of the SML4747HE3/61 diode, it is important to understand the concept and function of a Zener diode. A Zener diode is a type of diode that utilizes a reverse bias to maintain a steady voltage across its terminals. This is in contrast to a regular diode, which relies on a forward bias to conduct electricity. The Zener diode allows for precise control of the voltage across its terminals, which makes it particularly useful for voltage regulation and other voltage-controlled applications.

Application Field of SML4747HE3/61 Diodes

The SML4747HE3/61 diodes are generally used in audio, power, and sensor applications. They are particularly useful in audio applications, as they provide precise voltage regulation and signal clipping. In power applications, the diodes allow for precise control of the voltage in order to ensure optimal power efficiency. They can also be used in sensor applications to more precisely control the voltage at the sensing element.

Working Principle of SML4747HE3/61 Diodes

The working principle of the SML4747HE3/61 diode is analogous to that of the other members of the Zener diode family. It relies on a reverse bias to maintain a steady voltage across its terminals, rather than a forward bias like a standard diode. This reverse bias causes the diode to allow current to flow in both directions at a constant voltage, thus providing precise voltage regulation and signal clipper functions.

Conclusion

The SML4747HE3/61 diodes are members of the Zener diode family and are specifically designed for use in audio, power, and sensor applications. These diodes make use of a reverse bias to maintain a steady voltage across its terminals, thus providing precise voltage regulation and signal clipper functions. It is important to understand the basic principles and applications of these diodes in order to make the most out of them.

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