MMBZ5231B-HE3-18

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	5.1V
Tolerance:	±5%
Power - Max:	225mW
Impedance (Max) (Zzt):	17 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 2V
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3

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 MMBZ5231B-HE3-18 Single Zener Diode Application Field and Working Principle

The MMBZ5231B-HE3-18 is a Single Zener Diode that is widely used today in a range of electrical and electronic applications. It is made up of a schottky diode and a voltage-stabilizing network that is used to provide a steady and consistent current or voltage output even under fluctuating input conditions. This makes the MMBZ5231B-HE3-18 a great choice for regulating and maintaining voltages in devices that are subject to input fluctuations. The working principle of the MMBZ5231B-HE3-18 is quite simple and straightforward. It consists of two main components: a p-type Zener diode and a series current-limiting resistor. The Zener diode has two connections corresponding to the anode and cathode. When a voltage is applied to the device, an electric current will flow through the diode, resulting in the stabilization of the output voltage at its Zener breakdown voltage. The resistor limits the current, allowing the device to provide a steady voltage output even when the input voltage fluctuates. The MMBZ5231B-HE3-18 can be used in a variety of applications, both commercial and industrial. It is often used in circuit designs for monitoring, voltage regulation and protection, emergency lighting, power supplies, small motors, and audio amplifiers. The device can also be employed in low-voltage circuits to maintain a steady output even when the input voltage drops or surges. This can be especially useful in applications where power supply failures can cause dangerous or damaging consequences.In addition, the MMBZ5231B-HE3-18 can also be used in automotive applications. It can be used to provide voltage regulation, voltage protection, and emergency lighting in cars and other vehicles. The device can also be used in automotive control circuits to provide reliable electrical signals through fluctuating voltages, making it suitable for applications such as automotive injector control, fuel pump control, and spark timing control. The MMBZ5231B-HE3-18 is relatively easy to install and replace, since it only takes two simple steps. First, the appropriate voltage setting must be determined by measuring and testing the input voltage. Then, connecting the input and output terminals to the device according to the provided instructions should complete the installation process. Overall, the MMBZ5231B-HE3-18 is an essential component for any electrical and electronic device, particularly in applications where power supply failure can have disastrous consequences. It is a reliable and cost-effective solution for maintaining and regulating voltage levels even under input fluctuations. Furthermore, the device is easy to install and replace, making it a great choice for many applications.

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