1SMB5923B-13

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	8.2V
Tolerance:	±5%
Power - Max:	3W
Impedance (Max) (Zzt):	3.5 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 6.5V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-214AA, SMB
Supplier Device Package:	SMB
Base Part Number:	SMB5923

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Introduction

The 1SMB5923B-13 is a single Zener diode with an operating voltage range of 3.3V to 10V. It is used in a variety of applications, including power supplies, signal conditioning, switching circuits and isolating applications. This diode is constructed with a small-sized, low-cost, low-profile surface-mount package. It has a maximum operating current of up to 5A.

Application Field and Working Principle

The 1SMB5923B-13 is designed for use in both AC and DC circuits and provides a low dropout voltage. Due to its low operating voltage, it is commonly used in power systems where high power conversion efficiency is desired. The 1SMB5923B-13 can also be used in voltage regulators and rectifiers. It is suitable for applications in which high forward voltage, low reverse leakage current, high temperature stability and fast switching times are required.The 1SMB5923B-13 works on the principle of Zener breakdown. When a reverse voltage is applied to the diode, it has a breakdown voltage at a specific value. This breakdown voltage is determined by the doping level in the diode. When the applied voltage reaches this breakdown voltage, the current flowing through the diode increases dramatically and the voltage across the diode remains almost constant. This is known as the Zener breakdown. The 1SMB5923B-13 has a breakdown voltage of 3.6V at 25℃.The 1SMB5923B-13 can be used as a voltage regulator, providing a constant voltage supply to its load. When connected to an unregulated power supply of sufficient voltage, the voltage across its load will be held constant. The 1SMB5923B-13 also provides an isolation barrier between two circuits.When two levels of voltage are not compatible, the diode will provide protection by blocking the higher voltage. The 1SMB5923B-13 can also be used as a switch in AC circuits. When the applied voltage passes through zero, the diode changes its state from off to on or vice versa, providing a fast switching time. This is useful in controlling speed and efficiency in AC applications.

Conclusion

The 1SMB5923B-13 is an excellent choice for a variety of applications. It is highly reliable, has a low forward voltage, provides constant voltage output, and has a fast switching time. This diode is an ideal solution for power supplies and signal conditioning, as well as for isolating circuits and controlling AC speed.

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