MMSZ5259B-7 Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Discontinued at Digi-Key
Voltage - Zener (Nom) (Vz):	39V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	80 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 30V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123
Base Part Number:	MMSZ5259B

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Introduction to the MMSZ5259B-7

The MMSZ5259B-7 is a single Zener diode that belongs to the MMSZ series. It has a rated reverse current of 7 mA and a voltage of 5.2V. It is designed with a low power of 0.05W and a low temperature of 70°C. The diode is designed with an electrode angle of 15° and is also designed with a flat surface. This diode is designed for use in telecommunication systems, cellular communication, and other high-precision audio and video equipment.

MMSZ5259B-7 Application Fields

The MMSZ5259B-7 is a single Zener diode generally used in communication systems such as cellular communication, telephone systems, and data communications. It can also be used in automotive systems, industrial equipment, and other high-precision audio and video equipment for voltage regulation purposes. The diode is also useful for providing effective isolation between a similar set of systems as its flat surface provides effective electrical insulation between two systems.

MMSZ5259B-7 Working Principle

The MMSZ5259B-7 is a single Zener diode whose working principle involves the modulation of electrical current passing through its electrodes. In the MMSZ5259B-7, the current passing through its electrodes is governed by the two main physical characteristics of the diode, namely the barrier voltage and the reverse current. The barrier voltage is a fundamental property of the MMSZ5259B-7, which determines the maximum voltage drop between the anode and the cathode of the diode. It is determined by the process of avalanche breakdown, which occurs when the electric field is greater than the break-down value of the semiconductor material. The reverse current, on the other hand, is the current flowing through the diode when it is in reverse bias, that is, when the anode is connected to the lower voltage, and the cathode to the higher voltage. This current limit is set by the design of the diode, through the process of Zener breakdown, in which the electric field at the junction is of sufficient magnitude to cause the electrons to jump across the potential barrier, forming a conductive channel. By modulating the electric current that passes through the diode\'s electrodes, the MMSZ5259B-7 can be used to regulate voltage in a given circuit. The diode is designed in such a way that it will always regulate the voltage within a certain range, and it is for this reason that it is mainly employed in applications such as voltage regulation.

Conclusion

The MMSZ5259B-7 a single Zener diode belonging to the MMSZ series. It is designed for use in telecommunication systems, cellular communication, and other high-precision audio and video equipment. The diode is designed with a rated reverse current of 7 mA and a voltage of 5.2V, and it works by modulating the electric current that passes through its electrodes in order to regulate voltage in a specific circuit.

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