NZX11A,133

Series:	--
Packaging:	Tape & Box (TB)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	11V
Tolerance:	±2%
Power - Max:	500mW
Impedance (Max) (Zzt):	25 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 8V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	-55°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	ALF2
Base Part Number:	NZX11

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Introduction

The NZX11A-133 diode is a single-zener diode which has a wide variety of applications and a unique working principle. The diode is most commonly used as a voltage regulator, current regulator and for protection against excessive current or voltage. In this article, the application field and working principle of the NZX11A-133 will be discussed in detail.

Application Field

The NZX11A-133 diode has many applications in the electronics industry. As a voltage regulator, the NZX11A-133 is used to keep the output voltage of a circuit constant, despite fluctuations in the input voltage. The most common application of the NZX11A-133 in this regard is the voltage regulator circuit, which is used to maintain a constant output voltage, while fluctuating input voltages of up to 15V can be tolerated. Another application of the NZX11A-133 as a voltage regulator is in AC-DC convertors. Here, the NZX11A-133 diode is used to ensure a constant dc output voltage, even when the input voltage changes. As a current regulator, the NZX11A-133 finds applications in switching power supplies and linear regulated power supplies. In particular, it is used to ensure a constant current level, by limiting the variation in the output current. It is also used in some radio transmitters as a current limiting mechanism. Finally, the NZX11A-133 can be used as a protective device against excessive current or voltage.

Working Principle

The working principle of the NZX11A-133 is based on the properties of a P-N junction diode. A P-N junction diode is made of a semiconductor material, usually silicon, which is doped with P (positively charged) and N (negatively charged) type semiconductor material. This creates a semiconductor junction at the interface, which is an energy barrier between the two sections of the diode. Under normal conditions, the current in a P-N junction diode flow one-way, and is prevented from flowing in the reverse direction by the energy barrier. In the case of the NZX11A-133 diode, the diode is specially designed to allow for current to flow in the reverse direction, when the reverse voltage across the diode exceeds the breakdown voltage. This reverse current, in turn, leads to the creation of a voltage drop across the diode, which is the voltage regulator functions of the diode. In the case of the current regulator function, the voltage drop across the diode becomes constant, when a constant current flows through the diode.

Conclusion

In conclusion, the NZX11A-133 is a single-zener diode which is used for a variety of applications and has a unique working principle. As a voltage regulator, the NZX11A-133 diode is used to maintain the output voltage of a circuit constant, while as a current regulator, it is used to maintain a constant current level. Finally, it can also be used as a protective device against excessive current or voltage. Its working principle is based on the properties of a P-N junction diode, allowing for a current to flow in the reverse direction when the applied reverse voltage across the diode exceeds the breakdown voltage.

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