PD3Z284C15-7 Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	15V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	15 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 10.5V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 100mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	PowerDI™ 323
Supplier Device Package:	PowerDI™ 323
Base Part Number:	PD3Z284C15

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Introduction

A PD3Z284C15-7 diode is an ubiquitous component used in many electronics circuits for power regulation and signal conditioning. It is classified as a Zener diode, and is designed for single diode applications. In this article, we will discuss the application field and working principle of the PD3Z284C15-7.

Applications

The PD3Z284C15-7, with its reverse voltage rating of 28.4V and power dissipation of 1.5W, is suitable for use in a variety of electronics circuits. Its low Vz and tight tolerance enable it to be used as a reference voltage source, providing stable voltage regulation. It is also commonly used in power supplies and signal conditioning circuits, where it protects sensitive components from voltage/current spikes.

Structure

The PD3Z284C15-7 is a planar strucutre diode, consisting of a thin bar of semiconducting material, typically made of silicon. It has two PN junctions and a zener layer, giving it its Zener properties. The zener layer is the main feature of the diode, and is responsible for regulating and controlling the flow of current through the diode.

Working Principle

The working principle of the PD3Z284C15-7 is quite simple. It works on the principle of reverse-biased Zener breakdown. When a voltage above the reverse voltage rating is applied to the diode, the PN junctions become reverse biased and current begins flowing from the anode to the cathode. Because of the reverse bias, the electrons in the junctions are forced to move to the other side, and a mini electric field is formed. This causes a Zener breakdown, and current starts to flow. As the voltage continues to rise, the current through the diode increases until it reaches a certain level at which the voltage across the diode remains constant. This is the point at which the diode is said to be in Zener breakdown. The Zener breakdown allows the diode to act as a voltage regulator, and the current through it is limited by the resistance of the diode. The PD3Z284C15-7 is able to regulate the voltage across it within a certain range, hence making it ideal for use in a wide range of electronics circuits.

Conclusion

In conclusion, the PD3Z284C15-7 is an important component in many electronics circuits. It is classified as a Zener diode and is designed for single applications. With its reverse voltage rating of 28.4V and power dissipation of 1.5W, it can be used for both power regulation and signal conditioning. It works on the principle of reverse-biased Zener breakdown, and is able to regulate the voltage across it within a certain range. It is thus an invaluable component for many electronics projects.

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