ACZRW5246B-G

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	16V
Tolerance:	±5%
Power - Max:	350mW
Impedance (Max) (Zzt):	17 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 12V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123F
Supplier Device Package:	SOD-123FL

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

The ACZRW5246B-G is a member of the Zener diode family. It is a single component holding reverse blocking and surge current capability in one package. The component coating is hermetically sealed, making it suitable for high reliability applications. It is the perfect component for many basic and more advanced applications where a higher-level of protection is needed. This article will explore the application field and working principle of the ACZRW5246B-G diode.

Application Field

The ACZRW5246B-G can be used in many applications that require an improved level of protection from pulsed or steady-state or a combination of the two. The most common use would be in power supply circuits, over voltage protection, ground loop elimination, and monitoring, paralleling, and bypassing circuits. It can be used in automotive and industrial electronics where noise resistance and low EMI (electromagnetic interference) protection is needed. Its undervoltage protection capability allows for stable operation in vehicular and telecommunications applications.

Medical equipment:

The ACZRW5246B-G is also useful in medical applications, as it will offer high reliability and a uniform distribution of sharp conduction threshold, providing surge current protection even when a pulsed current is present. For example, medical imaging equipment, such as MRI machines, use an array of diodes to protect them from the high voltages and currents associated with the imaging process. A diode like the ACZRW5246B-G, with its high reliability and pulse-current protection, is the perfect choice to secure medical devices from short-circuiting.

Telecommunications:

For telecommunications equipment, the ACZRW5246B-G diode can be used to protect integrated circuits and other high voltage components from over-voltages. It can also be used to provide a reliable grounding loop eliminator or buffer, allowing the transmission of signals or data between two or more communication devices without the risk of harmonic interference. With its capability to cope with high-speed electronic circuitry, it is also capable of providing telecommunications with an ultra-fast and low-cost response.

Working Principle

A zener diode is a type of diode that has a higher breakdown voltage than regular diodes. It works by allowing current to flow normally in the forward direction, but when the voltage becomes too high, it allows current to flow in the opposite direction until it reaches a certain voltage. This phenomenon is known as “breakdown voltage” and it occurs when electric current flows in the reverse direction. On the ACZRW5246B-G the breakdown voltage is 4.8V. The breakdown voltage is determined by what type of material is used in the diode. Zener diodes use a specific material, often a heavily doped semiconductor, that has a higher breakdown voltage. It is this material that allows the diode to provide over-voltage protection and to also protect sensitive circuits from high transient voltages and currents. Unlike regular diodes, the ACZRW5246B-G is also capable of controlling excessive leakage current, providing reverse current blocking and surge protection. The reverse current is controlled by a dedicated resistor connected with the diode and the load, which helps regulate the amount of current in the reverse direction. This allows the ACZRW5246B-G to limit the amount of reverse current and protect the load from high levels of voltage and current. When used in power supply circuits, the ACZRW5246B-G diode helps stabilize the output voltage by clamping the voltage when it reaches a certain level. This also helps prevent damage from overloads and surges. This is incredibly useful in automotive or industrial systems, as it helps to protect sensitive components from the high-voltages and currents associated with these environments.

Conclusion

The ACZRW5246B-G is a member of the Zener Diode family which boasts impressive application capabilities. Its hermetically sealed coating makes it perfect for high-reliability applications, and the unique combination of reverse blocking and surge current capability makes it an ideal choice for power supplies, over voltage protection, medical equipment, and telecommunications. It enables high-speed operation and improved signal purity and it can also be used to protect expensive equipment from damage caused by high voltages and currents. Understanding its application field and working principle is valuable to any designer or engineer in need of a reliable and stable single-barrier diode.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description