1N3973

Diodes in DO-8 form factor for various uses

Manufacturer: ['microsemi', 'iscsemi', 'solid-state']

series introduction

The 1N3973 series is a high-performance, general-purpose Zener diode line designed to provide reliable voltage regulation and protection in a variety of electronic applications. With its robust construction and careful engineering, the 1N3973 series stands out for its ability to maintain a stable reverse breakdown voltage, ensuring consistent performance even under fluctuating conditions.

Key features of the 1N3973 series include a wide range of Zener breakdown voltages, typically from 3.6V to 75V, allowing engineers to select the appropriate device tailored to their specific voltage regulation needs. These diodes are built using a planar construction technique, which enhances their reliability and thermal stability. The series is also designed to handle high power dissipation, making it suitable for applications that require efficient heat management. The 1N3973 series exhibits low dynamic resistance and fast response times, which are critical for applications where quick voltage regulation and transient response are essential.

The design characteristics of the 1N3973 series further enhance its usability across various fields. These diodes come in standard DO-41 packages that facilitate easy mounting and integration into existing circuit designs. Their compact size and rugged construction allow them to be deployed in environments where space and durability are at a premium, such as in consumer electronics, automotive control systems, and industrial automation.

In terms of applications, the 1N3973 series is ideal for voltage clamping, surge protection, and reference voltage regulation in power supplies, communication devices, and signal processing circuits. They are extensively utilized in battery management systems, where precise voltage control is vital, as well as in LED lighting circuits, where they protect against voltage spikes. The versatility and reliability of the 1N3973 series make them a go-to choice for engineers seeking robust solutions in their electronic designs, ensuring the longevity and efficiency of their products.

Datasheets

Partlist

1N3973
1N3973R