1SMA5930BT3

Diodes - Zener - Single

1SMA5930BT3 is a device which belongs to the category of diodes-zener-single. This device is designed for many different applications and has a working principle related to the behavior of a voltage regulating diode.

A diode is a two-lead semiconductor device consisting of a single p-n junction. V-I characteristics of diodes can be described as below,

• In forward bias, the diode behaves like an open circuit, allowing a current to flow through it in the same direction as the applied voltage.
• In reverse bias, a certain amount of voltage irrespective of the applied voltage is offered as voltage is increased and a current flows through it in the opposite direction.

A zener diode is a voltage regulating diode designed to operate in the reverse breakdown region. When the diode is forward biased, it acts as a standard PN junction diode and the applied voltage is dropped across the diode. When the voltage reaches a certain critical voltage known as zener voltage, the diode enters the reverse breakdown region and the applied voltage is dropped across a very small reverse leakage current. This characteristic is known as zener knee.

1SMA5930BT3 is an ultra-low voltage-controlled zener diode capable of controlling the voltage to a very low level. It has a maximum reverse current of 10 microamps, peak power dissipation of 500mW and maximum forward voltage of 0.5v. This device is designed to work in the reverse breakdown region and is can be used for various applications including protection circuits and voltage regulators. With a zener-limited breakdown voltage of 4.7V, 1SMA5930BT3 is ideal for controlling voltage to low levels.

In order to use the 1SMA5930BT3 circuit, the maximum forward current of the diode must be limited to prevent the diode from entering the forward conduction region. A voltage regulator or current limiting circuit must be used in order to avoid excess current being passed through the diode. The reverse current of the device should also be limited to avoid it entering the reverse breakdown region. 1SMA5930BT3 also has an internal resistance allowing it to obtain a certain amount of current. This resistance is used to limit the reverse current at the desired voltage.

1SMA5930BT3 is a versatile device suitable for many different applications. It can be used in protection circuits, voltage regulators and low voltage control circuits. Its low current operational characteristics make it ideal for battery-powered systems. Moreover, its low voltage-controlled zener characteristics makes it suitable for controlling voltage to very low levels.

In conclusion, 1SMA5930BT3 is a voltage regulating diode belonging to the category of diodes-zener-single. It is designed to operate in the reverse breakdown region and capable of controlling the voltage to very low levels. This device can be used in many different applications including protection circuits and voltage regulators.