1N4948

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

The 1N4948 is a type of Zener diode, a kind of diode that is used in regulated power supplies and in other applications to maintain a stable voltage output. It is a single diode, meaning that it consists of only one component, unlike the more complex multiple-diode circuits such as those used in rectifiers or in Schottky diodes. A 1N4948 is designed for reverse-voltage and can handle a peak forward current of 1 ampere at a voltage ranging up to almost 900 volts. It is also capable of withstanding a voltage surge of up to 2kV, making it a good choice for many applications that require a high degree of reliability.

The 1N4948 diode is a Zener diode, which means that it is able to "breakdown" when the applied voltage reaches a certain level, called the "Zener breakdown voltage". This voltage is typically labeled as "Vz" on the diode\'s datasheet and is one of the important parameters to consider when selecting this component. When the Zener breakdown voltage is reached, the diode conducts current in reverse and can effectively limit the voltage across it to that voltage. This is an important feature as it allows the diode to provide a stabilized output voltage that is essentially the same as its Zener breakdown voltage.

The 1N496 diode also contains a number of other parameters that need to be considered when selecting the component for an application. These include the maximum reverse voltage (VRM), the maximum reverse current (IRM), the peak forward current capability (IFP), the Zener impedance (Zz), and the maximum reverse power dissipation (PD). The diode also has a maximum reverse recovery time, which is the time it takes for the diode to stop conducting current in reverse.

The 1N4948 diode is often used in regulated power supplies and a wide variety of other applications that require a stable output voltage. In regulated power supplies, it is typically used in conjunction with a series resistor to limit the current. This can help prevent the diode from becoming damaged due to excessive current. In other applications, it can be used as a regulator, limiting the voltage applied to the load. It can also be used in circuits to provide a reference voltage, allowing the circuit to operate at a specific voltage.

In summary, the 1N4948 is a single-diode Zener diode designed for reverse voltage applications. It can handle large surges of up to 2kV and is capable of withstanding a peak current of 1 ampere. It contains several parameters that need to be considered when selecting it for an application, including the Zener breakdown voltage, maximum reverse voltage and current, and so on. It is commonly used in regulated power supplies and a wide variety of other applications, including as a regulator or reference voltage.

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