JANTX1N821UR-1

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Diodes are vital components used in electrical charge management, storage, and voltage regulation. Zener diodes, specifically single-form factor diodes, are used in circuits to maintain a maximum specified voltage. The JANTX1N821UR-1, a single-form factor Zener diode, is a highly-rated and versatile device applicable across a wide range of industries and occupations.

In technical terms, the JANTX1N821UR-1 is a Glass passivated junction diode with dual-level coating for superior corrosion protection. It features a very fast response time of less than 15 nanoseconds, high breakdown voltage of 6.2 volts, and a peak avalanche power rating of 175 milliwatts. Additionally, its total power dissipation is rated at 920 milliwatts and its series dynamic impedance is listed as 50 ohms. It is designed to handle 6.0 volts of continuous reverse steady state current of 150 milliamperes and to have a 1000 hour device life expectancy at this voltage and current.

As for application field, the JANTX1N821UR-1 is a very widespread device. Being an ultra-fast diode, it is a core component in many switch-mode power supplies, motor drives, and charge pump circuits. It is also used in telecom and datacom circuitry, as well as in industrial and automotive electronics, respectively. It is specifically used to limit voltage spikes and control power surges in direct current applications, providing control of the output voltage in order to maintain efficient operation.

The working principle behind the JANTX1N821UR-1 is relatively simple. This type of Zener diode operates like a regular diode in reverse bias mode, allowing it to conduct current from the anode to the cathode when the reverse voltage is greater than the forward voltage. However, unlike an ordinary diode, the JANTX1N821UR-1 has a "Zener breakdown" phenomena which limits the current flow to a specified maximum reverse voltage. This ensures voltage stability, even when power is applied to the device.

In short, the JANTX1N821UR-1 is an ultra-fast single-form factor Zener diode designed for high junction temperature performance. It is ideal for multiple applications that require voltage regulation, particularly in switch-mode power supplies, motor drives, and charge pump circuits. This device comes with a wide range of specifications and is highly reliable, making it a popular choice for many industries and occupations.

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