1N4473 BK

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A 1N4473 BK diode is a single Zener diode. It is used in a variety of applications and is primarily engineered for protecting electronic components in electronic circuits. Zener diodes are used in a reverse-bias mode, which means that they are placed between a power and ground rail in order to protect sensitive components.

The 1N4473 BK diode is a unique Zener diode in that it is capable of allowing very fast switching times and can operate at high power. It is engineered with the special purpose of being able to protect circuit components from voltage transients without compromising the speed of the circuit. This makes it ideal for use in applications that have a high speed requirement.

The working principle of a 1N4473 BK diode is simple. When voltage is applied to the diode from the power rail, the diode will allow the current to flow in reverse, or from the anode to the cathode. If the voltage increases beyond the Zener voltage, the diode will enter a state of conduction and start to allow current in either direction. This Zener voltage that is specified in the datasheet is determined based on the Zener passivation that is used on the diode.

When the diode is placed in a circuit and voltage is applied, it begins to act as a form of protection. If there is a power surge on the power line, the 1N4473 BK diode will act as a barrier and redirect the excess voltage away from the components in the circuit to ground. This gives the other components time to cool off and prevents any permanent damage.

The 1N4473 BK Zener diode is used in many different applications, such as over-voltage protection, transient suppression and protecting sensitive components. These devices are also used in circuits that require a fast switching diode and high power. Some of the most common applications include microwave ovens, medical equipment, telecommunications and automotive electronics.

In conclusion, the 1N4473 BK diode is a single Zener diode and is primarily used to protect electronic components in a circuit. It works by redirecting excess voltage away from the circuit and allowing current to flow in either direction when the voltage exceeds the Zener voltage. The 1N4473 BK diode can be found in a variety of applications, such as over-voltage protection, transient suppression and protecting sensitive components.

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