DFLT22A-7 Circuit Protection

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

Today, the DFLT22A-7 TVS diodes are rapidly becoming the device of choice for a broad range of applications in the electrical and electronic equipment industry. This is because of their increased efficiency and level of protection against transients that are generated by everyday use and environmental constraints.

The DFLT22A-7 is a non-polarized, curved-junction, fast-acting surface mount device that primarily functions as a Voltage Dependent Resistor (VDR). It is a zener diode designed to protect against voltages typically ranging from 5Volts to 75Volts. The DFLT22A-7 is commonly used in automotive, telecommunications, medical, consumer electronics and power supplies applications.

In automotive applications, the DFLT22A-7 TVS diode helps protect circuits from electrical shock switching, short-term transients, and voltage surges generated by cars, buses, and other large vehicles. It is also used in automotive operations such as headlights, airbags, and RKE systems.

In telecommunications, the DFLT22A-7 helps protect devices such as antennas, cables, and cell phone towers from electrical disturbances caused by lightning. It is also used to stop high frequency noise from destroying circuits.

The DFLT22A-7 is used in medical equipment because it provides electrical isolation so that medical personnel do not get accidentally shocked while performing tests or medical procedures. The DFLT22A-7 also protects medical circuits from electromagnetic interference (EMI) generated by industrial equipment.

Consumer electronics also benefit from the DFLT22A-7 TVS diode\'s protection from transients. This includes products such as TVs, computers, and portable electronic devices. It is also used in power supplies to protect against input surges generated by the power main and load changes.

The DFLT22A-7 works on the principle of the breakdown voltage, or threshold voltage of reverse blocking, which is the voltage at which the diode begins to permit current to flow in the reverse direction. Beyond this point, current increases rapidly. The breakdown voltage of the DFLT22A-7 is designed to be much lower than the normal operating voltage that the device is configured to protect. When an overvoltage occurs, and exceeds this threshold level, the diode will conduct and divert the transient away from the protected circuit.

The DFLT22A-7 TVS diode is not an ideal device for all situations, however. For instance, if the transient pulse is too severe then the diode can fail to protect the device from damage. Even if the diode does not fail, it can still suffer degradation which can impair its protection function and require it to be replaced.

In conclusion, the DFLT22A-7 is a versatile TVS diode that has become the device of choice for many applications due to its high efficiency and level of protection. The DFLT22A-7 works on the principle of the breakdown voltage and can be used in automotive, telecommunications, medical, consumer electronics, and power supplies applications. Furthermore, it provides protection from electrical shock switching, short-term transients, and voltage surges.

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