P4SMA62CA 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

TVS diodes (Transient Voltage Suppressors, or TVS diode) are devices which function like a conventional diode but are specially designed to protect components from voltage surges. The P4SMA62CA is a unidirectional TVS diode designed to provide protection for low voltage circuits (< 24 V) applications.

The P4SMA62CA is made of silicon-based zener diodes with an integrated avalanche junction which provides a rapid response to high voltage transients. It is in a small flat package with a wide creepage distance, making it ideal for use in harsh environments. The P4SMA62CA is available in different rated voltages (maximum breakdown voltage of 12, 15, 18, 24Vdc) and power ratings (IEC 61000-4-2 8/20μs 8kV to 15V). It can also be used in a variety of temperature ratings, including commercial (-40°C to +85°C), industrial (-50°C to +85°C) and military (-55°C to +125°C).

The P4SMA62CA provides a high level of protection for sensitive electronic equipment against lightning and static disturbances. It is used in applications such as telecommunications, cable TV, computer peripherals, instrumentation, automotive, and many other electronic circuit protection applications. The device can also be used as an ESD solution (ElectroStatic Discharge) as it discharges the bleeder current slowly during normal operation.

The working principle of the P4SMA62CA is based on the avalanche breakdown concept. When the voltage across the diode is lower than the breakdown voltage rating of the device, the diode behaves like a normal diode and will appear an open circuit. When the voltage reaches the breakdown voltage, a large amount of current will be conducted and the avalanche effect occurs, producing an avalanche of electrons which eventually stops the voltage from rising further. This allows the diode to protect the system by clamping the over-voltage.

The P4SMA62CA TVS diode can protect low voltage systems from over-voltage transients such as electrostatic discharge, lightning, and high energy spikes. It also provides a low leakage path and can help minimize power dissipation. It is a rugged device that is able to withstand high voltage and high energy transients.

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