P4SMA51CA 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 (Transient Voltage Suppression) diodes are commonly used in electronic and electrical applications in order to protect a connected component from voltage transients caused by electrostatic discharge (ESD) and other similar events. The P4SMA51CA is a TVS diode specifically designed to protect sensitive components from high voltage transients caused by lightning or similar events. It is housed in a compact 4-pin SMA package and is suited for use in portable electronic devices.

The P4SMA51CA is a fast-response TVS diode designed to limit the magnitude and rise time of transient voltage events and protect the circuits from damage. It is constructed with a zener clamp diode and a series-connected protection diode that offer reverse standoff voltages of 5.5V and 26V respectively. The typical clamping voltage of the P4SMA51CA is 32V with a maximum peak pulse power dissipation of 600 W.

The P4SMA51CA is designed for common-mode transient protection and is optimized for low operating and clamping voltage. It is rated for a wide operating temperature range from -55 °C to 150 °C and provides excellent surge current handling capability. It is an ideal solution for protecting low voltage applications such as handheld devices, consumer electronics, and communication systems.

The P4SMA51CA is capable of limiting the magnitude of transient voltage events in a variety of ways, the most common of which is a reverse biased avalanche diode. This diode consists of a heavily doped semiconductor material which is designed to have a low breakdown voltage. When the reverse voltage across the diode exceeds the breakdown voltage, a large reverse current is created and this current is used to limit the voltage across the device to the breakdown voltage.

The P4SMA51CA also has a series-connected protection diode which increases the voltage rating and provides further protection against potential over-voltage events. This series-connected protection diode is capable of handling larger surges than the reverse biased avalanche diode, and also limits the total capacitance across the device. This reduces the risk of spurious oscillations which can be caused by parasitic capacitance.

The P4SMA51CA is an ideal solution for applications in which a fast response time and a high level of protection are required. It is designed to protect against high-voltage transients caused by lightning or other events, and offers a wide operating temperature range and excellent surge current handling capabilities. It is suitable for use in portable electronics, consumer electronics, and communication systems.

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