What is a surface mount PTC device? Surface mount PTC Devices provide resettable overcurrent protection in applications where PC board space is at a premium. Surface mount PTC devices are offered in a variety of package sizes. Standard surface mount package sizes range from 0402 to 2920 pad sizes. The 250S series of surface mount PTC devices are a higher voltage device designed to protect telecom equipment against lightning and power cross conditions. This series also helps telecom equipment meet the protection requirements specified in ITU K.20, K.21, and Telcordia standards. All surface mount PTC device series are lead free and RoHS Compliant. Key parameters for the surface mount PTC Device offerings are as follows:

ptc surface mount device