Maximum Lead Temperature and Maximum Time for Soldering

Version 1

    Question: What is the maximum lead temperature to be used for Cypress parts for soldering? What is the maximum time for which the part can stay in the temperature range of +5 degC?

    Response: Refer the below table for maximum temperature and maximum time for soldering for Cypress Lead and Lead free parts.



    Reflow Conditions



    Pb-Free Assembly



    Sn-Pb Eutectic Assembly



    Peak Temperature (Tp)



    260 degC



    220 degC



    235 degC



    Time within 5oC of actual Peak Temp (tp)



    10 to 20 Seconds



    10 to 20 Seconds


    10 to 20Seconds