Maximum Lead Temperature and Maximum Time for Soldering

Version 1
    Answer:

    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