This part of IEC 60068 is applicable to all electrical and electronic components whose terminations or integral mounting devices are liable to be submitted to stresses during normal assembly or handling operations and is also applicable to surface mounting devices (SMDs). Table 1 provides details of the applicable tests. Table 1 Application Test Type Component Mounted/not mounted Ua1 Tensile Leaded devices Not mounted Ua2 Thrust Leaded devices Not mounted Ub Bending Leaded devices Not mounted Uc Torsion Leaded devices Not mounted Ud Torque Threaded stud or screw termination Not mounted Ue1 Substrate bending Surface mounted devices Mounted Ue2 Pull/push Surface mounted devices Mounted Ue3 Shear Surface mounted devices Mounted Uf1 Body strength Surface mounted devices Not mounted Uf2 Impact shock Surface mounted devices Not mounted