Ferroxcube EP cores and accessories EP7 General data PARAMETER SPECIFICATION Coil former material phenolformaldehyde (PF), glass reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number: E41429 Solder pad material copper-tin alloy (CuSn), tin-lead alloy (SnPb) plated. Maximum operating temperature 155 °C, “IEC 60085”, class F Resistance to soldering heat “IEC 60068-2-20”, Part 2, Test Tb, method 1B, 350 °C, 3.5 s Solderability “IEC 60068-2-20”, Part 2, Test Ta, method 1: 235 °C, 2 s Winding data NUMBER OF SECTIONS WINDING AREA (mm2) MINIMUM WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) 1 4.7 3.9 17.9 CSHS-EP7-1S-6P 1 4.7 3.9 17.9 CSHS-EP7-1S-5P TYPE NUMBER