CM Series Current Transformers SMD Current Transformer Up to 6A Features - Designed for switching power supply applications. - Nominal primary current 6 A rms. - Low profile: 4.9mm height. - Pick and place mounting. - Frequency range above 100KHz. - Taped & Reeled. 0QFSBUJOHUFNQFSBUVSFGSPN$UP$ Product List Turns Ratio Ls min (µH) Sec Rcu (Ω Max) Load Resistor RB (Ω) CM - 020 CM - 030 1 : 20 1 : 30 75 170 0.55 0.87 3.33 5.00 CM - 040 CM - 050 1 : 40 1 : 50 300 470 1.14 1.50 6.67 8.33 CM - 060 CM - 070 1 :60 1 : 70 675 920 1.75 4.75 10.00 11.67 CM - 100 CM - 125 1 : 100 1 : 125 1875 3000 5.50 6.50 16.67 20.83 Part Number Notes: - Inductance at 0.1 Vac, 10KHz. - Terminating resistor for 1 V out with 6 amps AC in the primary. - Reverse polarity parts are available for all turns ratios: (CM-020R / CM-125R). - Hipot is 500 Vrms / 50 Hz / 2 seconds. - Ls: Secondary inductance. Dimensions 258 Schematics