DC Line Filters Common Mode for Signal Line, Telephone Sets, Through-Hole Type, ST Series Overview Applications The KEMET ST coils are common mode chokes with Audio-visual equipment a wide variety of characteristics. These through-hole O ffi c e au to ma ti o n e q u i p m e n t toroidal coils are designed with our proprietary ferrite Digital appliances cores and are suitable for noise countermeasure in DC Home appliances signal line circuits. Power supplies Telephone Sets Benefits Proprietary Manganese-Zinc (Mn-Zn) and Nickel-Zinc (Ni-Zn) ferrite materials Withstanding voltage: 500 VDC (one minute, between lines) I nsu la ti o n r esis t a n c e : m o r e tha n 10 M (25 0 V D C , between lines, except ST-***A type 100 VDC) O p e r a ti n g te m p e r a t u r e r a n g e fr o m 2 0C to +75 C (e xc e p t S T- * * *A t y p e to + 6 5 C) U L9 4 V0 fla m e r e t a r da n t r a te d te r mi nal bas e U L9 4 V2 fla m e r e t a r da n t r a te d c a p RoHS Compliant Part Number System ST- 1 F 01 Series Core Material Core Size Core Orientation ST- 1 = Mn-Zn 01 = 12 mm Blank = Horizontal, bare winding 2 = Ni-Zn 02 = 10 mm A = Vertical 04 = 10 mm A-4 = Vertical F2 = Horizontal F4 = Horizontal A1 = Horizontal A3 = Horizontal A4 = Horizontal One world. One KEMET KEMET Electronics Corporation KEMET Tower One East Broward Boulevard LF0066 ST 2/19/2020 1 Fort Lauderdale, FL 33301 USA 954-766-2800 www.kemet.comDC Line Filters Common Mode for Signal Line, Telephone Sets, Through-Hole Type, ST Series Dimensions Millimeters Part Number Dimensions - Millimeters Circuit Diagram ST-101 ST-201 ST-202 ST-202S ST-101A ST-201A ST-202A KEMET Electronics Corporation KEMET Tower One East Broward Boulevard LF0066 ST 2/19/2020 2 Fort Lauderdale, FL 33301 USA 954-766-2800 www.kemet.com