Current Sense Transformers CST206-3T Description: Designed for switching power supply applications, Triad current sense transformers are used to detect the current passing through a conductor. These transformers are very reliable and operate over the frequency range of 20 kHz-200 kHz. Electrical Specifications (@25C) ET VµSEC Turns Min. REF 20kHz Count Ind. mH 6000 300 CT 130.0 DCR Max. Ω Pri. Amps 12.40 70.0 RMS Safety: These current sense transformers are constructed of UL rated 130°C materials. Dimensions: A B C D E F G H I Min Max Ref Ref Ref Max Max Ref Dia. Pins .360 1.225 .700 .127 .500 .400 1.075 .250 .045 A B C Units: In inches D Technical Notes: H 1. Derate ET product by 32% for 50 kHz, 52% for 100 kHz and 50% for unidirectional operation. 2. Rated primary current renders approximately 40°C temp. rise. 3. Maximum recommended terminating resistance of 1 ohm per turn. 4. Primary is inserted through hole in casting. E C L F G PIN 1 1. START OF TEST CONDUCTOR TO HAVE THE SAME POLARITY AS PIN 1 2. DECAL ARROW ON CASE TO INDICATE POLARITY ST 1 TEST CONDUCTOR FN ARROW POLARITY DETAIL TOP VIEW RoHS Compliance: As of manufacturing date February 2005, all standard products meet the requirements of 2011/65/EU, known as the RoHS initiative. * Upon printing, this document is considered “uncontrolled”. Please contact Triad Magnetics’ website for the most current version. Web: www.TriadMagnetics.com Phone 951-277-0757 Fax 951-277-2757 460 Harley Knox Blvd. Perris, California 92571 Publish Date: December 4, 2013 I