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| COJ Series - Common Mode Octal Chokes for Quad Port T1/E1 Features * Low profile (6.0mm) and light weight (4.0 g), Talema common mode choke modules provide excellent EMI reduction in Quad Port T1/E1 applications * High density board placement with modular design * SMD package facilitates pick and place compatability while ensuring consistent and reliable coplanarity * Manufactured in an ISO-9001:2000, TS-16949:2002 and ISO-14001:2004 certified Talema facility * fully RoHS compliant and meets lead free reflow level J-STD-020C Electrical Specifications @ 25C Nominal Voltage: 42Vac (50/60Hz), 80Vdc Operating Temperature: -25 to +85C Storage Temperature: -40 to +125C Climatic category: according to IEC68-1 25/85/56 Test voltage between windings: 500 Vrms Test Frequency: Inductance measured @ 100kHz/20mVrms Standard packing in tape and reel Weight: ~ 4 grams Application The 16 data line common mode choke module has been designed for T1/E1 applications and provides excellent EMI suppression for data and signal line filtering COJ Octal Common Mode Chokes for Data and Signal Line EMI Noise Suppression Part Number OCL (H Min.) 5000 DCR (mOhms Typ.) 1900 Common Mode Attenuation (dB Typ.) 100kH z 26.4 300kH z 38.2 1MHz 40.1 3MHz 32.2 5MHz 26.4 10MHz 20.8 30MHz 15.6 COJ-16-502 Package Suggested Pad layout 0.638 0.575 (16.20) (14.60) TALEMA IN WK/YR Part Number 19 x 0.050 (19 x 1,27) 0.030 (0,77) 1 2 3 5 0 - 8 Schematic 40 39 38 36 35 34 33 31 30 29 28 26 25 24 23 21 0.076 (1.93) 19 x 0.05 (1,27) 1.102 (28.00) 0.661 0.480 (16,80) (12,20) 0.091 (2,30) 6 7 0.236 (6.00) 0.189 (4.80) 0.950 (24,13) 0.020 x 0.012 (0.50 x 0.30) 8 10 11 12 Surface coplanarity will be <0.004 (0.10) Dimensions: Inches (Millimeters) Tolerance: 0.010 (0.25) unless specified otherwise 13 15 16 17 18 20 Sales & Marketing, Design and Manufacturing Facilities http://www.talema-nuvotem.com Eastern Europe & Czech Republic NT MAGNETICS s.r.o. Chebska 27 322 00 Plzen Tel: Int. + 420 377 - 338 351 Fax: Int. + 420 377 - 338 350 Email: talema@talema.cz Web Site: www.ntmagnetics.cz Germany TALEMA ELEKTRONIK GMBH Sembdnerstr. 5, Postfach 2523 82110 Germering Tel: Int. + 49 89 - 841 00 - 0 Fax: Int. + 49 89 - 841 00 25 Email: info@talema.de Ireland NUVOTEM TEO. Crolly Co. Donegal Tel: Int. + 353 74 - 954 8666 Fax: Int. + 353 74 - 954 8139 Email: info@nuvotem.com India TALEMA ELECTRONIC PVT. LTD. Opposite the SIDCO Industrial Estate Gins Towers 4/5S.H/1, Omalur Main Road Salem - 636 004, Tamil Nadu Tel: Int. + 91 427 - 244 1325 Fax: Int. + 91 427 - 243 0034 E-mail: talema@talemaindia.com Web Site: www.talemaindia.com THE TALEMA GROUP * Magnetic Components for ISDN / xDSL / LAN Data Communications (10-06) Chokes\COJ-16-502 |
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