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 Test voltage between windings: 500 Vrms Test Frequency: Inductance measured @ 100kHz/20mVrms Electrical Specifications @ 25°C Nominal Voltage: 42Vac (50/60Hz), 80Vdc Operating Temperature: -25° to +85°C Storage Temperature: -40° to +125°C Climatic category: according to IEC68-1 25/85/56 Standard packing in either anti-static tubes or 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 N o. of Data Lines COJ-16-470 OCL (µH Min.) 16 47 Common Mode Attenuation (dB Typ.) DCR (mOhms Typ.) 100kH z 1MHz 10MHz 30MHz 50MHz 100MHz 300MHz 200 13 27 40 44 42 36 26 Schematic Package Suggested Pad layout 0.638 0.575 (16.20) (14.60) 0.076 (1.93) TALEMA IN WK/YR Part Number 19 x 0.050 (19 x 1,27) 0° - 8° 19 x 0.05 (1,27) 1.102 (28.00) 0.236 (6.00) 0.030 (0,77) 0.661 0.480 (16,80) (12,20) 0.091 (2,30) 0.950 (24,13) 0.189 (4.80) 0.020 x 0.012 (0.50 x 0.30) Surface coplanarity will be <0.004 (0.10) Dimensions: Inches (Millimeters) Tolerance: ±0.010 (0.25) unless specified otherwise 1 40 2 39 3 38 5 36 6 35 7 34 8 33 10 31 11 30 12 29 13 28 15 26 16 25 17 24 18 23 20 21 Sales & Marketing, Design and Manufacturing Facilities http://www.talema-nuvotem.com Eastern Europe & Czech Republic NT MAGNETICS s.r.o. Chebská 27 322 00 Plzeñ Tel: Int. + 420 377 - 338 351 Fax: Int. + 420 377 - 338 350 Email: [email protected] Web Site: www.ntmagnetics.cz Germany Ireland India TALEMA ELEKTRONIK GMBH Sembdnerstr. 5, Postfach 2523 82110 Germering Tel: Int. + 49 89 - 841 00 - 0 Fax: Int. + 49 89 - 841 00 25 Email: [email protected] NUVOTEM TEO. Crolly Co. Donegal Tel: Int. + 353 74 - 954 8666 Fax: Int. + 353 74 - 954 8139 Email: [email protected] 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: [email protected] Web Site: www.talemaindia.com THE TALEMA GROUP • Magnetic Components for ISDN / xDSL / LAN Data Communications (10-06) Chokes\COJ-16-470