CFJ Series • Compact SMD Common Mode Chokes Preliminary Data Sheet Features • EMI noise suppression for data and signal line filtering • Low cost, compact SMD design provides consistent and reliable coplanarity • High attenuation over a wide frequency range • Manufactured in ISO-9001 approved Talema facility • Other inductance values available upon request Electrical Specifications Ratings @ 25°C ambient Operating Temperature: 0 to +70°C Storage Temperature: -25° to +105°C Test voltage between windings: 500 Vrms Test Frequency: Inductance measured @ 100kHz/20mVrms C ommon Mode C hokes for D ata and Signal Line EMI N oise Suppression N umber of D ata Lines OC L (µH ±30% ) IN (mA) C FJ-3-470B 2 47 850 C FJ-3-240A 3 24 1000 C FJ-3-101A 3 100 700 C FJ-3-471A 3 470 700 C FJ-3-681A 3 681 C FJ-3-102A 3 C FJ-3-152A C FJ-3-222A Part N umber DCR (mOhms Typ) N umber of C oils Windings per C ore Schematic 1 2 B 45 1 3 A 110 1 3 A 50 1 3 A 700 55 1 3 A 1000 700 70 1 3 A 3 1500 650 105 1 3 A 3 2200 600 125 1 3 A D ouble C hoke 60 Tri C hokes • 3 w indings per core C FJ-3-332A 3 3300 400 215 1 3 A C FJ-3-472A 3 4700 350 340 1 3 A C FJ-4-330A 4 33 550 65 1 4 A C FJ-4-470A 4 47 540 80 1 4 A C FJ-4-101A 4 100 360 160 1 4 A C FJ-4-471A 4 471 450 65 1 4 A C FJ-4-102A 4 1000 450 85 1 4 A C FJ-4-472A 4 4700 220 430 1 4 A C FJ-4-240B 4 24 560 80 2 2 B C FJ-4-470B 4 47 450 110 2 2 B C FJ-4-101B 4 100 400 80 2 2 B Quad chokes • 4 w indings per core Quad chokes • 2 cores w ith double w indings CFJ-3 CFJ-4 0.200 (5.08) 0° - 8° 0.100 (2.54) 0.307 (7.80) 0.492 0.287 (12.50) (7.30) 0.283 0.244 (7.20) (6.20) 1o 2o 3o • • A o 6 1o o 5 3o o 4 • • 0.300 (7.62) 3 x 0.100 (3 x 2.54) 0.047 (1.20) 0.378 (9.60) 0.047 (1.20) 0.492 0.287 (12.50) (7.30) 0.283 0.244 (7.20) (6.20) 0.020 x 0.12 (0.50 x 0.30) • 0.453 0.374 (11.50) (9.50) Suggested Pad Layout TALEMA IN WK/YR Part Number 0° - 8° Suggested Pad Layout TALEMA IN 0.453 0.374 WK/YR (11.50) (9.50) Part Number 0.020 x 0.12 (0.50 x 0.30) B 1 o o 6 o 4 Dimensions: Inches (Millimeters) Tolerance: ±0.010 (0.25) Surface Coplanarity will be 0.004(0.10) maximum 2o 3o 4o • • • • A B o 8 1 o • o 8 o 7 o 7 o 6 2 o • 3 o • o 6 o 5 4 o • o 5 Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 Rep: Int.+420 37 Specialists - 744 9303 • India: Int.+91 427 - 244 1325 THE TALEMA GROUP • • Czech Worldwide Toroidal http://www.talema-nuvotem.com 5