Traco Electronic AG Tel.: +41 43 311 4511 Jenatschstrasse 1 Fax: +41 43 311 4545 CH – 8002 Zürich Email: [email protected] Switzerland URL: http://www.tracopower.com For TEN 8 converters EMI input filter proposal to comply with EN 55022 Class B Recommended electrical diagram to comply with EN55022 Class B conducted noise emission recommended layout with input filter To comply with EN55022 CLASS B conducted noise emissions following components are required: TEN 8-12xx Component C1 C3 &C4 L1 Value 4.7µF 1000pF 325µH Voltage 50V 2KV ---- Reference Value 6.8µF 1000pF 325µH Voltage 50V 2KV ---- 1812 MLCC 1206 MLCC Common Mode Choke, P/N: TCK-050 Value 2.2µF 1000pF 325µH Voltage 100V 2KV ---- Reference 1812 MLCC 1206 MLCC Common Mode Choke, P/N: TCK-050 1812 MLCC 1206 MLCC Common Mode Choke, P/N: TCK-050 TEN 8-24xx Component C1 C3 & C4 L1 Reference TEN 8-48xx Component C1 & C2 C3 & C4 L1 Created by Traco Electronic AG Arp Page 1 of 2 pages Rev.:1.1 / Date: August 26, 2010 Traco Electronic AG Tel.: +41 43 311 4511 Jenatschstrasse 1 Fax: +41 43 311 4545 CH – 8002 Zürich Email: [email protected] Switzerland URL: http://www.tracopower.com TCK-050 All dimensions in mm SPECIFICATIONS Common Mode Choke TCK-050 Pin 1-2: 325µH ±35% Inductance Impedance Rated Current Recommended Through Hole Created by Traco Electronic AG Arp Pin 3-4: 325µH ±35% Test Condition: 100KHz/100mV Measurement Instrument: HP 4263B LCR Meter DCR (max.): 35mΩ Measurement Instrument: Agilent 34401A Meter Idc (max.): 3.3A Measurement Instrument: Agilent 34401A Meter Φ 0.8mm Page 2 of 2 pages Rev.:1.1 / Date: August 26, 2010