For TEN 8 converters EMI input filter proposal to

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