The FN 406 PCB filter is a single-phase filter
designed for easy, fast and compact PCB-
mounting. Choosing the FN 406 product line
brings you the rapid availability of a standard
filter associated with the necessary safety
acceptance. Standard PCB single-phase filters
are a practical solution helping you to pass EMI
system approval in a short time. A selection on
amperage ratings and medical types are
designed to offer you the desired standard
product.
Features and benefits
Good conducted attenuation performance,
based on chokes with high saturation
resistance and excellent thermal behavior.
PCB through hole mounting.
Low profile.
Custom specific versions on request.
Typical applications
Electrical and electronic equipment
Small to medium-sized machines and
household equipment
Single-phase power supplies, switch-mode
power supplies
Test and measurement equipment
Medical equipment
PCB Filters
FN 406
Ultra Compact EMC Filter
Rated currents from 0.5 to 8.4A
Aluminium case
Very compact PCB-mountable design
Low profile
Optional medical versions (B type)
Approvals
Technical specifications
Maximum continuous operating voltage: 250VAC, 50/60Hz
Operating frequency: dc to 400Hz
Rated currents: 0.5 to 8.4 A @ 40°C max.
High potential test voltage: P –> PE 2000 VAC for 2 sec (standard types)
P –> PE 2500 VAC for 2 sec (B types)
P –> N 760 VAC for 2 sec
Temperature range (operation and storage): -25°C to +100°C (25/100/21)
Design corresponding to: UL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939
Flammability corresponding to: UL 94 V-0
MTBF @ 40°C/230V (Mil-HB-217F): 1,900,000 hours
Typical electrical schematic
PCB Filters > FN 406
Filter selection table
Filter Rated current Leakage current* Inductance Capacitance Resistance Input/Output Weight
@ 40°C (25°C) @ 230VAC/50Hz L Cx Cy R connections
[A] [µA] [mH] [nF] [nF] [kΩ] [g]
FN 406-0.5-02 0.5 (0.6) 373 24 100 2.2 1000 -02 36
FN 406-1-02 1 (1.2) 373 12 100 2.2 1000 -02 36
FN 406-3-02 3 (3.6) 373 2.5 100 2.2 1000 -02 36
FN 406-6-02 6 (6.9) 373 0.78 100 2.2 1000 -02 36
FN 406-8.4-02 8.4 (9.6) 373 0.3 100 2.2 1000 -02 36
FN 406B-0.5-02 0.5 (0.6) 2 24 100 1000 -02 36
FN 406B-1-02 1 (1.2) 2 12 100 1000 -02 36
FN 406B-3-02 3 (3.6) 2 2.5 100 1000 -02 36
FN 406B-6-02 6 (6.9) 2 0.78 100 1000 -02 36
FN 406B-8.4-02 8.4 (9.6) 2 0.3 100 1000 -02 36
* Maximum leakage under normal operating conditions. Note: if the neutral line is interrupted, worst case leakage could reach twice this level.
Product selector
For example: FN 406-0.5-02, FN 406B-8.4-02
Typical filter attenuation
Per CISPR 17; A = 50/50 sym; B = 50/50 asym; C = 0.1/100 sym; D = 100/0.1 sym
0.5 to 3A types 6A types 8.4A types
Mechanical data
All dimensions in mm; 1 inch = 25.4mm
Tolerances according: ISO 2768-m / EN 22768-m
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10/2013 EN
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To find your local partner within
Schaffner‘s global network, please go
to www.schaffner.com
© 2012 Schaffner Group
Specifications are subject to change
without notice. The latest version of the
data sheets can be obtained from the
website. All trademarks recognized.
Schaffner is an ISO-registered
company.
Its products are designed and
manufactured under the strict quality
and environnmental requirements o
the ISO 9001 and ISO 14001
standards.
This document has been carefully
checked. However, Schaffner does not
assume any liability for errors or
inaccuracies.
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