DATASHEETPCB FiltersFN 406
Ultra Compact EMC Filter
Rated currents from 0.5 to 8.4 AAluminium caseVery compact PCB-mountable designLow profileOptional medical versions (B type)Performance indicatorsTechnical specificationsMaximum continuous operating voltage250 VAC, 50/60 HzOperating frequencyDC to 400 HzRated currents0.5 to 8.4 A @ 40°C max.High potential test voltageP –> PE 2000 VAC for 2 sec (standard types)P –> N 760 VAC for 2 secP –> PE 2500 VAC for 2 sec (B types)Temperature range (operation and storage)-25°C to +100°C (25/100/21)Design corresponding toUL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939Flammability corresponding toUL 94 V-0MTBF @ 40°C/230 V (Mil-HB-217F)1,900,000 hoursApprovals
The FN 406 PCB filter is a single-phase filter designedfor easy, fast and compact PCB- mounting. Choosingthe FN 406 product line brings you the rapidavailability of a standard filter associated with thenecessary safety acceptance. Standard PCB single-phase filters are a practical solution helping you topass EMI system approval in a short time. A selectionon amperage ratings and medical types are designedto offer you the desired standard product.
Features and benefits
Good conducted attenuation performance, basedon chokes with high saturation resistance andexcellent thermal behavior.PCB through hole mounting.Low profile.Custom specific versions on request.
Typical applications
Electrical and electronic equipmentSmall to medium-sized machines and householdequipmentSingle-phase power supplies, switch-mode powersuppliesTest and measurement equipmentMedical equipment
Typical electrical schematic
2EMC/EMI ProductsSchaffner GroupDatasheets11 Oct 2018Filter selection table
FilterRated currentLeakage current*InductanceCapacitanceResistanceInput/OutputWeight@ 40 °C (25 °C)@ 230 VAC/50 HzLCxCyRconnections[A][μA][mH][nF][nF][kΩ][g]FN 406-0.5-020.5 (0.6)373241002.21000-0236FN 406-1-021 (1.2)373121002.21000-0236FN 406-3-023 (3.6)3732.51002.21000-0236FN 406-6-026 (6.9)3730.781002.21000-0236FN 406-8.4-028.4 (9.6)3730.31002.21000-0236FN 406 B-0.5-020.5 (0.6)2241001000-0236FN 406 B-1-021 (1.2)2121001000-0236FN 406 B-3-023 (3.6)22.51001000-0236FN 406 B-6-026 (6.9)20.781001000-0236FN 406 B-8.4-028.4 (9.6)20.31001000-0236*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 406 B-8.4-02
3EMC/EMI ProductsSchaffner GroupDatasheets11 Oct 2018Typical filter attenuation
Per CISPR 17; A=50 Ω/50 Ω sym; B=50 Ω/50 Ω asym; C=0.1 Ω/100 Ω sym; D=100 Ω/0.1 Ω sym
0.5 to 3 A types
6 A types
8.4 A types
Mechanical dataFN 406
All dimensions in mm; 1 inch = 25.4 mmTolerances according: ISO 2768-m/EN 22768-mPlease visit www.schaffner.com to find more details on filter connectors.
4EMC/EMI ProductsSchaffner GroupDatasheets11 Oct 2018
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