DATASHEET PCB Filters FN 402 Low Cost PCB Filter Rated currents from 0.5 to 6.5 A Approvals Compact PCB-mountable design Very low profile Optional medical versions (B type) The FN 402 PCB filter is a single-phase filter designed for easy and fast PCB-mounting. Choosing the FN 402 product line brings you the rapid availability of a standard filter associated with the necessary safety Performance indicators 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 cost low profile Technical specifications Custom specific versions on request Maximum continuous operating voltage 250 VAC, 50/60 Hz Typical applications Operating frequency DC to 400 Hz Electrical and electronic equipment Rated currents 0.5 to 6.5 A @ 40°C max. High potential test voltage P –> PE 2000 VAC for 2 sec (standard types) Small to medium-sized machines and household P –> N 760 VAC for 2 sec equipment P –> PE 2500 VAC for 2 sec (B types) Single-phase power supplies, switch-mode power Temperature range (operation and storage) -25°C to +100°C (25/100/21) supplies Design corresponding to UL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939 Test and measurement equipment Flammability corresponding to UL 94 V-0 or better Medical equipment MTBF @ 40°C/230 V (Mil-HB-217F) 1,900,000 hours Typical electrical schematic

2 EMC/EMI Products Schaffner Group Datasheets 11 Oct 2018 Filter selection table Filter Rated current Leakage current* Inductance Capacitance Resistance Input/Output Weight @ 40°C (25°C) @ 230 VAC/50 Hz L Cx Cy R connections [A] [µA] [mH] [nF] [nF] [kΩ] [g] FN 402-0.5-02 0.5 (0.6) 373 40 100 2.2 1000 -02 40 FN 402-1-02 1 (1.2) 373 10 100 2.2 1000 -02 40 FN 402-1.6-02 1.6 (1.9) 373 6 100 2.2 1000 -02 40 FN 402-2.5-02 2.5 (3) 373 2 100 2.2 1000 -02 40 FN 402-4-02 4 (4.7) 373 1 100 2.2 1000 -02 40 FN 402-6.5-02 6.5 (7.5) 373 1 100 2.2 1000 -02 40 FN 402 B-0.5-02 0.5 (0.6) 2 40 100 1000 -02 40 FN 402 B-1-02 1 (1.2) 2 10 100 1000 -02 40 FN 402 B-1.6-02 1.6 (1.9) 2 6 100 1000 -02 40 FN 402 B-2.5-02 2.5 (3) 2 2 100 1000 -02 40 FN 402 B-4-02 4 (4.7) 2 1 100 1000 -02 40 FN 402 B-6.5-02 6.5 (7.5) 2 1 100 1000 -02 40 * 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 402-0.5-02, FN 402 B-6.5-02

3 EMC/EMI Products Schaffner Group Datasheets 11 Oct 2018 Typical 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 1.6 A types 2.5 to 6.5 A types Mechanical data FN 402 FN 402 B All dimensions in mm; 1 inch = 25.4 mm Tolerances according: ISO 2768-m/EN 22768-m

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