defining a degree of excellence
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: BelFuse@belfuse.com
Website: http://www.belfuse.com
Specifications subject to change without notice.
ELECTRICALS AT 25ºC
No. of OCL Common Mode Attenuation DCR
Signal Lp (µH) (dB) Typical (ohms) Package
Part No. Lines (1) Min 300KHz 1MHz 10MHz 30MHz 50MHz 100MHz 300MHz 500MHz Max Schematic Style
• Designed to reduce EMI and filter common mode noise
• Multiple signal lines and packaging options available
• Custom designs available
• Operational frequencies from 100KHz to over 500MHz
1. Number of wires on choke multiplied by the number of chokes in the package.
• 500 Vrms minimum isolation
• Application note available describing how to reduce
affects of common mode noise and to effectively
implement common mode chokes
0553-3965-00 2x1 80 -13 -21 -28 -28 -26 -24 -18 -12 0.10 J 11
0553-3965-08 2x1 140 -15 -25 -40 -45 -43 -36 -22 -20 0.80 J 11
0553-3965-09 2x1 140 -15 -25 -40 -45 -43 -36 -22 -20 0.80 J 11
0553-5841-01 2x2 140 -15 -25 -40 -45 -43 -36 -22 -20 0.50 A 1
0555-3001-08 2x2 120 -16 -26 -38 -44 -42 -38 -18 -16 0.80 E 1
0555-5999-04 4x1 35 -5 -12 -26 -31 -32 -29 -13 -12 0.50 D 2
0555-5999-13 2x1 140 -15 -25 -40 -45 -43 -36 -22 -20 0.50 J 11
0555-5999-16 2x1 18 -7 -15 -28 -31 -30 -24 -12 -6 0.16 J 11
A555-0139-01 2x2 80 -15 -22 -37 -42 -39 -32 -18 -12 0.30 E 5
A555-1006-AF 2x4 80 -12 -21 -30 -29 -28 -25 -18 -10 0.25 B 4
A555-3536-01 4x1 18 -5 -10 -24 -29 -31 -29 -14 -11 0.25 D 5
A555-5999-20 4x2 68 -9 -15 -26 -28 -28 -27 -18 -10 0.20 K 4
A555-5999-21 4x1 68 -9 -15 -26 -28 -28 -27 -18 -10 0.20 D 5
A555-5999-25 4x1 24 -6 -16 -28 -32 -34 -31 -20 -12 0.35 D 5
S555-0139-01 2x2 80 -15 -22 -37 -42 -39 -32 -18 -12 0.30 E 3
S555-0379-00 4x1 68 -12 -20 -29 -28 -27 -25 -18 -11 0.30 D 6
S555-2940-00 2x3 80 -12 -19 -26 -27 -27 -25 -18 -10 0.20 I 9
S555-5999-02 2x2 140 -15 -25 -40 -45 -43 -36 -22 -20 0.80 E 7
S555-5999-03 4x1 30 -6 -16 -28 -32 -34 -31 -20 -12 0.50 D 3
S555-5999-04 2x1 86 -13 -20 -28 -27 -26 -23 -12 -5 0.15 H 8
S555-5999-09 2x2 86 -12 -20 -29 -28 -27 -25 -18 -11 0.15 C 9
S555-5999-15 2x2 38 -4 -9 -22 -28 -30 -28 -12 -12 0.50 E 12
S555-5999-22 4x2 36 -9 -15 -26 -28 -28 -27 -18 -10 0.35 B 9
S555-5999-23 2x1 36 -7 -15 -28 -31 -30 -24 -12 -6 0.35 H 8
S555-5999-26 2x2 30 -4 -9 -22 -28 -30 -28 -12 -12 0.50 G 9
S555-5999-27 2x1 42 -7 -15 -28 -31 -30 -24 -12 -6 0.35 F 7
S555-5999-28 2x2 140 -15 -25 -40 -45 -43 -36 -22 -20 0.80 C 10
S558-5999-08 2x2 110 -8 -19 -32 -36 -37 -35 -23 -13 0.80 C 9
COMMON MODE CHOKES
960046A