(1/2) 001-01 / 20030823 / e9613_acf.fm EMC Components ACF Series ACF321825, 451832 Types 3-Terminal Filters for Signal Line and DC Power Line SMD FEATURES • The ACF series are T-type EMC filters incorporating ferrite chip beads and multilayer ceramic chip capacitors. • The external structure consists entirely of ferrite, enabling these parts to achieve superior attenuation characteristics despite their extremely compact dimensions. ACF321825 TYPE SHAPES AND DIMENSIONS/CIRCUIT DIAGRAM RECOMMENDED PC BOARD PATTERN REFLOW SOLDERING 3.2± 0.3 Terminal electrode 3 Insulation resin 2 0.6 3 1 1.94 1 0.3 2.5±0.25 • Because they can be mounted on edge, the ACF series are ideal for high-density circuit configurations. • Available for reflow soldering. GND 2 0.35 No polarity 1.8±0.2 Ferrite 1.4 0.6 2.2 1.4 Resist Land pattern Dimensions in mm GND terminal ELECTRICAL CHARACTERISTICS Maximum attenuation frequency (MHz) 17 27 37 45 55 65 80 100 120 145 165 200 240 300 370 450 530 650 Part No. ACF321825-223-T ACF321825-103-T ACF321825-682-T ACF321825-472-T ACF321825-332-T ACF321825-222-T ACF321825-152-T ACF321825-102-T ACF321825-681-T ACF321825-471-T ACF321825-331-T ACF321825-221-T ACF321825-151-T ACF321825-101-T ACF321825-680-T ACF321825-470-T ACF321825-330-T ACF321825-220-T 25dB attenuation frequency range (MHz) 11 to 55 17 to 60 22 to 75 30 to 85 37 to 90 45 to 105 60 to 115 80 to 140 95 to 150 120 to 180 130 to 210 170 to 250 205 to 280 265 to 340 340 to 420 420 to 500 500 to 600 600 to 700 DC resistance (Ω)max. [Terminal No.1 to 3] 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 Rated voltage Edc Rated current (V)max. (mA)max. 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 Insulation resistance (MΩ)min. [Terminal No.1 to 2/No.2 to 3] 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 TYPICAL ELECTRICAL CHARACTERISTICS ATTENUATION vs. FREQUENCY CHARACTERISTICS MEASURING CIRCUIT S.G. 0 ACF Series L.M. 50Ω 3 10 68 47 33 2 2 2 3 10 3 20 50Ω 22 0 22 0 33 0 47 0 681 101 151 22 1 331 471 2 68 2 15 10 2 22 Attenuation (dB) 10 30 40 50 1 30 100 Frequency (MHz) • All specifications are subject to change without notice. 300 1000 (2/2) 001-01 / 20030823 / e9613_acf.fm EMC Components ACF Series ACF321825, 451832 Types 3-Terminal Filters for Signal Line and DC Power Line SMD ACF451832 TYPE SHAPES AND DIMENSIONS/CIRCUIT DIAGRAM RECOMMENDED PC BOARD PATTERN REFLOW SOLDERING 1 Insulation resin 3 2 1 3 1 1.94 Terminal electrode 0.4 3.2±0.3 4.5±0.4 GND 2 No polarity 0.35 1.8±0.2 Ferrite 1.75 GND terminal 1 3.5 Resist Land pattern 1.75 Dimensions in mm Dimensions in mm ELECTRICAL CHARACTERISTICS Part No. ACF451832-333-T ACF451832-223-T ACF451832-153-T ACF451832-103-T ACF451832-682-T ACF451832-472-T ACF451832-332-T ACF451832-222-T ACF451832-152-T ACF451832-102-T ACF451832-681-T ACF451832-471-T ACF451832-331-T ACF451832-221-T ACF451832-151-T ACF451832-101-T ACF451832-680-T ACF451832-470-T ACF451832-330-T ACF451832-220-T Maximum attenuation frequency (MHz) 12 15 18 23 35 40 50 60 75 90 105 125 150 190 230 280 340 410 500 600 25dB attenuation frequency range (MHz) 7 to 60 9 to 65 11 to 70 15 to 75 20 to 85 25 to 95 35 to 100 40 to 110 50 to 130 65 to 150 75 to 160 95 to 180 115 to 205 150 to 250 190 to 290 235 to 335 295 to 395 360 to 460 450 to 550 550 to 650 Rated voltage Edc Rated current (V)max. (mA)max. 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 300 TYPICAL ELECTRICAL CHARACTERISTICS ATTENUATION vs. FREQUENCY CHARACTERISTICS DC resistance (Ω)max. [Terminal No.1 to 3] 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 Insulation resistance (MΩ)min. [Terminal No.1 to 2/No.2 to 3] 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 MEASURING CIRCUIT 0 S.G. ACF Series L.M. 50Ω 20 50Ω 0 22 0 330 680 47 22 15 10 68 47 33 22 3 3 3 2 2 2 2 33 3 1 101 151 31 3 22 1 1 68 47 2 2 15 10 Attenuation(dB) 10 30 40 50 60 1 3 10 30 100 Frequency (MHz) • All specifications are subject to change without notice. 300 1000