Features：特征 ● High reliability,and easy for surface mount assembly; 可靠性高，易于表面贴装 ● Highly accurate dimensions and reliable; 高度准确尺寸可靠 ● Excellent solderability and resistance to soldering heat; 良好的焊接性能和耐焊接热 ● Suitable for reflow soldering; 适用于回流焊接 ● Operating temp:-25℃ to +85℃ 工作温度:-25℃ to +85℃ Applications：应用 Personal computer,Disk drivers and computer peripherals,Communication,VCD,DVD,and TV circuits,Test equipment, Buzzers and alarm systems,Electronic control boards for automobiles,etc 个人电脑，磁盘驱动器和计算机外围设备，通讯，VCD光盘，DVD和电视电路，测试设备，蜂鸣器和报*系统，汽车电子控制板等. Shape and Size：（Dimensions are in mm）图示和尺寸：（单位mm） TYPE | A MAX | B MAX | C MAX | D | E | F | G | H | SMDF252018 | 2.70 | 2.20 | 2.00 | 0.45 | 1.40 | 1.00 | 1.80 | 2.00 | SMDF322522 | 3.50 | 2.70 | 2.40 | 0.60 | 1.10 | 1.00 | 1.80 | 2.00 | SMDF453232 | 4.80 | 3.40 | 3.40 | 1.20 | 1.30 | 1.50 | 3.00 | 2.50 |
Product Identification：产品识别 SMDF 252018 S – 3R3 K 1 2 3 4 5 1. Style:Molded wound type chip inductance 塑封绕线片式电感 2. Dimenions: L=2.5mm W=2.0mm H=1.8mm 尺寸：长=2.5mm 宽=2.0mm 高=1.8mm 3. Applications: S—Use signal line C--Use power line S—线使用 C—电源线使用 4 Inductance:3R3 for 3.3uH 电感值：3R3电感为3.3uH 5 Tolerance: J:±5%;K:±10% 公差：J:±5%;K:±10% Electrical Characteristics for SMDF252018C/S Series SMDF252018 C/S系列电气特性参数 Part NO. | L | Q | L Q Freq. | SRF | DCR | IDC | MHz Min | Max | mA Max | 252018C-1R0 | 1.0 | 20 | 7.96MHz | 200 | 0.34 | 475 | 252018C-1R5 | 1.5 | 20 | 7.96MHz | 165 | 0.42 | 435 | 252018C-2R2 | 2.2 | 20 | 7.96MHz | 95 | 0.50 | 390 | 252018C-3R3 | 3.3 | 20 | 7.96MHz | 55 | 0.65 | 340 | 252018C-4R7 | 4.7 | 20 | 7.96MHz | 43 | 0.80 | 285 | 252018C-6R8 | 6.8 | 20 | 7.96MHz | 39 | 1.00 | 275 | 252018C-100 | 10 | 30 | 2.52MHz | 32 | 1.69 | 210 | 252018C-150 | 15 | 30 | 2.52MHz | 21 | 2.20 | 175 | 252018C-220 | 22 | 30 | 2.52MHz | 18 | 2.80 | 160 | 252018C-330 | 33 | 30 | 2.52MHz | 16 | 4.20 | 120 | | 252018S-R10 | 0.10 | 20 | 100MHz | 800 | 0.80 | 280 | 252018S-R12 | 0.12 | 30 | 25.2MHz | 700 | 0.30 | 550 | 252018S-R15 | 0.15 | 30 | 25.2MHz | 550 | 0.35 | 500 | 252018S-R18 | 0.18 | 30 | 25.2MHz | 500 | 0.40 | 460 | 252018S-R22 | 0.22 | 30 | 25.2MHz | 450 | 0.50 | 430 | 252018S-R27 | 0.27 | 30 | 25.2MHz | 425 | 0.55 | 420 | 252018S-R33 | 0.33 | 30 | 25.2MHz | 400 | 0.60 | 400 | 252018S-R39 | 0.39 | 30 | 25.2MHz | 375 | 0.65 | 375 | 252018S-R47 | 0.47 | 30 | 25.2MHz | 350 | 0.68 | 350 | 252018S-R56 | 0.56 | 30 | 25.2MHz | 325 | 0.75 | 325 | 252018S-R68 | 0.68 | 30 | 25.2MHz | 300 | 0.85 | 300 | 252018S-R82 | 0.82 | 30 | 25.2MHz | 260 | 1.00 | 260 | 252018S-1R0 | 1.0 | 30 | 7.96MHz | 245 | 1.10 | 245 | 252018S-1R2 | 1.2 | 30 | 7.96MHz | 230 | 1.20 | 230 | 252018S-1R5 | 1.5 | 30 | 7.96MHz | 182 | 1.30 | 220 | 252018S-1R8 | 1.8 | 30 | 7.96MHz | 135 | 1.45 | 210 | 252018S-2R2 | 2.2 | 30 | 7.96MHz | 105 | 1.55 | 200 | 252018S-2R7 | 2.7 | 30 | 7.96MHz | 70 | 1.70 | 195 | 252018S-3R3 | 3.3 | 30 | 7.96MHz | 55 | 1.90 | 185 | 252018S-3R9 | 3.9 | 30 | 7.96MHz | 48 | 2.10 | 180 | 252018S-4R7 | 4.7 | 30 | 7.96MHz | 43 | 2.30 | 175 | 252018S-5R6 | 5.6 | 25 | 7.96MHz | 42 | 2.50 | 170 | 252018S-6R8 | 6.8 | 25 | 7.96MHz | 39 | 2.70 | 165 | 252018S-8R2 | 8.2 | 25 | 7.96MHz | 36 | 3.05 | 160 | 252018S-100 | 10 | 25 | 2.52MHz | 33 | 3.50 | 155 | 252018S-120 | 12 | 25 | 2.52MHz | 30 | 3.80 | 150 | 252018S-150 | 15 | 25 | 2.52MHz | 26 | 4.40 | 140 | 252018S-180 | 18 | 25 | 2.52MHz | 24 | 4.80 | 130 | 252018S-220 | 22 | 25 | 2.52MHz | 22 | 5.50 | 125 | 252018S-270 | 27 | 25 | 2.52MHz | 21 | 6.30 | 115 | 252018S-330 | 33 | 25 | 2.52MHz | 20 | 7.10 | 110 | 252018S-390 | 39 | 20 | 2.52MHz | 18 | 9.50 | 90 | 252018S-470 | 47 | 20 | 2.52MHz | 17 | 11.1 | 80 | 252018S-560 | 56 | 20 | 2.52MHz | 16 | 12.1 | 75 | 252018S-680 | 68 | 20 | 2.52MHz | 15 | 16.6 | 70 | 252018S-820 | 82 | 20 | 2.52MHz | 13 | 19.0 | 86 | 252018S-101 | 100 | 15 | 0.796MHz | 12 | 21.0 | 60 |
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