1235AS-H-150M=P3

Ferrite Inductors 铁氧体功率电感器 DEM4518C Inductance Range: 1.2~22µH Recommended patterns 推荐焊盘尺寸 (Unit: mm) (Unit: mm) Note (*) 1.8mm Max. height FEATURES • • • • 特点 Low profile (4.5×4.7mm square, 1.8mm Max. height). Magnetically shielded construction and low DC resistance. Ideal for a variety of DC-DC converter inductor applications. Operating temperature (− 40～+85°C) • • • • 薄型构造（4.5×4.7毫米的平面，最大高度1.8毫米） 磁性屏蔽结构和低直流电阻 是多种DC-DC转换器电感器设备的理想选择 使用温度范围：－40 ～ ＋85°C STANDARD PART NUMBERS 标准零件号码 TYPE DEM4518C (Quantity/reel; 2,000 PCS) 零件号码 电感值(1) 公差 最大直流电阻(2)(典型) Part Number Inductance(1) (µH) Tolerance (%) DC Resistance(2) (mΩ) Max. (Typ.) 1235AS-H-1R2N=P3 1235AS-H-1R8N=P3 1235AS-H-2R4M=P3 1235AS-H-3R3M=P3 1235AS-H-4R3M=P3 1235AS-H-6R8M=P3 1235AS-H-100M=P3 1235AS-H-150M=P3 1235AS-H-220M=P3 1.2 1.8 2.4 3.3 4.3 6.8 10 15 22 ± 30 ± 30 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 ± 20 47 (39) 56 (47) 65 (54) 74 (62) 84 (70) 106 (88) 132 (110) 192 (160) 306 (255) (1) Inductance is measured with a LCR meter 4284A (Agilent Technologies) or equivalent. Test frequency at 100kHz (2) DC resistance is measured with 34420A (Agilent Technologies) or 3541(HIOKI). (Reference ambient temperature 25°C) (3) Maximum allowable DC current is that which causes a 30% inductance reduction from the initial value, or coil temperature to rise by 40°C, whichever is smaller. (Reference ambient temperature 20°C) 最大电感减小电流(3)(典型) 最大温度上升电流(3)(典型) Inductance Temperature Decrease Current(3) Rise Current(3) (A) Max. (Typ.) ∆T=40°C ∆L (A) Max. (Typ.) L =30% 3.50 (4.70) 3.00 (3.90) 2.60 (3.40) 2.30 (3.00) 2.00 (2.65) 1.70 (2.20) 1.30 (1.75) 0.98 (1.30) 0.91 (1.20) 2.90 (3.40) 2.70 (3.20) 2.30 (2.70) 2.10 (2.50) 2.00 (2.40) 1.90 (2.20) 1.70 (2.00) 1.10 (1.30) 1.00 (1.20) (1) LCR仪表4284A (Agilent技术)或者功能相同的仪器在100kHz下测 试电感值。 (2) 通过数码万用表34420A（Agilent技术）或者3541(HIOKI)测试直 流电阻。（环境温度为25°C） (3) 允许最大直流电的范围是以下两者中比较小的一个：引起电感值从 最初值降低30%，或者线圈温度升高40°C。 （参考周围环境温度20°C）。