SMD1210Low 系列
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特征: ▶超低电阻 ▶符合RoHS标准且无铅 ▶无卤素 ▶对故障电流的快速响应 ▶对称设计 |
应用: ▶USB端口保护-USB 2.0、3.0和OTG ▶锂离子/锂聚合物电池组 ▶PDA/数码相机 ▶计算机外设 ▶PC主板即插即用保护 |
产品规格书
电气特性（25℃）
| Model | I-hold | I-trip | Vmax | Imax | Pd typ | Max. Time to trip | R0 min | R1max | |
| Current | Time | ||||||||
| (A) | (A) | (Vdc) | (A) | (W) | (A) | (Sec.) | (Ohm) | (Ohm) | |
| D-1210-150L | 1.50 | 3.00 | 9 | 50 | 1.20 | 8.00 | 0.50 | 0.010 | 0.060 |
| D-1210-150/12L | 1.50 | 3.00 | 12 | 50 | 1.20 | 8.00 | 0.50 | 0.010 | 0.060 |
| D-1210-175L | 1.75 | 3.50 | 9 | 50 | 1.20 | 8.00 | 1.00 | 0.005 | 0.040 |
| D-1210-175/12L | 1.75 | 3.50 | 12 | 50 | 1.20 | 8.00 | 1.00 | 0.005 | 0.040 |
| D-1210-190L | 1.90 | 3.80 | 9 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.030 |
| D-1210-190/12L | 1.90 | 3.80 | 12 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.030 |
| D-1210-200L | 2.00 | 4.00 | 9 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.028 |
| D-1210-200/12L | 2.00 | 4.00 | 12 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.028 |
| D-1210-260L | 2.60 | 5.20 | 9 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.020 |
| D-1210-260/12L | 2.60 | 5.20 | 12 | 50 | 1.20 | 8.00 | 5.00 | 0.004 | 0.020 |
| D-1210-300L | 3.00 | 6.00 | 9 | 50 | 1.50 | 8.00 | 5.00 | 0.003 | 0.020 |
| D-1210-300/12L | 3.00 | 6.00 | 12 | 50 | 1.50 | 8.00 | 5.00 | 0.003 | 0.020 |
| D-1210-350L | 3.50 | 7.00 | 9 | 50 | 1.50 | 17.50 | 2.00 | 0.002 | 0.018 |
| D-1210-350/12L | 3.50 | 7.00 | 12 | 50 | 1.50 | 17.50 | 2.00 | 0.002 | 0.018 |
| D-1210-380L | 3.80 | 7.60 | 9 | 50 | 1.50 | 19.00 | 2.00 | 0.002 | 0.016 |
| D-1210-380/12L | 3.80 | 7.60 | 12 | 50 | 1.50 | 19.00 | 2.00 | 0.002 | 0.016 |
| D-1210-400L | 4.00 | 8.00 | 9 | 50 | 1.50 | 20.00 | 2.00 | 0.002 | 0.014 |
| D-1210-400/12L | 4.00 | 8.00 | 12 | 50 | 1.50 | 20.00 | 2.00 | 0.002 | 0.014 |
| D-1210-450L | 4.50 | 9.00 | 9 | 50 | 1.50 | 22.50 | 5.00 | 0.002 | 0.013 |
| D-1210-450/12L | 4.50 | 9.00 | 12 | 50 | 1.50 | 22.50 | 5.00 | 0.002 | 0.013 |
| D-1210-500L | 5.00 | 10.00 | 9 | 50 | 1.50 | 25.00 | 5.00 | 0.002 | 0.012 |
| D-1210-500/12L | 5.00 | 10.00 | 12 | 50 | 1.50 | 25.00 | 5.00 | 0.002 | 0.012 |
| D-1210-550L | 5.50 | 11.00 | 9 | 50 | 1.50 | 27.50 | 5.00 | 0.002 | 0.010 |
| D-1210-550/12L | 5.50 | 11.00 | 12 | 50 | 1.50 | 27.50 | 5.00 | 0.002 | 0.010 |
| D-1210-600L | 6.00 | 12.00 | 9 | 50 | 1.50 | 30.00 | 5.00 | 0.001 | 0.010 |
| D-1210-600/12L | 6.00 | 12.00 | 12 | 50 | 1.50 | 30.00 | 5.00 | 0.001 | 0.010 |
| D-1210-650L | 6.50 | 13.00 | 9 | 50 | 1.50 | 32.50 | 5.00 | 0.001 | 0.009 |
| D-1210-650/12L | 6.50 | 13.00 | 12 | 50 | 1.50 | 32.50 | 5.00 | 0.001 | 0.009 |
| D-1210-700L | 7.00 | 14.00 | 9 | 50 | 1.50 | 35.00 | 5.00 | 0.001 | 0.008 |
| D-1210-700/12L | 7.00 | 14.00 | 12 | 50 | 1.50 | 35.00 | 5.00 | 0.001 | 0.008 |
| D-1210-750L | 7.50 | 15.00 | 9 | 50 | 1.50 | 37.50 | 5.00 | 0.001 | 0.007 |
| D-1210-750/12L | 7.50 | 15.00 | 12 | 50 | 1.50 | 37.50 | 5.00 | 0.001 |
0.007 |
I-hold：保持电流：设备在25℃静止空气中不会跳闸的最大电流。
I-trip：跳闸电流：设备在25℃静止空气中跳闸时的最小电流。
Vmax：设备在额定电流（Imax）下能够承受的最大电压，且不会造成损坏。
I max：在额定电压（Vmax）下，设备能够承受的最大故障电流而不会损坏。
Pd typ：在25℃静止空气中处于跳闸状态时，设备消耗的典型功率。
R0 min：设备在初始（未焊接）状态下的最小电阻。
R1 max：设备在25℃下的最大电阻，在260℃的跳闸或回流焊20秒后一小时测量。
产品尺寸（mm）和标记
| Model | A | B | C | D | E | Marking | ||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | ||
| D-1210-150L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D15 |
| D-1210-150/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D15 |
| D-1210-175L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D17 |
| D-1210-175/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D17 |
| D-1210-190L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D19 |
| D-1210-190/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D19 |
| D-1210-200L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D20 |
| D-1210-200/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D20 |
| D-1210-260L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D26 |
| D-1210-260/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D26 |
| D-1210-300L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D30 |
| D-1210-300/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D30 |
| D-1210-350L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D35 |
| D-1210-350/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D35 |
| D-1210-380L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D38 |
| D-1210-380/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D38 |
| D-1210-400L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D40 |
| D-1210-400/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D40 |
| D-1210-450L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D45 |
| D-1210-450/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D45 |
| D-1210-500L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D50 |
| D-1210-500/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.35 | 0.75 | 0.25 | 0.75 | 0.10 | D50 |
| D-1210-550L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D55 |
| D-1210-550/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D55 |
| D-1210-600L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D60 |
| D-1210-600/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D60 |
| D-1210-650L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D65 |
| D-1210-650/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D65 |
| D-1210-700L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D70 |
| D-1210-700/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D70 |
| D-1210-750L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D75 |
| D-1210-750/12L | 3.00 | 3.43 | 2.35 | 2.80 | 0.60 | 1.00 | 0.25 | 0.75 | 0.10 | D75 |
温度折减表【环境温度下（℃）的工作电流（A）】
| Model | Ambient Operating Temperature | ||||||||
| -40℃ | -20℃ | 0℃ | 25℃ | 40℃ | 50℃ | 60℃ | 70℃ | 85℃ | |
| D-1210-150L | 2.19 | 1.98 | 1.72 | 1.50 | 1.31 | 1.15 | 1.05 | 0.91 | 0.71 |
| D-1210-150/12L | 2.19 | 1.98 | 1.72 | 1.50 | 1.31 | 1.15 | 1.05 | 0.91 | 0.71 |
| D-1210-175L | 2.56 | 2.31 | 2.00 | 1.75 | 1.53 | 1.34 | 1.22 | 1.06 | 0.83 |
| D-1210-175/12L | 2.56 | 2.31 | 2.00 | 1.75 | 1.53 | 1.34 | 1.22 | 1.06 | 0.83 |
| D-1210-190L | 2.77 | 2.51 | 2.18 | 1.90 | 1.66 | 1.46 | 1.32 | 1.15 | 0.90 |
| D-1210-190/12L | 2.77 | 2.51 | 2.18 | 1.90 | 1.66 | 1.46 | 1.32 | 1.15 | 0.90 |
| D-1210-200L | 2.92 | 2.64 | 2.29 | 2.00 | 1.75 | 1.54 | 1.39 | 1.21 | 0.95 |
| D-1210-200/12L | 2.92 | 2.64 | 2.29 | 2.00 | 1.75 | 1.54 | 1.39 | 1.21 | 0.95 |
| D-1210-260L | 3.80 | 3.43 | 2.98 | 2.60 | 2.27 | 2.00 | 1.81 | 1.57 | 1.24 |
| D-1210-260/12L | 3.80 | 3.43 | 2.98 | 2.60 | 2.27 | 2.00 | 1.81 | 1.57 | 1.24 |
| D-1210-300L | 4.38 | 3.96 | 3.43 | 3.00 | 2.62 | 2.31 | 2.09 | 1.82 | 1.43 |
| D-1210-300/12L | 4.38 | 3.96 | 3.43 | 3.00 | 2.62 | 2.31 | 2.09 | 1.82 | 1.43 |
| D-1210-350L | 5.11 | 4.62 | 4.01 | 3.50 | 3.06 | 2.69 | 2.44 | 2.12 | 1.67 |
| D-1210-350/12L | 5.11 | 4.62 | 4.01 | 3.50 | 3.06 | 2.69 | 2.44 | 2.12 | 1.67 |
| D-1210-380L | 5.55 | 5.02 | 4.35 | 3.80 | 3.32 | 2.92 | 2.65 | 2.30 | 1.81 |
| D-1210-380/12L | 5.55 | 5.02 | 4.35 | 3.80 | 3.32 | 2.92 | 2.65 | 2.30 | 1.81 |
| D-1210-400L | 5.84 | 5.28 | 4.58 | 4.00 | 3.49 | 3.07 | 2.79 | 2.42 | 1.91 |
| D-1210-400/12L | 5.84 | 5.28 | 4.58 | 4.00 | 3.49 | 3.07 | 2.79 | 2.42 | 1.91 |
| D-1210-450L | 6.57 | 5.94 | 5.15 | 4.50 | 3.93 | 3.46 | 3.14 | 2.72 | 2.14 |
| D-1210-450/12L | 6.57 | 5.94 | 5.15 | 4.50 | 3.93 | 3.46 | 3.14 | 2.72 | 2.14 |
| D-1210-500L | 7.30 | 6.61 | 5.72 | 5.00 | 4.37 | 3.84 | 3.49 | 3.03 | 2.38 |
| D-1210-500/12L | 7.30 | 6.61 | 5.72 | 5.00 | 4.37 | 3.84 | 3.49 | 3.03 | 2.38 |
| D-1210-550L | 8.03 | 7.27 | 6.30 | 5.50 | 4.81 | 4.23 | 3.84 | 3.33 | 2.62 |
| D-1210-550/12L | 8.03 | 7.27 | 6.30 | 5.50 | 4.81 | 4.23 | 3.84 | 3.33 | 2.62 |
| D-1210-600L | 8.76 | 7.93 | 6.87 | 6.00 | 5.24 | 4.61 | 4.18 | 3.63 | 2.86 |
| D-1210-600/12L | 8.76 | 7.93 | 6.87 | 6.00 | 5.24 | 4.61 | 4.18 | 3.63 | 2.86 |
| D-1210-650L | 9.49 | 8.59 | 7.44 | 6.50 | 5.68 | 4.99 | 4.53 | 3.93 | 3.10 |
| D-1210-650/12L | 9.49 | 8.59 | 7.44 | 6.50 | 5.68 | 4.99 | 4.53 | 3.93 | 3.10 |
| D-1210-700L | 10.22 | 9.25 | 8.01 | 7.00 | 6.12 | 5.38 | 4.88 | 4.24 | 3.33 |
| D-1210-700/12L | 10.22 | 9.25 | 8.01 | 7.00 | 6.12 | 5.38 | 4.88 | 4.24 | 3.33 |
| D-1210-750L | 10.95 | 9.91 | 8.59 | 7.50 | 6.55 | 5.76 | 5.23 | 4.54 | 3.57 |
| D-1210-750/12L | 10.95 | 9.91 | 8.59 | 7.50 | 6.55 | 5.76 | 5.23 | 4.54 | 3.57 |