压敏电阻(英语:Varistor 或 Voltage Dependent Resistor,缩写VDR),又名变阻器、变阻体或突波吸收器,是一种具有显著非欧姆导体性质的电子元件,电阻值会随外部电压而改变,因此它的电流——电压特性曲线具有显著的非线性。压敏电阻广泛的被应用在电子线路中,来防护因为电力供应系统的暂态电压突波所可能对电路之伤害。当高压来到时,压敏电阻的电阻降低而将电流予以分流,因而保护了敏感的电子元件。
| 型号 | 制造商 | 封装 | Max. Allowable Ac rms/V | V1mA/V | Max. Clamping VC/V | IP/A | IPP/A | 10/1000μs/J | 1KHz(JJM)1MHz(SPS)/pF | Max. Allowable DC/V |
|---|---|---|---|---|---|---|---|---|---|---|
| JJV20D560KJ | JJM | 20D | 45 | 56 (50-62) | 110 | 20 | 3000 | 41 | 6500 | 35 |
| JJV20D561KJ | JJM | 20D | 460 | 560 (504-616) | 920 | 20 | 10000 | 366 | 715 | 350 |
| JJV20D621KJ | JJM | 20D | 505 | 620 (558-682) | 1025 | 20 | 10000 | 372 | 650 | 385 |
| JJV20D680KJ | JJM | 20D | 56 | 68 (61-75) | 135 | 20 | 3000 | 49 | 5800 | 40 |
| JJV20D681KJ | JJM | 20D | 560 | 680 (612-748) | 1120 | 20 | 10000 | 382 | 600 | 420 |
| JJV20D751KJ | JJM | 20D | 615 | 750 (675-825) | 1240 | 20 | 10000 | 410 | 530 | 460 |
| JJV20D781KJ | JJM | 20D | 640 | 780 (702-858) | 1290 | 20 | 10000 | 421 | 510 | 485 |
| JJV20D820KJ | JJM | 20D | 65 | 82 (74-90) | 135 | 20 | 10000 | 56 | 4900 | 50 |
| JJV20D821KJ | JJM | 20D | 670 | 820 (738-902) | 1355 | 20 | 10000 | 460 | 500 | 510 |
| JJV20D911KJ | JJM | 20D | 745 | 910 (819-1001) | 1500 | 20 | 10000 | 510 | 440 | 550 |
| JJV25D102KJ | JJM | 25D | 825 | 1000 (900-1100) | 1650 | 150 | 20000 | 685 | 650 | 625 |
| JJV25D112KJ | JJM | 25D | 895 | 1100 (990-1210) | 1815 | 150 | 20000 | 720 | 600 | 680 |
| JJV25D152KJ | JJM | 25D | 1200 | 1500 (1350-1650) | 2475 | 150 | 20000 | 950 | 475 | 900 |
| JJV25D182KJ | JJM | 25D | 1465 | 1800 (1620-1980) | 2970 | 150 | 20000 | 1090 | 400 | 1000 |
| JJV25D201KJ | JJM | 25D | 170 | 200 (185-225) | 330 | 150 | 20000 | 190 | 3200 | 130 |
| JJV25D221KJ | JJM | 25D | 180 | 220 (198-242) | 360 | 150 | 20000 | 200 | 2900 | 140 |
| JJV25D241KJ | JJM | 25D | 200 | 240 (216-264) | 395 | 150 | 20000 | 220 | 2650 | 150 |
| JJV25D271KJ | JJM | 25D | 225 | 270 (243-297) | 455 | 150 | 20000 | 255 | 2400 | 175 |
| JJV25D301KJ | JJM | 25D | 250 | 300 (270-330) | 505 | 150 | 20000 | 275 | 2100 | 190 |
| JJV25D331KJ | JJM | 25D | 275 | 330 (297-363) | 550 | 150 | 20000 | 295 | 1900 | 210 |