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 |
|---|---|---|---|---|---|---|---|---|---|---|
| JJV20D152KJ | JJM | 20D | 1200 | 1500 (1350-1650) | 2475 | 20 | 10000 | 780 | 260 | 900 |
| JJV20D180LJ | JJM | 20D | 14 | 18 (15-21) | 38 | 20 | 3000 | 13 | 19000 | 11 |
| JJV20D181KJ | JJM | 20D | 150 | 180 (162-198) | 300 | 20 | 10000 | 130 | 2200 | 115 |
| JJV20D182KJ | JJM | 20D | 1465 | 1800 (1620-1980) | 2970 | 20 | 10000 | 860 | 220 | 1000 |
| JJV20D201KJ | JJM | 20D | 170 | 200 (185-225) | 330 | 20 | 10000 | 140 | 2000 | 130 |
| JJV20D220KJ | JJM | 20D | 18 | 22 (20-24) | 43 | 20 | 3000 | 16 | 15000 | 14 |
| JJV20D221KJ | JJM | 20D | 180 | 220 (198-242) | 360 | 20 | 10000 | 155 | 1800 | 140 |
| JJV20D241KJ | JJM | 20D | 200 | 240 (216-264) | 395 | 20 | 10000 | 168 | 1650 | 150 |
| JJV20D270KJ | JJM | 20D | 22 | 27 (24-30) | 53 | 20 | 3000 | 19 | 12000 | 17 |
| JJV20D271KJ | JJM | 20D | 225 | 270 (243-297) | 455 | 20 | 10000 | 190 | 1500 | 175 |
| JJV20D301KJ | JJM | 20D | 250 | 300 (270-330) | 505 | 20 | 10000 | 210 | 1300 | 190 |
| JJV20D330KJ | JJM | 20D | 26 | 33 (30-36) | 65 | 20 | 3000 | 24 | 10000 | 20 |
| JJV20D331KJ | JJM | 20D | 275 | 330 (297-363) | 550 | 20 | 10000 | 228 | 1200 | 210 |
| JJV20D361KJ | JJM | 20D | 300 | 360 (324-396) | 595 | 20 | 10000 | 255 | 1100 | 230 |
| JJV20D390KJ | JJM | 20D | 31 | 39 (35-43) | 77 | 20 | 3000 | 28 | 8500 | 25 |
| JJV20D391KJ | JJM | 20D | 320 | 390 (351-429) | 650 | 20 | 10000 | 275 | 1000 | 250 |
| JJV20D431KJ | JJM | 20D | 350 | 430 (387-473) | 710 | 20 | 10000 | 305 | 930 | 275 |
| JJV20D470KJ | JJM | 20D | 38 | 47 (42-52) | 93 | 20 | 3000 | 34 | 7400 | 30 |
| JJV20D471KJ | JJM | 20D | 385 | 470 (423-517) | 775 | 20 | 10000 | 350 | 850 | 300 |
| JJV20D511KJ | JJM | 20D | 415 | 510 (459-561) | 845 | 20 | 10000 | 360 | 780 | 320 |