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 | 品牌 | 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 | 封装 |
|---|---|---|---|---|---|---|---|---|---|---|
| JJV20D301KJ | JJM | 250 | 300 (270-330) | 505 | 20 | 10000 | 210 | 1300 | 190 | 20D |
| JJV20D330KJ | JJM | 26 | 33 (30-36) | 65 | 20 | 3000 | 24 | 10000 | 20 | 20D |
| JJV20D331KJ | JJM | 275 | 330 (297-363) | 550 | 20 | 10000 | 228 | 1200 | 210 | 20D |
| JJV20D361KJ | JJM | 300 | 360 (324-396) | 595 | 20 | 10000 | 255 | 1100 | 230 | 20D |
| JJV20D390KJ | JJM | 31 | 39 (35-43) | 77 | 20 | 3000 | 28 | 8500 | 25 | 20D |
| JJV20D391KJ | JJM | 320 | 390 (351-429) | 650 | 20 | 10000 | 275 | 1000 | 250 | 20D |
| JJV20D431KJ | JJM | 350 | 430 (387-473) | 710 | 20 | 10000 | 305 | 930 | 275 | 20D |
| JJV20D470KJ | JJM | 38 | 47 (42-52) | 93 | 20 | 3000 | 34 | 7400 | 30 | 20D |
| JJV20D471KJ | JJM | 385 | 470 (423-517) | 775 | 20 | 10000 | 350 | 850 | 300 | 20D |
| JJV20D511KJ | JJM | 415 | 510 (459-561) | 845 | 20 | 10000 | 360 | 780 | 320 | 20D |
| JJV20D560KJ | JJM | 45 | 56 (50-62) | 110 | 20 | 3000 | 41 | 6500 | 35 | 20D |
| JJV20D561KJ | JJM | 460 | 560 (504-616) | 920 | 20 | 10000 | 366 | 715 | 350 | 20D |
| JJV20D621KJ | JJM | 505 | 620 (558-682) | 1025 | 20 | 10000 | 372 | 650 | 385 | 20D |
| JJV20D680KJ | JJM | 56 | 68 (61-75) | 135 | 20 | 3000 | 49 | 5800 | 40 | 20D |
| JJV20D681KJ | JJM | 560 | 680 (612-748) | 1120 | 20 | 10000 | 382 | 600 | 420 | 20D |
| JJV20D751KJ | JJM | 615 | 750 (675-825) | 1240 | 20 | 10000 | 410 | 530 | 460 | 20D |
| JJV20D781KJ | JJM | 640 | 780 (702-858) | 1290 | 20 | 10000 | 421 | 510 | 485 | 20D |
| JJV20D820KJ | JJM | 65 | 82 (74-90) | 135 | 20 | 10000 | 56 | 4900 | 50 | 20D |
| JJV20D821KJ | JJM | 670 | 820 (738-902) | 1355 | 20 | 10000 | 460 | 500 | 510 | 20D |
| JJV20D911KJ | JJM | 745 | 910 (819-1001) | 1500 | 20 | 10000 | 510 | 440 | 550 | 20D |