TVP管，对电路进行快速过压保护，分双极型和单极型两种，按峰值功率（500W－5000W）和电压（8.2V～200V）分类。
| 型号 | 品牌 | 功能描述 |
|---|---|---|
| SMDA15C-8 | General Semiconductor | |
| SMDA12C-8 | General Semiconductor | |
| SMDA05C-8 | General Semiconductor | |
| SD05T1 | Semiconductor | |
| SM12T1 | Semiconductor | |
| CD214A-T5.0A | Bourns Electronic Solutions | |
| CD214A-T5.0CA | Bourns Electronic Solutions | |
| CD214A-T5.0CALF | Bourns Electronic Solutions | |
| CD214B-T5.0ALF | Bourns Electronic Solutions | |
| CD214C-T5.0CALF | Bourns Electronic Solutions | |
| MAX20-16.0C | Semiconductor, Inc. | |
| MAX20-16.0CA | Semiconductor, Inc. | |
| 5KP10A | Semikron International | |
| MAX40-10.0C | Semiconductor, Inc. | |
| MAX40-10.0CA | Semiconductor, Inc. | |
| MAX40-11.0C | Semiconductor, Inc. | |
| MAX40-11.0CA | Semiconductor, Inc. | |
| MAX40-12.0C | Semiconductor, Inc. | |
| MAX40-12.0CA | Semiconductor, Inc. | |
| MAX40-13.0C | Semiconductor, Inc. | |
| MAX40-13.0CA | Semiconductor, Inc. | |
| MAX40-14.0C | Semiconductor, Inc. | |
| MAX40-14.0CA | Semiconductor, Inc. | |
| MAX40-15.0C | Semiconductor, Inc. | |
| MAX40-15.0CA | Semiconductor, Inc. | |
| MAX40-16.0C | Semiconductor, Inc. | |
| MAX40-16.0CA | Semiconductor, Inc. | |
| MAX40-17.0C | Semiconductor, Inc. | |
| MAX40-17.0CA | Semiconductor, Inc. | |
| MAX40-18.0C | Semiconductor, Inc. | |
| MAX40-18.0CA | Semiconductor, Inc. | |
| MAX40-20.0C | Semiconductor, Inc. | |
| MAX40-20.0CA | Semiconductor, Inc. | |
| MAX40-22.0C | Semiconductor, Inc. | |
| MAX40-22.0CA | Semiconductor, Inc. | |
| MAX40-24.0C | Semiconductor, Inc. | |
| MAX40-24.0CA | Semiconductor, Inc. | |
| MAX40-26.0C | Semiconductor, Inc. | |
| MAX40-26.0CA | Semiconductor, Inc. | |
| MAX40-28.0C | Semiconductor, Inc. | |
| MAX40-28.0CA | Semiconductor, Inc. | |
| MAX20-5.0C | Semiconductor, | |
| MAX20-5.0CA | Semiconductor, | |
| MAX40-9.0C | Semiconductor, | |
| MAX40-9.0CA | Semiconductor, | |
| CD214B-T170A | Bourns Electronic Solutions | |
| P6KE6 | Semikron | |
| SD05T1G | ONSEMI[ON Semiconductor] | |
| SD12T1 | ONSEMI[ON Semiconductor] | |
| P4SMAJ15007 | Semikron International | |
| MAX20-10.0C | Semiconductor, | |
| MAX20-10.0CA | Semiconductor, | |
| MAX20-11.0C | Semiconductor, | |
| MAX20-11.0CA | Semiconductor, | |
| MAX20-12.0C | Semiconductor, | |
| MAX20-12.0CA | Semiconductor, | |
| MAX20-13.0C | Semiconductor, | |
| MAX20-13.0CA | Semiconductor, | |
| MAX20-14.0C | Semiconductor, | |
| MAX20-14.0CA | Semiconductor, | |
| MAX20-15.0C | Semiconductor, | |
| MAX20-15.0CA | Semiconductor, | |
| MAX20-17.0C | Semiconductor, | |
| MAX20-17.0CA | Semiconductor, | |
| MAX20-18.0C | Semiconductor, | |
| MAX20-18.0CA | Semiconductor, | |
| MAX20-20.0C | Semiconductor, | |
| MAX20-20.0CA | Semiconductor, | |
| MAX20-22.0C | Semiconductor, | |
| MAX20-22.0CA | Semiconductor, | |
| MAX20-24.0C | Semiconductor, | |
| MAX20-24.0CA | Semiconductor, | |
| MAX20-26.0C | Semiconductor, | |
| MAX20-26.0CA | Semiconductor, | |
| MAX20-28.0C | Semiconductor, | |
| MAX20-28.0CA | Semiconductor, | |
| MAX40-110CA | Semiconductor, | |
| CD214B-T8.0A | Bourns | |
| CD214B-T8.5A | Bourns | |
| CD214B-T85A | Bourns |