TVS二极管(Transient Voltage Suppression Diode，简称TVS）)也称为瞬态电压抑制二极管，是一种保护用的电子零件，可以保护电器设备不受导线引入的电压尖峰破坏。
| 型号 | 制造商 | 封装 | VRWM/V | VBR_Min./V | VBR_Max./V | VC/V | IPP/A | IR/μA | PPPM/W | Polar |
|---|---|---|---|---|---|---|---|---|---|---|
| P4SMA16AS | JJM | SMA | 13.6 | 15.2 | 16.8 | 22.5 | 18.2 | 1 | 400 | Uni |
| P4SMA16CA | JJM | SMA | 13.6 | 15.2 | 16.8 | 22.5 | 18.2 | 1 | 400 | Bi |
| P4SMA16CAS | JJM | SMA | 13.6 | 15.2 | 16.8 | 22.5 | 18.2 | 1 | 400 | Bi |
| P4SMA170A | JJM | SMA | 145 | 162 | 179 | 234 | 1.8 | 1 | 400 | Uni |
| P4SMA170CA | JJM | SMA | 145 | 162 | 179 | 234 | 1.8 | 1 | 400 | Bi |
| P4SMA180A | JJM | SMA | 154 | 171 | 189 | 246 | 1.6 | 1 | 400 | Uni |
| P4SMA180CA | JJM | SMA | 154 | 171 | 189 | 246 | 1.6 | 1 | 400 | Bi |
| P4SMA18A | JJM | SMA | 15.3 | 17.1 | 18.9 | 25.2 | 16.1 | 1 | 400 | Uni |
| P4SMA18AS | JJM | SMA | 15.3 | 17.1 | 18.9 | 25.2 | 16.1 | 1 | 400 | Uni |
| P4SMA18CA | JJM | SMA | 15.3 | 17.1 | 18.9 | 25.2 | 16.1 | 1 | 400 | Bi |
| P4SMA18CAS | JJM | SMA | 15.3 | 17.1 | 18.9 | 25.2 | 16.1 | 1 | 400 | Bi |
| P4SMA200A | JJM | SMA | 171 | 190 | 210 | 274 | 1.5 | 1 | 400 | Uni |
| P4SMA200CA | JJM | SMA | 171 | 190 | 210 | 274 | 1.5 | 1 | 400 | Bi |
| P4SMA20A | JJM | SMA | 17.1 | 19 | 21 | 27.7 | 14.8 | 1 | 400 | Uni |
| P4SMA20AS | JJM | SMA | 17.1 | 19 | 21 | 27.7 | 14.8 | 1 | 400 | Uni |
| P4SMA20CA | JJM | SMA | 17.1 | 19 | 21 | 27.7 | 14.8 | 1 | 400 | Bi |
| P4SMA20CAS | JJM | SMA | 17.1 | 19 | 21 | 27.7 | 14.8 | 1 | 400 | Bi |
| P4SMA220A | JJM | SMA | 185 | 209 | 231 | 328 | 1.3 | 1 | 400 | Uni |
| P4SMA220CA | JJM | SMA | 185 | 209 | 231 | 328 | 1.3 | 1 | 400 | Bi |
| P4SMA22A | JJM | SMA | 18.8 | 20.9 | 23.1 | 30.6 | 13.4 | 1 | 400 | Uni |