稳压二极管也称为 齐纳二极管，是一种利用二极管反向击穿特性进行稳压的电子元件。当反向电压达到或超过其击穿电压（齐纳电压）时，稳压管会进入击穿状态，并维持一个相对稳定的电压输出。这个稳定的电压值被称为稳压值，广泛应用于稳压电源和限幅电路中。
| 型号 | 品牌 | PD_Max/W | VZ_Min/V | VZ_Max/V | @ IZT/mA | ZZT_Max/Ω | IR_Max/μA | 封装 |
|---|---|---|---|---|---|---|---|---|
| BZX84B20 | LEADSILICON | 0.3 | 19.6 | 20.4 | 5 | 0.1 | SOT-23 | |
| BZX84B22 | LEADSILICON | 0.3 | 21.56 | 22.44 | 5 | 0.1 | SOT-23 | |
| BZX84B24 | LEADSILICON | 0.3 | 23.52 | 24.48 | 5 | 0.1 | SOT-23 | |
| BZX84B27 | LEADSILICON | 0.3 | 26.46 | 27.54 | 5 | 0.1 | SOT-23 | |
| BZX84B30 | LEADSILICON | 0.3 | 29.4 | 30.6 | 5 | 0.1 | SOT-23 | |
| BZX84B33 | LEADSILICON | 0.3 | 32.34 | 33.66 | 5 | 0.1 | SOT-23 | |
| BZX84B36 | LEADSILICON | 0.3 | 35.28 | 36.72 | 5 | 0.1 | SOT-23 | |
| BZX84B39 | LEADSILICON | 0.3 | 38.22 | 39.78 | 5 | 0.1 | SOT-23 | |
| BZX84B43 | LEADSILICON | 0.3 | 41.16 | 43.84 | 5 | 0.1 | SOT-23 | |
| BZX584B5V1 | LEADSILICON | 0.15 | 5 | 5.2 | 5 | 2 | SOD-523 | |
| BZX584B5V6 | LEADSILICON | 0.15 | 5.49 | 5.71 | 5 | 1 | SOD-523 | |
| BZX584B6V2 | LEADSILICON | 0.15 | 6.08 | 6.32 | 5 | 3 | SOD-523 | |
| BZX584B6V8 | LEADSILICON | 0.15 | 6.66 | 6.94 | 5 | 2 | SOD-523 | |
| BZX584B7V5 | LEADSILICON | 0.15 | 7.35 | 7.65 | 5 | 1 | SOD-523 | |
| BZX584B8V2 | LEADSILICON | 0.15 | 8.04 | 8.36 | 5 | 0.7 | SOD-523 | |
| BZX584B9V1 | LEADSILICON | 0.15 | 8.92 | 9.28 | 5 | 0.5 | SOD-523 | |
| BZX584B10 | LEADSILICON | 0.15 | 9.8 | 10.2 | 5 | 0.2 | SOD-523 | |
| BZX584B11 | LEADSILICON | 0.15 | 10.78 | 11.22 | 5 | 0.1 | SOD-523 | |
| BZX584B12 | LEADSILICON | 0.15 | 11.76 | 12.24 | 5 | 0.1 | SOD-523 | |
| BZX584B13 | LEADSILICON | 0.15 | 12.74 | 13.26 | 5 | 0.1 | SOD-523 |