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 |
|---|---|---|---|---|---|---|---|---|
| BZT52B2V7S | LEADSILICON | 0.2 | 2.65 | 2.75 | 5 | 20 | SOD-323 | |
| BZT52B3V0S | LEADSILICON | 0.2 | 2.94 | 3.06 | 5 | 10 | SOD-323 | |
| BZT52B3V3S | LEADSILICON | 0.2 | 3.23 | 3.37 | 5 | 5 | SOD-323 | |
| BZT52B3V6S | LEADSILICON | 0.2 | 3.53 | 3.67 | 5 | 5 | SOD-323 | |
| BZT52B3V9S | LEADSILICON | 0.2 | 3.82 | 3.98 | 5 | 3 | SOD-323 | |
| BZT52B4V3S | LEADSILICON | 0.2 | 4.21 | 4.39 | 5 | 3 | SOD-323 | |
| BZT52B4V7S | LEADSILICON | 0.2 | 4.61 | 4.79 | 5 | 3 | SOD-323 | |
| BZT52B47S | LEADSILICON | 0.2 | 46.06 | 47.94 | 5 | 0.1 | SOD-323 | |
| BZT52B51S | LEADSILICON | 0.2 | 49.98 | 52.02 | 5 | 0.1 | SOD-323 | |
| BZT52C3V3 | LEADSILICON | 0.5 | 3.1 | 3.5 | 5 | 5 | SOD-123 | |
| BZT52C3V6 | LEADSILICON | 0.5 | 3.4 | 3.8 | 5 | 5 | SOD-123 | |
| BZT52C3V9 | LEADSILICON | 0.5 | 3.7 | 4.1 | 5 | 3 | SOD-123 | |
| BZT52C4V3 | LEADSILICON | 0.5 | 4 | 4.6 | 5 | 3 | SOD-123 | |
| BZT52C14 | LEADSILICON | 0.5 | 13.3 | 14.7 | 5 | 0.1 | SOD-123 | |
| BZT52C47 | LEADSILICON | 0.5 | 44.65 | 49.35 | 2 | 0.1 | SOD-123 | |
| BZT52C51 | LEADSILICON | 0.5 | 48.45 | 53.55 | 2 | 0.1 | SOD-123 | |
| BZT52C56 | LEADSILICON | 0.5 | 53.2 | 58.8 | 2 | 0.1 | SOD-123 | |
| BZT52C62 | LEADSILICON | 0.5 | 58.9 | 65.1 | 2 | 0.1 | SOD-123 | |
| BZT52C68 | LEADSILICON | 0.5 | 64.6 | 71.4 | 2 | 0.1 | SOD-123 | |
| BZT52C75 | LEADSILICON | 0.5 | 71.25 | 78.75 | 2 | 0.1 | SOD-123 |