PZM5.1NB2A и другие
| Компонент | Описание | Производитель | |
| HZM5.1NB2 | Silicon Epitaxial Planar Zener Diode for Stabilizer |
Renesas Technology Corp |
 |
| PZM5.1NB2 | Voltage regulator diodes |
NXP Semiconductors |
|
| PZM5.1NB2A | Voltage regulator double diodes |
NXP Semiconductors |
|