| Компонент | Описание | Производитель | |
| ZMM55-D5V1 | Surface mount zener diode, 500mW. Nominal zener voltage 4.8-5.4 V. Test current 5 mA. +-20% tolerance. |
Jinan Gude Electronic Device |
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| ZMM55-D5V6 | Surface mount zener diode, 500mW. Nominal zener voltage 5.2-6.0 V. Test current 5 mA. +-20% tolerance. |
Jinan Gude Electronic Device |