| Название | Описание | Производитель | Корпус | Выводы | Темп. Диапазон | Файл PDF |
| 1N748C | 500mW, silicon zener diode. Zener voltage 3.9 V. Test current 20 mA. +-2% tolerance. | JGD | N/A | 2 | -55°C | 175°C | 1N748C datasheet (199K) |
| 1N748C | 3.9 V, 20 mA, zener diode | LRC | N/A | 2 | N/A | N/A | 1N748C datasheet (36K) |
| 1N748D | 500mW, silicon zener diode. Zener voltage 3.9 V. Test current 20 mA. +-1% tolerance. | JGD | N/A | 2 | -55°C | 175°C | 1N748D datasheet (199K) |
| 1N748D | 3.9 V, 20 mA, zener diode | LRC | N/A | 2 | N/A | N/A | 1N748D datasheet (36K) |
| 1N749 | 0.5W silicon planar zener diode. Nominal zener voltage Vz = 4.3 V. Test current Izt = 20 mA. | CNEL | N/A | 2 | -65°C | 175°C | 1N749 datasheet (33K) |
| 1N749 | 4.3 V, 20 mA, Silicon planar zener diode | GODAR | DO | 2 | N/A | N/A | 1N749 datasheet (33K) |
| 1N749 | 500mW, silicon zener diode. Zener voltage 4.3 V. Test current 20 mA. +-10% standard tolerance. | JGD | N/A | 2 | -55°C | 175°C | 1N749 datasheet (199K) |
| 1N749 | Pd=500mW, Vz=4.3V zener diode | MCC | N/A | - | N/A | N/A | 1N749 datasheet (347K) |
| 1N749 | Zener Voltage Regulator Diode | Microsemi-Corporation | N/A | - | N/A | N/A | 1N749 datasheet (65K) |
| 1N749 | Zener Voltage Regulator Diode | Microsemi-Corporation | N/A | - | N/A | N/A | 1N749 datasheet (65K) |
