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| Part Number | 1N4979 | 1N4929 | 1N4969 | 1N4970 | 1N4971 | 1N4972 | 1N4973 | 1N4974 | 1N4975 | 1N4976 | 1N4977 | 1N4978 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Solid State Inc. | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Discontinued at Digi-Key | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Voltage - Zener (Nom) (Vz) | 75 V | 19.2 V | 30 V | 33 V | 36 V | 39 V | 43 V | 47 V | 51 V | 56 V | 62 V | 68 V |
| Tolerance | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±5% | ±4.89% | ±5% | ±5% | ±5% | ±5% |
| Power - Max | 5 W | 500 mW | 5 W | 5 W | 5 W | 5 W | 5 W | 5 W | 5 W | 5 W | 5 W | 5 W |
| Impedance (Max) (Zzt) | 55 Ohms | 36 Ohms | 8 Ohms | 10 Ohms | 11 Ohms | 14 Ohms | 20 Ohms | 25 Ohms | 27 Ohms | 35 Ohms | 42 Ohms | 50 Ohms |
| Current - Reverse Leakage @ Vr | 2 µA @ 56 V | - | 2 µA @ 22.8 V | 2 µA @ 25.1 V | 2 µA @ 27.4 V | 2 µA @ 29.7 V | 2 µA @ 32.7 V | 2 µA @ 35.8 V | 2 µA @ 38.8 V | 2 µA @ 42.6 V | 2 µA @ 47.1 V | 2 µA @ 51.7 V |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 1 A | - | 1.5 V @ 1 A | 1.5 V @ 1 A | 1.5 V @ 1 A | 1.5 V @ 1 A | 1.5 V @ 1 A | - | 1.5 V @ 1 A | 1.5 V @ 1 A | 1.5 V @ 1 A | 1.5 V @ 1 A |
| Operating Temperature | -65°C ~ 175°C | -25°C ~ 100°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C | -65°C ~ 175°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | E, Axial | DO-204AH, DO-35, Axial | E, Axial | E, Axial | E, Axial | E, Axial | E, Axial | SOD-57, Axial | E, Axial | E, Axial | E, Axial | E, Axial |
| Supplier Device Package | - | DO-35 | - | - | - | - | E-PAK | SOD-57 | - | - | - | - |
