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| Part Number | 1N5255B-TR | 1N5255B-TAP | 1N5255B-T |
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division |
| Series | - | - | - |
| Package/Case | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial |
| Packaging | Tape & Reel (TR) | Cut Tape (CT) | Tape & Reel (TR) |
| Product Status | Active | Active | Obsolete |
| Voltage - Zener (Nom) (Vz) | 28 V | 28 V | 28 V |
| Tolerance | ±5% | ±5% | ±5% |
| Power - Max | 500 mW | 500 mW | 500 mW |
| Impedance (Max) (Zzt) | 44 Ohms | 44 Ohms | 600 Ohms |
| Current - Reverse Leakage @ Vr | 100 nA @ 21 V | 100 nA @ 21 V | 100 nA @ 21 V |
| Voltage - Forward (Vf) (Max) @ If | 1.1 V @ 200 mA | 1.1 V @ 200 mA | 1.1 V @ 200 mA |
| Operating Temperature | -65°C ~ 175°C | -65°C ~ 175°C | 175°C |
| Grade | Automotive | Automotive | Automotive |
| Qualification | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Supplier Device Package | DO-204AH (DO-35) | DO-204AH (DO-35) | DO-204AH (DO-35) |
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