| Part Number | BZX55C12 | BZX55C18 |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor |
| Category | Diodes - Zener - Single | Diodes - Zener - Single |
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| Product Status | Obsolete | Obsolete |
| Voltage - Zener (Nom) (Vz) | 12 V | 18 V |
| Tolerance | ±5% | ±6% |
| Power - Max | 500 mW | 500 mW |
| Impedance (Max) (Zzt) | 20 Ohms | 50 Ohms |
| Current - Reverse Leakage @ Vr | 100 nA @ 9 V | 100 nA @ 14 V |
| Voltage - Forward (Vf) (Max) @ If | 1.3 V @ 100 mA | 1.3 V @ 100 mA |
| Operating Temperature | -65°C ~ 200°C | -65°C ~ 200°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial |
| Supplier Device Package | DO-35 (DO-204AH) | DO-35 (DO-204AH) |