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| Part Number | BZX79-B18,143 | BZX79-B68,143 | BZX79-B10,143 | BZX79-B11,143 | BZX79-B12,143 | BZX79-B13,143 | BZX79-B15,143 | BZX79-B16,143 | BZX79-B18,113 | BZX79-B18,133 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | NXP USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | 
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | 
| Voltage - Zener (Nom) (Vz) | 18 V | 68 V | 10 V | 11 V | 12 V | 13 V | 15 V | 16 V | 18 V | 18 V | 
| Tolerance | ±2% | ±2% | ±2% | ±2% | ±2% | ±2% | ±2% | ±2% | ±2% | ±2% | 
| Power - Max | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 400 mW | 
| Impedance (Max) (Zzt) | 45 Ohms | 240 Ohms | 20 Ohms | 20 Ohms | 25 Ohms | 30 Ohms | 30 Ohms | 40 Ohms | 45 Ohms | 45 Ohms | 
| Current - Reverse Leakage @ Vr | 50 nA @ 12.6 V | 50 nA @ 47.6 V | 200 nA @ 7 V | 100 nA @ 8 V | 100 nA @ 8 V | 100 nA @ 8 V | 50 nA @ 10.5 V | 50 nA @ 11.2 V | 50 nA @ 12.6 V | 50 nA @ 12.6 V | 
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 900 mV @ 10 mA | 
| Operating Temperature | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | -65°C ~ 200°C | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | 
| Package / Case | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial | 
| Supplier Device Package | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 | ALF2 |