| Part Number | BZX84-B56,215 | BZX84-B51,215 | 
|---|---|---|
| Manufacturer | NXP USA Inc. | Nexperia USA Inc. | 
| Category | Diodes - Zener - Single | Diodes - Zener - Single | 
|   |   | |
| Product Status | Active | Active | 
| Voltage - Zener (Nom) (Vz) | 56 V | 51 V | 
| Tolerance | ±2% | ±2% | 
| Power - Max | 250 mW | 250 mW | 
| Impedance (Max) (Zzt) | 200 Ohms | 180 Ohms | 
| Current - Reverse Leakage @ Vr | 50 nA @ 39.2 V | 50 nA @ 35.7 V | 
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA | 900 mV @ 10 mA | 
| Operating Temperature | -65°C ~ 150°C | -65°C ~ 150°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | 
| Supplier Device Package | SOT-23 | TO-236AB |