| Part Number | 1SMA5917BT3 | 1SMA5919BT3 | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | Diodes - Zener - Single | Diodes - Zener - Single | 
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| Product Status | Obsolete | Obsolete | 
| Voltage - Zener (Nom) (Vz) | 4.7 V | 5.6 V | 
| Tolerance | ±5% | ±5% | 
| Power - Max | 1.5 W | 1.5 W | 
| Impedance (Max) (Zzt) | 5 Ohms | 2 Ohms | 
| Current - Reverse Leakage @ Vr | 2.5 µA @ 1.5 V | 2.5 µA @ 3 V | 
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 200 mA | 1.5 V @ 200 mA | 
| Operating Temperature | -65°C ~ 150°C | -65°C ~ 150°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | DO-214AC, SMA | DO-214AC, SMA | 
| Supplier Device Package | SMA | SMA |