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| PartNumber | 1N973B TR | 1N973B BK | 1N973B |
| Description | Zener Diodes 33Vz 58 Ohm 5uA 25.1 Vr 9.2mA 500mW | Zener Diodes 33Vz 58 Ohm 5uA 25.1 Vr 9.2mA 500mW | Zener Diodes Zener Voltage Regulator Diode |
| Manufacturer | Central Semiconductor | Central Semiconductor | Fairchild Semiconductor |
| Product Category | Zener Diodes | Zener Diodes | Diodes - Zener - Single |
| RoHS | Y | Y | - |
| Vz Zener Voltage | 33 V | 33 V | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | DO-35 | DO-35 | - |
| Pd Power Dissipation | 500 mW | 500 mW | - |
| Voltage Tolerance | 5 % | 5 % | - |
| Voltage Temperature Coefficient | - | - | - |
| Zener Current | 5 uA | 5 uA | - |
| Zz Zener Impedance | 58 Ohms | 58 Ohms | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 200 C | + 200 C | - |
| Configuration | Single | Single | - |
| Test Current | 3.8 mA | 3.8 mA | - |
| Packaging | Reel | Bulk | Bulk |
| Diameter | 2.29 mm | 2.29 mm | - |
| Length | 5.08 mm | 5.08 mm | - |
| Brand | Central Semiconductor | Central Semiconductor | - |
| Ir Reverse Current | 5 uA | 5 uA | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 10000 | 2500 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Vf Forward Voltage | 1.5 V | 1.5 V | - |
| Part # Aliases | 1N973B PBFREE TR | 1N973B BK PBFREE | - |
| Series | - | - | - |
| Package Case | - | - | DO-204AH, DO-35, Axial |
| Operating Temperature | - | - | -65°C ~ 200°C |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | DO-35 |
| Tolerance | - | - | ±5% |
| Power Max | - | - | 500mW |
| Voltage Zener Nom Vz | - | - | 33V |
| Impedance Max Zzt | - | - | 58 Ohm |
| Current Reverse Leakage Vr | - | - | 5μA @ 25.1V |
| Voltage Forward Vf Max If | - | - | 1.1V @ 200mA |