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| PartNumber | 1N972A | 1N972B BK | 1N972B. |
| Description | Zener Diodes Zener Diodes | Zener Diodes 30Vz 49 Ohm 5uA 22.8 Vr 10mA 500mW | |
| Manufacturer | Microchip | Central Semiconductor | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| RoHS | N | Y | - |
| Packaging | Foil Bag | Bulk | - |
| Brand | Microchip / Microsemi | Central Semiconductor | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 1 | 2500 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Vz Zener Voltage | - | 30 V | - |
| Mounting Style | - | Through Hole | - |
| Package / Case | - | DO-35 | - |
| Pd Power Dissipation | - | 500 mW | - |
| Voltage Tolerance | - | 5 % | - |
| Voltage Temperature Coefficient | - | - | - |
| Zener Current | - | 5 uA | - |
| Zz Zener Impedance | - | 49 Ohms | - |
| Minimum Operating Temperature | - | - 65 C | - |
| Maximum Operating Temperature | - | + 200 C | - |
| Configuration | - | Single | - |
| Test Current | - | 4.2 mA | - |
| Diameter | - | 2.29 mm | - |
| Length | - | 5.08 mm | - |
| Ir Reverse Current | - | 5 uA | - |
| Vf Forward Voltage | - | 1.5 V | - |
| Part # Aliases | - | 1N972B BK PBFREE | - |