| PartNumber | 1N5281B | 1N5281B/TR | 1N5281B (DO-35) |
| Description | Zener Diodes Zener Diodes | Zener Diodes Zener Diodes | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| RoHS | N | N | - |
| Vz Zener Voltage | 200 V | 200 V | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | DO-35-2 | DO-35-2 | - |
| Pd Power Dissipation | 500 mW | 0.5 W | - |
| Voltage Tolerance | 5 % | 5 % | - |
| Voltage Temperature Coefficient | 0.11 %/C | 0.110 %/C | - |
| Zener Current | 152 uA | - | - |
| Zz Zener Impedance | 2.5 kOhms | 2500 Ohms | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Maximum Operating Temperature | + 200 C | + 175 C | - |
| Configuration | Single | Single | - |
| Packaging | Bulk | Reel | - |
| Diameter | 2.71 mm | 2.29 mm | - |
| Height | - | - | - |
| Length | 7.62 mm | 5.08 mm | - |
| Termination Style | Axial | - | - |
| Width | - | - | - |
| Brand | Microchip / Microsemi | Microchip / Microsemi | - |
| Voltage Regulation Accuracy | - | - | - |
| Ir Reverse Current | 152 uA | 0.1 uA | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 1 | 100 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Vf Forward Voltage | 1.1 V | 1.5 V | - |
| Part # Aliases | (DO-35) 1N5281B | - | - |
| Test Current | - | 0.65 mA | - |
| If Forward Current | - | 200 mA | - |