| PartNumber | JANTX1N5521BUR-1 | JANTX1N5521B-1 | JANTX1N5521B-1/TR |
| Description | Zener Diodes Zener Diodes | Zener Diodes Zener Diodes | Zener Diodes Zener Diodes |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Zener Diodes | Zener Diodes | Zener Diodes |
| RoHS | N | N | N |
| Mounting Style | SMD/SMT | Through Hole | Through Hole |
| Package / Case | DO-213AA-2 | DO-35-2 | DO-204AH-2 |
| Packaging | Bulk | Bulk | Reel |
| Brand | Microchip / Microsemi | Microchip / Microsemi | Microchip / Microsemi |
| Product Type | Zener Diodes | Zener Diodes | Zener Diodes |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | Diodes & Rectifiers |
| Diameter | - | 2.29 mm | 2.29 mm |
| Length | - | 5.08 mm | 5.08 mm |
| Termination Style | - | Axial | - |
| Unit Weight | - | 0.004586 oz | - |
| Vz Zener Voltage | - | - | 4.3 V |
| Pd Power Dissipation | - | - | 0.5 W |
| Voltage Tolerance | - | - | 5 % |
| Zener Current | - | - | 88 mA |
| Zz Zener Impedance | - | - | 18 Ohms |
| Minimum Operating Temperature | - | - | - 65 C |
| Maximum Operating Temperature | - | - | + 175 C |
| Configuration | - | - | Single |
| Test Current | - | - | 20 mA |
| If Forward Current | - | - | 200 mA |
| Ir Reverse Current | - | - | 3 uA |
| Vf Forward Voltage | - | - | 1.1 V |