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| PartNumber | UH3B-E3/9AT | UH3B | UH3B-E3/57T |
| Description | Rectifiers RECOMMENDED ALT 78-VS-3ECH01-M39AT | Rectifiers 3.0A 100 Volt 25ns 80 Amp IFSM | |
| Manufacturer | Vishay | - | Vishay Semiconductor Diodes Division |
| Product Category | Rectifiers | - | Diodes, Rectifiers - Single |
| RoHS | E | - | - |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | SMC | - | - |
| Vr Reverse Voltage | 100 V | - | - |
| If Forward Current | 3 A | - | - |
| Type | Fast Recovery Rectifiers | - | - |
| Configuration | Single | - | Single |
| Vf Forward Voltage | 1.05 V | - | - |
| Max Surge Current | 80 A | - | 80 A |
| Ir Reverse Current | 5 uA | - | - |
| Recovery Time | 40 ns | - | 40 ns |
| Minimum Operating Temperature | - 55 C | - | - 55 C |
| Maximum Operating Temperature | + 175 C | - | + 175 C |
| Packaging | Reel | - | Tape & Reel (TR) Alternate Packaging |
| Height | 2.42 mm | - | - |
| Length | 7.11 mm | - | - |
| Product | Rectifiers | - | Ultra Fast Recovery Rectifiers |
| Width | 6.22 mm | - | - |
| Brand | Vishay / Siliconix | - | - |
| Product Type | Rectifiers | - | - |
| Factory Pack Quantity | 3500 | - | - |
| Subcategory | Diodes & Rectifiers | - | - |
| Unit Weight | 0.010582 oz | - | 0.010582 oz |
| Series | - | - | - |
| Package Case | - | - | DO-214AB, SMC |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | DO-214AB, (SMC) |
| Speed | - | - | Fast Recovery = 200mA (Io) |
| Diode Type | - | - | Standard |
| Current Reverse Leakage Vr | - | - | 5μA @ 100V |
| Voltage Forward Vf Max If | - | - | 1.05V @ 3A |
| Voltage DC Reverse Vr Max | - | - | 100V |
| Current Average Rectified Io | - | - | 3A |
| Reverse Recovery Time trr | - | - | 40ns |
| Capacitance Vr F | - | - | - |
| Operating Temperature Junction | - | - | -55°C ~ 175°C |
| Vf Forward Voltage | - | - | 1.05 V |
| Vr Reverse Voltage | - | - | 100 V |
| Ir Reverse Current | - | - | 5 uA |
| If Forward Current | - | - | 3 A |