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| PartNumber | OPB990T51Z | OPB990T51 | OPB990T51Z-OPT |
| Description | Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic | Optical Sensors Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic | |
| Manufacturer | TT Electronics | - | - |
| Product Category | Optical Switches, Transmissive, Photo IC Output | - | - |
| RoHS | Y | - | - |
| Slot Width | 3.18 mm | - | - |
| Aperture Width | 1.27 mm | - | - |
| If Forward Current | 40 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Series | OPB9-Z | - | - |
| Packaging | Bulk | - | - |
| Height | 15.63 mm | - | - |
| Length | 24.64 mm | - | - |
| Output Type | Totem Pole, Buffer | - | - |
| Sensing Method | Transmissive, Slotted | - | - |
| Wavelength | 890 nm | - | - |
| Width | 6.35 mm | - | - |
| Brand | Optek / TT Electronics | - | - |
| Fall Time | 70 ns | - | - |
| High Level Output Current | 100 uA | - | - |
| Low Level Output Voltage | 0.4 V | - | - |
| Pd Power Dissipation | 300 mW | - | - |
| Product Type | Optical Switches, Transmissive, Photo IC Output | - | - |
| Rise Time | 70 ns | - | - |
| Factory Pack Quantity | 100 | - | - |
| Subcategory | Optical Switches | - | - |
| Vf Forward Voltage | 1.7 V | - | - |
| Vr Reverse Voltage | 2 V | - | - |