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| PartNumber | OPB625 | OPB620 | OPB621 |
| Description | Optical Switches, Transmissive, Photo IC Output Output Photologic Input Diode | Optical Switches, Transmissive, Phototransistor Output .2in SLOT INFRARED | Optical Switches, Specialized .2_ Slot Infrared PIN photodiode |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Optical Switches, Transmissive, Photo IC Output | Optical Switches, Transmissive, Phototransistor Output | Optical Switches, Specialized |
| RoHS | Y | Y | Y |
| Slot Width | 4.83 mm | 4.83 mm | - |
| If Forward Current | 50 mA | 20 mA | 1 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 100 C | + 100 C | + 100 C |
| Packaging | Tube | Tube | Tube |
| Height | 9.52 mm | 9.52 mm | 9.52 mm |
| Length | 5.58 mm | 10.16 mm | 8.26 mm |
| Output Type | Pull Up, Buffer | Phototransistor | Photodiode |
| Sensing Method | Transmissive, Slotted | Transmissive, Slotted | Transmissive |
| Wavelength | 890 nm | 890 nm | 890 nm |
| Width | 10.16 mm | 5.59 mm | 5.58 mm |
| Brand | Optek / TT Electronics | Optek / TT Electronics | Optek / TT Electronics |
| Mounting Style | Through Hole | PCB Mount | Through Hole |
| Fall Time | 30 ns | - | - |
| High Level Output Current | 100 uA | - | - |
| Ir Reverse Current | 100 uA | - | 100 uA |
| Low Level Output Current | 16 mA | - | - |
| Low Level Output Voltage | 0.4 V | - | - |
| Operating Supply Voltage | 4.5 V to 16 V | - | - |
| Pd Power Dissipation | 240 mW | 200 mW | 100 mW |
| Product Type | Optical Switches, Transmissive, Photo IC Output | Optical Switches, Transmissive, Phototransistor Output | Optical Switches, Specialized |
| Propagation Delay Time | 0.6 us, 3 us | - | - |
| Rise Time | 30 ns | - | - |
| Factory Pack Quantity | 200 | 300 | 300 |
| Subcategory | Optical Switches | Optical Switches | Optical Switches |
| Vf Forward Voltage | 1.6 V | - | 1 V |
| Vr Reverse Voltage | 3 V | 3 V | 3 V |
| Aperture Width | - | 0.51 mm | - |
| Collector Emitter Voltage VCEO Max | - | 24 V | - |
| Sensing Distance | - | 4.83 mm | 4.83 mm |
| Number of Channels | - | 1 Channel | 1 Channel |
| Unit Weight | - | 0.017637 oz | 0.021164 oz |
| Maximum Collector Current | - | - | 30 mA |