| PartNumber | OP168FC | OP168FB | OP168FA |
| Description | Infrared Emitters Infrared 935nm | Infrared Emitters Infrared 935nm | Infrared Emitters Infrared 935nm |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Infrared Emitters | Infrared Emitters | Infrared Emitters |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Wavelength | 935 nm | 935 nm | 935 nm |
| Radiant Intensity | 0.27 mW/cm2 | 0.73 mW/cm2 | - |
| Beam Angle | 104 deg | 104 deg | 104 deg |
| If Forward Current | 20 mA | 20 mA | 20 mA |
| Vf Forward Voltage | 1.4 V | 1.4 V | 1.4 V |
| Power Rating | 100 mW | 100 mW | 100 mW |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 100 C | + 100 C | + 100 C |
| Package / Case | End Looker | End Looker | - |
| Packaging | Bulk | Bulk | Bulk |
| Illumination Color | Infrared | Infrared | Infrared |
| Brand | Optek / TT Electronics | Optek / TT Electronics | Optek / TT Electronics |
| Lens Shape | Flat | Flat | - |
| Fall Time | 500 ns | 500 ns | 500 ns |
| Product Type | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) |
| Rise Time | 1000 ns | 1000 ns | 1000 ns |
| Factory Pack Quantity | 100 | 500 | 500 |
| Subcategory | Infrared Data Communications | Infrared Data Communications | Infrared Data Communications |