| PartNumber | OP131W | OP131 |
| Description | Infrared Emitters Infrared 935nm | Infrared Emitters Infrared 935nm |
| Manufacturer | TT Electronics | TT Electronics |
| Product Category | Infrared Emitters | Infrared Emitters |
| RoHS | Y | Y |
| Packaging | Bulk | Bulk |
| Illumination Color | Infrared | Infrared |
| Brand | Optek / TT Electronics | Optek / TT Electronics |
| Product Type | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) |
| Factory Pack Quantity | 25 | 500 |
| Subcategory | Infrared Data Communications | Infrared Data Communications |
| Mounting Style | - | Through Hole |
| Wavelength | - | 935 nm |
| Beam Angle | - | 18 deg |
| If Forward Current | - | 100 mA |
| Vf Forward Voltage | - | 1.75 V |
| Power Rating | - | 3 mW |
| Minimum Operating Temperature | - | - 65 C |
| Maximum Operating Temperature | - | + 125 C |
| Package / Case | - | TO-46-2 |
| Height | - | 5.08 mm |
| Length | - | 4.65 mm |
| Width | - | 4.65 mm |
| Lens Shape | - | Dome |
| Fall Time | - | 500 ns |
| Lens Dimensions | - | 4.65 mm x 5.08 mm |
| Rise Time | - | 1000 ns |
| Vr Reverse Voltage | - | 2 V |