| PartNumber | LTE-3271B | LTE-3271BL | LTE-3271T |
| Description | Infrared Emitters Emitter Clear 940nm | Infrared Emitters Emitter Transparent 940nm | Infrared Emitters Infrared 940nm 5mm Trans |
| Manufacturer | Lite-On | Lite-On | Lite-On |
| Product Category | Infrared Emitters | Infrared Emitters | Infrared Emitters |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Wavelength | 940 nm | 940 nm | 940 nm |
| Radiant Intensity | 8.42 mW/sr | 8.42 mW/sr | 12.63 mW/sr |
| Beam Angle | 50 deg | 50 deg | - |
| If Forward Current | 100 mA | 100 mA | 20 mA |
| Vf Forward Voltage | 1.25 V | 1.25 V | 1.25 V |
| Power Rating | 150 mW | 150 mW | 150 mW |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | T-1 3/4 (5 mm) | - | T-1 3/4 (5 mm) |
| Packaging | Bulk | Bulk | Bulk |
| Height | 8.6 mm | - | - |
| Illumination Color | Infrared | Infrared | Infrared |
| Length | 5.8 mm | - | - |
| Width | 5.8 mm | - | - |
| Brand | Lite-On | Lite-On | Lite-On |
| Product Type | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Infrared Data Communications | Infrared Data Communications | Infrared Data Communications |
| Lens Shape | - | - | Dome |
| Viewing Angle | - | - | 50 deg |