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| PartNumber | LD 271 L | LD 271-H | LD271 |
| Description | Infrared Emitters Infrared 950nm HALF ANGLE +/-25DEG | Infrared Emitters Infrared 950nm | LED IrLED 950nm 2-Pin T-1 3/4 (Alt: Q62703Q0148) |
| Manufacturer | Osram Opto Semiconductor | Osram Opto Semiconductor | OSRAM |
| Product Category | Infrared Emitters | Infrared Emitters | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Wavelength | 950 nm | 950 nm | - |
| Radiant Intensity | 120 mW/sr | 24 mW/sr | - |
| If Forward Current | 100 mA | 100 mA | - |
| Vf Forward Voltage | 1.5 V | 1.5 V | - |
| Power Rating | 220 mW | 220 mW | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 100 C | + 100 C | - |
| Package / Case | T-1 3/4 (5 mm) | T-1 3/4 (5 mm) | - |
| Height | 9 mm | 9 mm | - |
| Illumination Color | Infrared | Infrared | - |
| Length | 5.9 mm | 5.9 mm | - |
| Width | 5.9 mm | 5.9 mm | - |
| Brand | OSRAM Opto Semiconductors | OSRAM Opto Semiconductors | - |
| Lens Shape | Dome | Dome | - |
| Viewing Angle | 25 deg | 25 deg | - |
| Fall Time | 1000 ns | 1000 ns | - |
| Lens Dimensions | 5.1 mm x 5.1 mm x 7.8 mm | 5.1 mm x 5.1 mm x 7.8 mm | - |
| Product Type | IR Emitters (IR LEDs) | IR Emitters (IR LEDs) | - |
| Rise Time | 1000 ns | 1000 ns | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Infrared Data Communications | Infrared Data Communications | - |
| Vr Reverse Voltage | 5 V | 5 V | - |
| Part # Aliases | Q62703Q0833 | Q62703Q0256 | - |