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| PartNumber | OP297A | OP297AB | OP297 |
| Description | Infrared Emitters Infrared 890nm | Infrared Emitters Infrared 890nm | Operational Amplifier, Dual AMP, Bipolar, 8 Pin, Ceramic, DIP |
| Manufacturer | TT Electronics | Optek / TT Electronics | - |
| Product Category | Infrared Emitters | Infrared, UV, Visible Emitters | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Wavelength | 890 nm | - | - |
| Radiant Intensity | 0.7 mW/cm2 | - | - |
| Beam Angle | 20 deg | - | - |
| If Forward Current | 20 mA | - | - |
| Vf Forward Voltage | 1.75 V | - | - |
| Power Rating | 330 mW | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 100 C | - | - |
| Package / Case | T-1 3/4 (5 mm) | - | - |
| Packaging | Bulk | - | - |
| Illumination Color | Infrared | - | - |
| Brand | Optek / TT Electronics | - | - |
| Lens Shape | Dome | - | - |
| Fall Time | 250 ns | - | - |
| Product Type | IR Emitters (IR LEDs) | - | - |
| Rise Time | 500 ns | - | - |
| Factory Pack Quantity | 700 | - | - |
| Subcategory | Infrared Data Communications | - | - |