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| PartNumber | CMD91-21SRC/TR7 | CMD9121SRC/TR10 | CMD9121SRCTR9-S |
| Description | Standard LEDs - SMD RED WATER CLEAR GULL WING | Standard LEDs - SMD RED 1.7V 20MA | Standard LEDs - SMD CML LED |
| Manufacturer | VCC | VCC | VCC |
| Product Category | Standard LEDs - SMD | Standard LEDs - SMD | LED Indication - Discrete |
| RoHS | Y | Y | - |
| Product | Red LEDs | Red LEDs | - |
| Illumination Color | Red | Red | - |
| Wavelength/Color Temperature | 660 nm | 660 nm | - |
| Luminous Intensity | 170 mcd | 170 mcd | - |
| Viewing Angle | 25 deg | 25 deg | - |
| Lens Color/Style | Water Clear | Clear | - |
| If Forward Current | 20 mA | 20 mA | - |
| Length | 2.5 mm | 2.5 mm | - |
| Width | 2 mm | 2 mm | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | - |
| Brand | VCC | VCC | - |
| Lens Shape | Dome | Dome | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Lens Dimensions | 1.9 mm | 1.9 mm | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | LED - Standard | LED - Standard | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | LEDs | LEDs | - |
| Vf Forward Voltage | - | 1.7 V | - |
| Power Rating | - | 100 mW | - |
| Height | - | 2.8 mm | - |
| Peak Wavelength | - | 660 nm | - |
| Vr Reverse Voltage | - | 4 V | - |