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| Part Number | LTST-C191YKT | LTST-C171YKT | LTST-C190YKT | LTST-C191AKT | LTST-C191EKT | LTST-C191GKT |
|---|---|---|---|---|---|---|
| Manufacturer | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. |
| Product Status | Obsolete | Active | Active | Obsolete | Obsolete | Active |
| Color | Yellow | Yellow | Yellow | Amber | Red | Green |
| Configuration | Standard | Standard | Standard | Standard | Standard | Standard |
| Lens Color | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless |
| Lens Transparency | Clear | Clear | Clear | Clear | Clear | Clear |
| Millicandela Rating | 4.5mcd | 4.5mcd | 6mcd | 4.5mcd | 2mcd | 12mcd |
| Lens Style | Rectangle with Flat Top | Rectangle with Flat Top | Rectangle with Flat Top | Rectangle with Flat Top | Rectangle with Flat Top | Rectangle with Flat Top |
| Lens Size | 1.10mm x 0.80mm | 1.40mm x 1.25mm | 1.06mm x 0.80mm | 1.10mm x 0.80mm | 1.10mm x 0.80mm | 1.10mm x 0.80mm |
| Voltage - Forward (Vf) (Typ) | 2.1V | 2.1V | 2.1V | 2.1V | 2V | 2.1V |
| Current - Test | 20mA | 20mA | 10mA | 20mA | 10mA | 20mA |
| Viewing Angle | 130° | 130° | 130° | 130° | 130° | 130° |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Wavelength - Dominant | 588nm | 588nm | 588nm | 602nm | 621nm | 569nm |
| Wavelength - Peak | 585nm | 585nm | 585nm | 610nm | 630nm | 565nm |
| Features | - | - | - | - | - | - |
| Package / Case | 0603 (1608 Metric) | 0805 (2012 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) |
| Supplier Device Package | - | Chip LED | Chip LED | - | Chip LED | Chip LED |
| Size / Dimension | 1.60mm L x 0.80mm W | 2.00mm L x 1.25mm W | 1.60mm L x 0.80mm W | 1.60mm L x 0.80mm W | 1.60mm L x 0.80mm W | 1.60mm L x 0.80mm W |
| Height (Max) | 0.55mm | 0.90mm | 0.90mm | 0.55mm | 0.55mm | 0.55mm |
