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| Part Number | LTST-C190KSKT | LTST-C191KSKT | LTST-C194KSKT | LTST-C190KYKT | LTST-C150KSKT | LTST-C170KSKT | LTST-C190KAKT | LTST-C190KEKT | LTST-C190KFKT | LTST-C190KGKT | LTST-C190KRKT | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | 
| Product Status | Active | Active | Active | Active | Active | Active | Active | Obsolete | Active | Active | Active | 
| Color | Yellow | Yellow | Yellow | Amber | Yellow | Yellow | Red-Orange | Red | Orange | Green | Red | 
| Configuration | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | Standard | 
| Lens Color | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | Colorless | 
| Lens Transparency | Clear | Clear | Clear | Clear | Clear | Clear | Clear | Clear | Clear | Clear | Clear | 
| Millicandela Rating | 104mcd | 104mcd | 104mcd | 99mcd | 70mcd | 70mcd | 80mcd | 54mcd | 90mcd | 35mcd | 99mcd | 
| 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 | 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 | 1.10mm x 0.80mm | 1.15mm x 0.80mm | 1.10mm x 0.80mm | 2.06mm x 1.60mm | 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 | 1.10mm x 0.80mm | 
| Voltage - Forward (Vf) (Typ) | 2.1V | 2.1V | 2V | 2V | 2.1V | 2.1V | 2V | 2V | 2V | 2V | 2V | 
| Current - Test | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 20mA | 
| Viewing Angle | 130° | 130° | 130° | 130° | 130° | 130° | 130° | 130° | 130° | 130° | 130° | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Wavelength - Dominant | 591nm | 591nm | 592nm | 595nm | 591nm | 591nm | 615nm | 624nm | 605nm | 571nm | 631nm | 
| Wavelength - Peak | 588nm | 588nm | 588nm | 595nm | 588nm | 588nm | 621nm | 632nm | 611nm | 574nm | 639nm | 
| Features | - | - | - | - | - | - | - | - | - | - | - | 
| Package / Case | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 1206 (3216 Metric) | 0805 (2012 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 0603 (1608 Metric) | 
| Supplier Device Package | Chip LED | - | - | Chip LED | 1206 | - | Chip LED | Chip LED | Chip LED | Chip LED | Chip LED | 
| Size / Dimension | 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 | 3.20mm L x 1.60mm 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 | 1.60mm L x 0.80mm W | 
| Height (Max) | 0.90mm | 0.65mm | 0.45mm | 0.90mm | 1.10mm | 1.10mm | 0.90mm | 0.90mm | 0.90mm | 0.90mm | 0.90mm |