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| Part Number | LTST-T670KRKT | LTST-T670KSKT | LTST-T680KRKT | LTST-T670KFKT | LTST-T670KGKT | 
|---|---|---|---|---|---|
| Manufacturer | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | Lite-On Inc. | 
| Product Status | Obsolete | Obsolete | Discontinued at Digi-Key | Obsolete | Obsolete | 
| Color | Red | Yellow | Red | Orange | Green | 
| Configuration | Standard | Standard | Standard | Standard | Standard | 
| Lens Color | Colorless | Colorless | Colorless | Colorless | Colorless | 
| Lens Transparency | Clear | Clear | Clear | Clear | Clear | 
| Millicandela Rating | 100mcd | 100mcd | 147.5mcd | 100mcd | 60mcd | 
| Lens Style | Round with Flat Top | Round with Flat Top | Round with Flat Top | Round with Flat Top | Round with Flat Top | 
| Lens Size | - | - | - | - | - | 
| Voltage - Forward (Vf) (Typ) | 2V | 2V | 2V | 2V | 2V | 
| Current - Test | 20mA | 20mA | 20mA | 20mA | 20mA | 
| Viewing Angle | 120° | 120° | 120° | 120° | 120° | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Wavelength - Dominant | 631nm | 589nm | 631nm | 605nm | 571nm | 
| Wavelength - Peak | 639nm | 591nm | 639nm | 611nm | 574nm | 
| Features | - | - | - | - | - | 
| Package / Case | 2-SMD, J-Lead | 2-SMD, J-Lead | 2-PLCC | 2-SMD, J-Lead | 2-SMD, J-Lead | 
| Supplier Device Package | 2-PLCC | 2-PLCC | 2-PLCC | 2-PLCC | 2-PLCC | 
| Size / Dimension | 3.20mm L x 2.70mm W | 3.20mm L x 2.70mm W | 3.20mm L x 2.80mm W | 3.20mm L x 2.70mm W | 3.20mm L x 2.70mm W | 
| Height (Max) | 2.05mm | 2.05mm | 2.00mm | 2.05mm | 2.05mm |