| 1557881 | TCSS110 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557882 | TCSS1100 | Transmissive Optical Sensor | Vishay |
| 1557883 | TCSS111 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557884 | TCSS120 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557885 | TCSS121 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557886 | TCSS210 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557887 | TCSS2100 | Transmissive Optical Sensor | Vishay |
| 1557888 | TCSS211 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557889 | TCSS220 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557890 | TCSS221 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557891 | TCSS310 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557892 | TCSS311 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557893 | TCSS320 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557894 | TCSS321 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557895 | TCSS410 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557896 | TCSS411 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557897 | TCSS420 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557898 | TCSS421 | Optoelectronic fork coupler with Schmitt trigger logic | TELEFUNKEN |
| 1557899 | TCST1000 | Optoelectronic fork coupler without Aperture | TELEFUNKEN |
|
| 1557900 | TCST1000 | Transmissive Optical Sensor without Aperture | Vishay |
| 1557901 | TCST1001 | Optoelectronic fork coupler without Aperture | TELEFUNKEN |
| 1557902 | TCST1030 | Optical sensors | Vishay |
| 1557903 | TCST1030(L) | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557904 | TCST1030L | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557905 | TCST110 | Optoelectronic fork coupler with aperture diaphragm | TELEFUNKEN |
| 1557906 | TCST110 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557907 | TCST110. UP TO TCST230. | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557908 | TCST1103 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557909 | TCST120 | Optoelectronic fork coupler with aperture diaphragm | TELEFUNKEN |
| 1557910 | TCST1202 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557911 | TCST1210 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557912 | TCST1230 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557913 | TCST130 | Optoelectronic fork coupler with aperture diaphragm | TELEFUNKEN |
| 1557914 | TCST1300 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557915 | TCST2000 | Optoelectronic fork coupler without Aperture | TELEFUNKEN |
| 1557916 | TCST2000 | Transmissive Optical Sensor without Aperture | Vishay |
| 1557917 | TCST2001 | Optoelectronic fork coupler without Aperture | TELEFUNKEN |
| 1557918 | TCST210 | Optoelectronic fork coupler with aperture diaphragm | TELEFUNKEN |
| 1557919 | TCST2103 | Transmissive Optical Sensor with Phototransistor Output | Vishay |
| 1557920 | TCST220 | Optoelectronic fork coupler with aperture diaphragm | TELEFUNKEN |
