Product description
Build your own opto endstop using the TCST2103. Compatible with the endstop PCBs also availabnle in our shop. Check the datasheet for more information.
The TCST2103 is a transmissive sensor that include an infrared emitter and phototransistor, located face-to-face on the optical axes in a leaded package which blocks visible light. These part numbers include options for aperture width.
| Function | Photointerrupter |
| Maximum Collector Current | 100mA |
| Maximum Collector Emitter Voltage | 70V |
| Maximum Current Transfer Ratio | 20% |
| Maximum Forward Current | 60mA |
| Maximum Operating Temperature | 85°C |
| Maximum Power Dissipation | 250mW |
| Maximum Reverse Voltage | 6V |
| Minimum Operating Temperature | -55°C |
| Mounting | Through Hole |
| Number of Channels per Chip | 1 |
| Output Device | Phototransistor |
| Peak Wavelength | 950nm |
| Pin Count | 4 |
| Product Height | 11.1mm |
| Product Length | 24.5mm |
| Product Width | 6.3mm |
| Type | Transmissive |
Price breaks
| 1 - 4: | excl € 2.31 incl € 2.79 |
| 5 - 9: | excl € 2.19 incl € 2.65 |
| 10 - 29: | excl € 2.13 incl € 2.58 |
| 30 - : | excl € 2.08 incl € 2.51 |
| Need a larger quantity? Contact our Sales department. | |
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