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| PartNumber | QSA156 | QSA158 | QSA157 |
| Description | Photo IC Sensors Optologic IC Buffer Totem Pole | Photo IC Sensors Sensor-Buffer Open Collector | Photo IC Sensors Optologic Sensor Inverter Totem Pole |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Photo IC Sensors | Photo IC Sensors | Photo IC Sensors |
| RoHS | Y | Y | Y |
| Product | Photo IC Sensors | Photo IC Sensors | Photo IC Sensors |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Output Type | Totem Pole, Buffer | Open Collector, Buffer | Totem Pole, Inverter |
| Operating Supply Voltage | 4.5 V to 16 V | 4.5 V to 16 V | 4.5 V to 16 V |
| Operating Supply Current | 12 mA | 12 mA | 12 mA |
| High Level Output Current | - 1 mA | 100 uA | - 1 mA |
| Rise Time | 70 ns | 100 ns | 70 ns |
| Fall Time | 70 ns | 100 ns | 70 ns |
| Propagation Delay Time | 6 us | 6 us | 6 us |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Package / Case | TO-18 | TO-18 | TO-18 |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Packaging | Bulk | Bulk | Bulk |
| Height | 6.48 mm | 6.48 mm | 6.48 mm |
| Length | 5.31 mm | 5.31 mm | 5.31 mm |
| Wavelength | 880 nm | 880 nm | 880 nm |
| Width | 5.31 mm | 5.31 mm | 5.31 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Low Level Output Voltage | 0.4 V | 0.4 V | 0.4 V |
| Pd Power Dissipation | 250 mW | 250 mW | 250 mW |
| Product Type | Photo IC Sensors | Photo IC Sensors | Photo IC Sensors |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Optical Detectors and Sensors | Optical Detectors and Sensors | Optical Detectors and Sensors |