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| Image | Part Number | Manufacturer | Description | Series | Operating Temperature | Packaging | Mounting Type | RoHS Status | Output Type | Sensing Method | Sensing Distance | Response Time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PT333-3B | Everlight Electronics | PHOTOTRANSISTOR 5MM BLACK RAD | - | -40°C ~ 85°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| SFH 310 | OSRAM Opto Semiconductors, Inc. | PHOTOTRANSISTOR NPN 3MM 880NM | - | -40°C ~ 100°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| SMD2440-012 | Honeywell Sensing and Productivity Solutions | PHOTOTRANSISTOR SMD GLASS LENS | SMD | -55°C ~ 125°C (TA) | Tape & Reel (TR) | Surface Mount | - | - | - | - | - | |
| SD3443-003 | Honeywell Sensing and Productivity Solutions | SENSOR PHOTOTRANSISTOR NPN TO-46 | - | -55°C ~ 125°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| EAPST3224A0 | Everlight Electronics | SMD IR DETECTOR - 1.8MM ROUND SU | - | -25°C ~ 85°C (TA) | - | Surface Mount | - | - | - | - | - | |
| BPW85C | Electro-Films (EFI) / Vishay | PHOTOTRANSISTOR NPN 3MM CLEAR | - | -40°C ~ 100°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| MTD8600T-T | Marktech Optoelectronics | PHOTOTRANS 880NM FLAT CLR TO-18 | - | -30°C ~ 100°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| PT19-21B/L41/TR8 | Everlight Electronics | PHOTOTRANSISTOR FLAT BK MINI SMD | - | -25°C ~ 85°C (TA) | Cut Tape (CT) | Surface Mount | - | - | - | - | - | |
| LTR-536AB | Lite-On, Inc. | PHOTOTRANSISTOR PIN .100" 2UA | - | -40°C ~ 85°C (TA) | Bulk | Through Hole | - | - | - | - | - | |
| SFH 320 FA-Z | OSRAM Opto Semiconductors, Inc. | PHOTOTRANSISTOR NPN 980NM 2PLCC | TOPLED | -40°C ~ 100°C (TA) | Tape & Reel (TR) | Surface Mount | - | - | - | - | - |
Phototransistors are semiconductor devices that convert light energy into electrical signals. They consist of a semiconductor junction and a transparent window that allows light to enter and interact with the semiconductor material. Phototransistors amplify the current generated by incident light, making them suitable for applications requiring high sensitivity to light levels, such as optical encoders, ambient light sensing, and infrared remote control systems.