Photodiode (BPW34)
BPW34 PIN photodiode · about 50 µA at 1000 lux · use reverse-biased into a resistor or an op-amp (transimpedance) · 300 lux

Try it on the benchThe lab drops it on an empty bench and opens its datasheet card.
Typical part: BPW34 PIN photodiode
Pins
- Anode
- Cathode
Ratings and limits
| Sensitivity | ≈ 50 nA per lux (white light) |
|---|---|
| Dark current | 2 nA |
| Response | 100 ns |
How to use it
Reverse-biased into a resistor (or a transimpedance amplifier) for a voltage proportional to light. Fast enough for light-based data.