FPT550A is Hermetic TO-18 Silicon Phototransistors manufactured by Fairchild .
| Part Number | Description |
|---|---|
| FPT550 | Hermetic TO-18 Silicon Phototransistors |
| FPT510A | Hermetic TO-18 Silicon Phototransistors |
| FPT530 | Hermetic TO-18 Silicon Phototransistors |
| FPT530A | Hermetic TO-18 Silicon Phototransistors |
| FPT560 | Very High-Sensitivity Photo-Darlingtons |
FPT51 0 I FPT530 I FPT550 are nitride-passivated npn Planar silicon phototransistors. These devices are packaged in a TO-18 style, hermetically sealed package with lens cap. For most applications two pins are used (collector and emitter pins).
