Si PIN photodiode
The S4349 is a quadrant Si PIN photodiode having sensitivity in the UV to near IR spectral range. A quadrant element format allows position sensing such as for laser beam axis alignment.
|Number of elements||4-segment|
|Spectral response range||190 to 1000 nm|
|Peak sensitivity wavelength (typ.)||720 nm|
|Photosensitivity (typ.)||0.45 A/W|
|Dark current (max.)||200 pA|
|Cutoff frequency (typ.)||20 MHz|
|Terminal capacitance (typ.)||25 pF|
|Measurement condition||Typ. Ta=25 ℃, unless otherwise noted,
per one element (except for photosensitive area), Photosensitivity: λ=λp, Dark current: VR=5 V, Cutoff frequency: VR=5 V, Terminal capacitance: VR=5 V, f=1 MHz
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