S5971Si PIN photodiode


Datasheet [239 KB/PDF]

High-speed response (100 MHz)


The S5971 is a high-speed Si PIN photodiode designed for visible to near infrared light detection. This photodiode provides wideband characteristics at a low bias, making them suitable for optical communications and other high-speed photometry.


-High-speed response: 100 MHz (VR=10 V)
-Low price
-High reliability


Photosensitive area φ1.2 mm
Number of elements 1
Package Metal
Package category TO-18
Reverse voltage (max.) 20 V
Spectral response range 320 to 1060 nm
Peak sensitivity wavelength (typ.) 900 nm
Photosensitivity (typ.) 0.55 A/W
Dark current (max.) 1000 pA
Cutoff frequency (typ.) 100 MHz
Terminal capacitance (typ.) 3 pF
Measurement condition Typ. Ta=25 ℃, unless otherwise noted,
Photosensitivity: λ=780 nm, Dark current: VR=10 V, Cutoff frequency: VR=10 V, Terminal capacitance: VR=10 V, f=1 MHz

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Spectral response


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Dimensional outline (unit: mm)


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