S3994-01Si PIN photodiode


Datasheet [297 KB/PDF]

Si PIN photodiode for optical power meters


The S3994-01 is a Si PIN photodiode designed for optical power meters. The flat glass used as the light input window is less susceptible to scratches than resin windows, allowing easy handling.


-Thin package (1.4 mm max.)
-High sensitivity: 0.25 A/W typ. (λ=400 nm)
-Large photosensitive area: 10 × 10 mm


Photosensitive area 10 × 10 mm
Number of elements 1
Package Ceramic
Reverse voltage (max.) 50 V
Spectral response range 320 to 1100 nm
Peak sensitivity wavelength (typ.) 960 nm
Photosensitivity (typ.) 0.65 A/W
Dark current (max.) 10000 pA
Cutoff frequency (typ.) 20 MHz
Terminal capacitance (typ.) 40 pF
Measurement condition Ta=25 ℃, Typ., unless otherwise noted,
Photosensitivity: λ=λp, Dark current: VR==30 V, Cutoff frequency: VR=30 V, Terminal capacitance: VR=30 V, f=1 MHz

Go to top

Spectral response


Go to top

Dimensional outline (unit: mm)


Go to top

Go to top


The save-to-list function can only work if JavaScript is turned on.

The recently viewed function can only work if JavaScript is turned on.