One-dimensional PSD


12 mm resistance length PSD for precision distance measurement

Hamamatsu provides various types of one-dimensional PSD (Position Sensitive Detector) designed for precision distance measurement such as displacement meters. S3932 has an active area of 1 × 12 mm respectively, and is mounted on a compact ceramic package with a transparent resin window.

-Superior position detection ability
-High reliability
-Easy to use 4-pin small ceramic package

Photosensitive area 1 x 12 mm
Package Ceramic
Peak sensitivity wavelength (typ.) 920 nm
Photosensitivity (typ.) 0.55 A/W
Spectral response range 320 to 1100
Dark current (max.) 20 nA
Rise time (typ.) 3 μs
Terminal capacitance (typ.) 80 pF
Interelectrode resistance (typ.) 50 kΩ
Measurement condition Typ. Ta=25 ℃, unless otherwise noted

Spectral response

Dimensional outline (unit: mm)

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