High UV resistance, photodiodes for UV monitor The S12698 series are Si photodiodes that have achieved high reliability for monitoring ultraviolet light. They exhibit low sensitivity deterioration under UV light irradiation and are suitable for applications such as monitoring intense UV light sources. With UV glass window (hermetically sealed) Power monitor for UV light sources High sensitivity in UV region Analytical instrument High reliability for monitoring UV light irradiation Optical measurement equipment No resin that causes outgassing Structure / Absolute maximum ratings Type no. S12698 S12698-01 S12698-04 S12698-02 Window material Photosensitive area size (mm) 1.1 × 1.1 2.4 × 2.4 3.6 × 3.6 5.8 × 5.8 Absolute maximum ratings Storage Operating temperature* temperature* Tstg Topr (°C) (°C) -40 to +100 When there is a temperature difference between a product and the surrounding area in high humidity environments, dew condensation may occur on the product surface. Dew condensation may cause deterioration in characteristics and reliability. Note: xceeding the absolute maximum ratings even momentarily may cause a drop in product quality. Always be sure to use the E product within the absolute maximum ratings. Electrical and optical characteristics (Typ. Ta=25 °C, unless otherwise noted) Peak Spectral response sensitivity Photosensitivity S range wavelength λ=λp λ λp (nm) Short circuit Dark Rise time Terminal Noise Temp. Shunt current current capacitance tr coefficient resistance equivalent Isc ID VR=0 V Ct power of ID Rsh 100 lx RL=1 kΩ VR=0 V VR=10 mV NEP min. TCID max. λ=655 nm f=10 kHz Min. Typ. (W/Hz1/2) (GΩ) (pA) (µs) (pF) (µA) (µA) (times/°C) 0.6 0.8 10 0.1 25 1 1 × 10-14 1.7 2.5 30 0.5 230 0.3 2 × 10-14 1.12 4.3 6.5 50 0.6 240 0.2 2.5 × 10-14 12 18 100 1.5 700 0.1 3.5 × 10-14

Spectral response Changes in spectral response after irradiated with UV light (Typ. Ta=25 °C) (Typ. Ta=25 °C, D2 lamp: 30 W, irradiation distance: approx. 70 mm, irradiation time: 1000 h) otosensitivity temperature characteristic Photosensitivity temperature characteristics Directivity (Typ. Ta=25 °C, light source: tungsten lamp)

Dark current vs. reverse voltage (Typ. Ta=25 °C) Terminal capacitance Dark current Terminal capacitance vs. reverse voltage Dimensional outlines (unit: mm) Dimensional outlines (unit: mm) Dimensional outlines (unit: mm) UV glass Photosensitive surface Photosensitive surface Tolerance unless otherwise noted: ±0.2 Distance from photosensitive area center to cap center -0.5≤X≤+0.5 -0.5≤Y≤+0.5 The UV glass window may extend a maximum of 0.2 mm beyond the upper surface of the cap. KSPDA0209EA Tolerance unless otherwise noted: ±0.2 Distance from photosensitive area center to cap center -0.5≤X≤+0.5...

Dimensional outlines (unit: mm) Dimensional outlines (unit: mm) UV glass Photosensitive surface Photosensitive surface Tolerance unless otherwise noted: ±0.2 Distance from photosensitive area center to cap center -0.8≤X≤+0.2 -0.5≤Y≤+0.5 The UV glass window may extend a maximum of 0.2 mm beyond the upper surface of the cap. KSPDA0221EA Index mark Tolerance unless otherwise noted: ±0.2 Distance from photosensitive area center to cap center -0.485≤X≤+0.315 -0.4≤Y≤+0.4 The UV glass window may extend a maximum of 0.2 mm beyond the upper surface of the cap. KSPDA0211EB Precautions against UV light...

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