H12405 series is the most widespread standard type and has a built-in high-voltage power supply. The H12405-20 is extended red multialkali photocathode micro PMT module with spectral response range from 300 nm to 920 nm.
|Spectral response||300 nm to 920 nm|
|Peak sensitivity wavelength||630 nm|
|Photocathode material||Extended red multialkali|
|Window material||Borosilicate glass|
|Effective area||1 mm x 3 mm|
|Input voltage||±4.5 V to ±5.5 V|
|Max. Input voltage||±5.5 V|
|Max. Input current||+23.5 mA / -3.5 mA|
|Max. Average output signal voltage||+4 V|
|Max. Control voltage||+1.15 V|
|Recommended control voltage adjustment range||+0.5 V to +1.1 V|
|Control voltage input impedance||1 MΩ|
|[Cathode] Luminous sensitivity Min.||300 μA/lm|
|[Cathode] Luminous sensitivity Typ.||400 μA/lm|
|[Cathode] Radiant sensitivity Typ.||60 mA/W|
|[Cathode] Red/White ratio Typ.||0.45|
|[Anode] Luminous sensitivity Min.||3.0 x 107 V/lm|
|[Anode] Luminous sensitivity Typ.||1.0 x 108 V/lm|
|[Anode] Radiant sensitivity Typ.||15 V/nW|
|Voltage output depending on PMT dark current Typ.||0.6 mV|
|Voltage output depending on PMT dark current Max.||6 mV|
|PMT gain||2.0 x 106|
|Frequency bandwidth||DC to 20 kHz|
|Current-to-voltage conversion factor||1 V / μA|
|Output offset voltage||±1 mV|
|Ripple noise (peak to peak)||1.5 mV|
|Settling time||10 s|
|Red||Low voltage input (+5 V)|
|Green||Low voltage input (-5 V)|
|Blue||Vref output (+1.2 V)|
|White||Vcont input (+0.5 V to +1.1 V)|
|RG-174/U||-||Signal output / Signal GND (Coaxial)|
Details of input window
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