H12403 series is the most widespread standard type and has a built-in high-voltage power supply. The H12403-20 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. Average output signal current||5 μA|
|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.||30 A/lm|
|[Anode] Luminous sensitivity Typ.||100 A/lm|
|[Anode] Radiant sensitivity Typ.||1.5 x 104|
|Gain Typ.||2.5 x 105|
|Anode dark current Typ.||0.6 nA|
|Anode dark current Max.||6 nA|
|[Time response] Rise time||1.2 ns|
|Ripple noise (peak to peak)||0.3 mV|
|Settling time||10 s|
|Red||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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