Photomultiplier tube module

H14950-01

The H14950 series are compact photomultiplier tube modules containing a metal package PMT and a high-voltage power supply circuit. Despite the size nearly equal to photodiodes, this module delivers high gain, wide dynamic range, and high-speed response.

Photocathode Area Shape Round
Photocathode Area Size Dia.8 mm
Wavelength (Short) 300 nm
Wavelength (Long) 870 nm
Wavelength (Peak) 400 nm
Dimension (W x H x D) 22.0 mm x 22.0 mm x 25.0 mm
Input Voltage +11.5 V to +15.5 V
Max. Input Voltage 18 V
Max. Input Current 12 mA
Max. Output Signal Current 100 μA
Max. Control Voltage +1.0 V (Input impedance 30 kΩ)
Recommended Control Voltage Adjustment Range +0.5 V to +1.0 V (Input impedance 30 kΩ)
[Cathode] Luminous Sensitivity Min. 100 μA/lm
[Cathode] Luminous Sensitivity Typ. 200 μA/lm
[Cathode] Red/White Ratio Typ. 0.25
[Cathode] Radiant Sensitivity Typ. 77 mA/W
[Anode] Luminous Sensitivity Min 40 A/lm
[Anode] Luminous Sensitivity Typ. 200 A/lm
[Anode] Radiant Sensitivity Typ. 0.8 x 105 A/W
[Anode] Dark Current (after 30min.) Typ. 1 nA
[Anode] Dark Current (after 30min.) Max. 10 nA
[Time Response] Rise Time Typ. 0.6 ns
Ripple Noise (peak to peak) Max. 0.6 mV
Settling Time Max. 0.2 s
Operating Ambient Temperature +5 ℃ to +50 ℃
Storage Temperature -20 ℃ to +50 ℃
Weight 32 g

Dimensional outline (Unit: mm)

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