Micro-PMT assembly

H12400-20-01

Micro PMT assembly is a high sensitivity photosensor that combines a micro PMT with a voltage divider circuit. This assembly can be installed in extremely narrow spaces due to their small size.

Response

SPECTRAL RESPONSE

GAIN

Specifications

  Description / Value Unit
Spectral response 300 nm to 920 nm nm
Peak sensitivity wavelength 630 nm
Photocathode Material Extended red multialkali -
Effective area 3(X) × 1(Y) mm
Window material Borosilicate glass -
Dynode number of stages 12 -
Maximum
ratings
Supply voltage Between anode
and
cathode
-1150 V
Divider current 126 µA
Average output signal current 5 µA
Cathode Luminous sensitivity Min. 300 μA/lm
Typ. 400 μA/lm
Red / White ratio Typ. 0.45 -
Radiant sensitivity(*1) Typ. 60 mA/W
Anode(*2) Luminous sensitivity Min. 30 A/lm
Typ. 100 A/lm
Radiant sensitivity(*1) Typ. 1.5 × 104 A/W
Dark current(*3) Typ. 0.6 nA
Max. 6 nA
Time response Rise time Typ. 1.2 ns
Transit time Typ. 8.0 ns
T.T.S. (*4) Typ. 1.3 ns
Gain(*2) Typ. 2.5 × 105 -
Operating ambient temperature(*5) +5 to +50
Storage temperature(*5) -20 to +50
Weight 11 g

Notes
*1 Measured at the peak sensitivity wavelength
*2 Supply Voltage: -900 V
*3 After 30 minutes storage in darkness
*4 T.T.S.=Transit Time Spread (FWHM)
*5 No condensation

Dimensional outline (Unit mm)

Contact us for more information.

  • Literature
  • Price
  • Delivery
  • Custom order
  • Support
  • Other

Contact us