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Micro-PMT module
H12403-20
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.
Specifications
| 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 |
Dimensional outline (Unit mm)
Signal input/output
| Cable | Color | Signal type |
|---|---|---|
| UL1430 AWG26 | Black | GND |
| 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
Cross section
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