13mm dia., Head-on type, Bialkali photocathode (Effective area : 10 mm dia./Spectral response : 300 to 650 nm)
R12421 with HA Treatment (R12421-00-01)
R12421 with HA Treatment and Magnetic Shield (R12421-00-03, R12421P)
|Tube Size||Dia.13 mm|
|Photocathode Area Shape||Round|
|Photocathode Area Size||Dia.10 mm|
|Wavelength (Short)||300 nm|
|Wavelength (Long)||650 nm|
|Wavelength (Peak)||420 nm|
|Spectral Response Curve Code||400K|
|Window Material||Borosilicate glass|
|[Max. Rating] Anode to Cathode Voltage||1250 V|
|[Max. Rating] Average Anode Current||0.1 mA|
|Anode to Cathode Supply Voltage||1000 V|
|[Cathode] Luminous Sensitivity Min.||80 μA/lm|
|[Cathode] Luminous Sensitivity Typ.||110 μA/lm|
|[Cathode] Blue Sensitivity Index (CS 5-58) Typ.||10|
|[Cathode] Radiant Sensitivity Typ.||80 mA/W|
|[Anode] Luminous Sensitivity Min.||100 A/lm|
|[Anode] Luminous Sensitivity Typ.||220 A/lm|
|[Anode] Gain Typ.||2.0 x 106|
|[Anode] Dark Current (after 30min.) Typ.||0.5 nA|
|[Anode] Dark Current (after 30min.) Max.||2 nA|
|[Time Response] Rise Time Typ.||1.2 ns|
|[Time Response] Transit Time Typ.||14 ns|
|[Time Response] Transit Time Spread Typ.||1.4 ns|
|[Anode] Pulse Linearity (2% deviation)||3 mA|
|[Anode] Pulse Linearity (5% deviation)||12 mA|
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