R2228 Overview
/Value 300 to 900 600 Extended red multialkali 25 Borosilicate glass Box and grid 11 3.0 3.5 14 pin glass base E678 14C(supplied) Unit nm nm mm dia. pF pF MAXIMUM RATINGS ( Values) Supply Voltage Avarage Anode Current Ambient Temperature Parameter Between Anode and Cathode Between Anode and Last Dynode Value 1500 250 0.1 80 to +50 Unit Vdc Vdc mA CHARACTERISTlCS (at 25 ) Min. Unit A/lm mA/W A/lm A/W 30 nA ns ns Typ.