R4177-01

PHOTOMULTIPLIER TUBE R4177-01 Ruggedized, High Temperature (175°C) PMT for Oil Well Logging 13mm (1/2 Inch) Diameter, 10-Stage, Head-On Type GENERAL Parameter Spectral Response Wavelength of Maximum Response Material Photocathode Minimum Effective Area Window Material Structure Dynode Number of Stages Suitable Socket Description/Value 300 to 650 375 High temp. bialkali 10 Borosilicate glass Linear focused 10 E678-13A (supplied) Unit nm nm — mm dia. — — — — MAXIMUM RATINGS (Absolute Maximum Values) Supply Voltage Average Anode Current Ambient Temperature Parameter Between Anode and Cathode Between Anode and Last Dynode Value 1800 250 0.02 -80 to +175 Unit Vdc Vdc mA °C CHARACTERISTICS (at 25°C) Cathode Sensitivity Parameter Luminous (2856K) Blue (CS 5-58 filter) Luminous (2856K) Min. 20 — 10 — — — — Typ. 40 6 20 5 × 105 0.5 * 2 20 Max. — — — — 10 — — Unit µA/lm µA/lm-b A/lm — nA ns ns Anode Sensitivity Gain Anode Dark Current (after 30min. storage in darkness) Anode Pulse Rise Time Time Response Electron Transit Time * 1000nA at 175°C VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Ratio 1 1 1 1 1 1 1 1 1 1 1 Supply Voltage: 1500Vdc, K: Cathode, Dy: Dynode, P: Anode P ENVIRONMENTAL TESTING Shock .................................................................................................. 100g's, 11 ± 1ms, 3 impact shocks per direction (6 directions) Vibration ...........................................................