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R212

Hamamatsu Corporation
Part Number R212
Manufacturer Hamamatsu Corporation
Description PHOTOMULTIPLIER TUBE
Published Apr 16, 2005
Detailed Description PHOTOMULTIPLIER TUBE R212 FEATURES 28mm (1-1/8 Inch) Diameter Side-on 185 to 650nm Spectral Response High Gain and Low...
Datasheet PDF File R212 PDF File

R212
R212

Overview
PHOTOMULTIPLIER TUBE R212 FEATURES 28mm (1-1/8 Inch) Diameter Side-on 185 to 650nm Spectral Response High Gain and Low Dark Current Variant of 1P28 GENERAL Parameter Description/value Spectral Response 185 to 650 Wavelength of Maximum Response 340 PhotoSb-Cs Material 8 × 24 cathode Minimum Useful Size UV glass Window Material Circular-cage Structure Dynode 9 Number of Stages Direct 4 Anode to Last Dynode Interelectrode 6 Capacitances Anode to All Other Electrodes JEDEC No.
B11-88 Base E678-11A Suitable Socket Unit nm nm — mm — — — pF pF — — Figure 1: Typical Spectral Response 100 CATHODE RADIANT SENSITIVITY CATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) 10 QUANTUM EFFICIENCY 1 0.
1 0.
01 200 400 600 800 WAVELENGTH (nm) Subject to local technical requirements and regulations, availability of products included in this promotional material may vary.
Please consult with our sales office.
Information furnished by HAMAMATS U is believed to be reliable.
However, no responsibility is assumed for possible inaccuracies or omissions.
Specifications are subject to change without notice.
No patent rights are granted to any of the circuits described herein.
© 1998 Hamamatsu Photonics K.
K.
PHOTOMULTIPLIER TUBE R212 MAXIMUM RATINGS (Absolute Maximum Values) Parameter Between Anode and Cathode Supply Between Anode Voltage and Last Dynode Average Anode Current Ambient Temperature Value 1250 250 0.
1 -80 to +50 Unit Vdc Vdc 107 108 Figure 2: Typical Gain Characteristics TPMSB0144EA mA °C 106 CHARACTERISTICS (at 25°C) Parameter Min.
Typ.
Max.
Unit — 300 A/lm Luminous (2856K) 50 Anode — 3.
6 × 105 A/W at 340nm — Radiant Sensitivity — A/W 3.
0 × 105 at 254nm — — µA/lm 40 Luminous (2856K) 25 — mA/W 48 at 340nm — Cathode Radiant — mA/W 40 at 254nm — Sensitivity % Quantum Efficiency — 20 at 270nm — — — 7.
5 × 106 — Gain 10 nA 1 Anode Dark Current (after 30minutes) — — ns 2.
2 Anode Pulse Rise Time — Time — ns 22 Electron Transit Time Response — GAIN 105 104 103 102...


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