general parameter description/value unit spectral response wavelength of maximum response photocathode window material dynode base suitable socket nm nm mm dia. 300 to 650 420 bialkali 4 borosilicate glass linear focused 10 12-pin glass base e678-12l (supplied) material minimum effective area structure number of stages photomultiplier tube R2295 maximum ratings (absolute maximum values) information furnished by hamamatsu is b elieved 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. 1999 hamamatsu photonics k.k. subject to local technical requirements and regulations, availability of products included in this promotional material may vary. please consult with our sales office. for photon counting applications 19 mm (3/4 inch) diameter, bialkali photocathode borosilicate glass window, 10-stage, head-on type characteristics (at 25 c) parameter min. unit parameter value unit supply voltage average anode current ambient temperature 1250 250 0.1 -80 to +50 vdc vdc ma c between anode and cathode between anode and last dynode cathode sensitivity anode sensitivity gain anode dark current (after 30min. storage in darkness) anode dark counts time response luminous (2856k) radiant at 420nm blue (cs-5-58 filter) luminous (2856k) radiant at 420nm anode pulse rise time electron transit time 50 70 72 9.0 350 3.6 10 5 5.0 10 6 0.5 5 1.7 24 a/lm ma/w a/lm-b a/lm a/w na cps ns ns 5 15 typ. max. supply voltage: 1000vdc, k: cathode, dy: dynode, p: anode voltage distribution ratio and supply voltage electrodes ratio k dy1 2 dy2 1 dy3 1 dy4 1 dy5 1 dy6 1 dy7 11 dy8 dy9 dy10 p 111
photomultiplier tube R2295 figure 1: typical spectral response tpmh1023e03 feb. 1999 tpmhb0035ea figure 2: typical single photoelectron pulse height distribution tpmhb0057ea figure 3: dimensional outline and basing diagram (unit: mm) tpmha0027ea tacca0047ea socket (e678-12l) bottom vlew hamamatsu photonics k.k., electron tube center 314-5, shimokanzo, toyooka-village, iwata-gun, shizuoka-ken, 438-0193, japan, telephone: (81)539/62-5248, fax: (81)539/62-2205 u.s.a.: hamamatsu corporation: 360 foothill road, p. o. box 6910, bridgewater. n.j. 08807-0910, u.s.a., telephone: (1)908-231-0960, fa x: (1)908-231-1218 germany: hamamatsu photonics deutschland gmbh: arzbergerstr. 10, d-82211 herrsching am ammersee, germany, telephone: (49)8152-375-0, f ax: (49)8152-2658 france: hamamatsu photonics france s.a.r.l.: 8, rue du saule trapu, parc du moulin de massy, 91882 massy cedex, france, telephone: (33 )1 69 53 71 00, fax: (33)1 69 53 71 10 united kingdom: hamamatsu photonics uk limited: lough point, 2 gladbeck way, windmill hill, enfield, middlesex en2 7ja, united kingdom, teleph one: (44)181-367-3560, fax: (44)181-367-6384 north europe: hamamatsu photonics norden ab: smidesv?gen 12, se-171-41 solna, sweden, telephone: (46)8-509-031-00, fax: (46)8-509-031-01 italy: hamamatsu photonics italia: s.r.l.: strada della moia, 1/e, 20020 arese, (milano), italy, telephone: (39)02-935 81 733, fax: (39)02-935 81 741 200 800 600 400 0.01 0.1 1 10 100 cathode radiant sensitivity (ma / w) quantum efficiency (%) wavelength (nm) cathode radiant sensitivity quantum efficiency signal+dark : 400nm : 850vdc : 70ch : 5000cps : 5cps : +25 c wavelength of incident light supply voltage lower level discri. signal+dark counts dark counts ambient temperature 0 0.2 0.4 0.6 0.8 1.0 0 200 400 600 800 1000 channel number (ch) counts per channel full scale (signal+dark) : 1 10 4 full scale (dark) : 1 10 3 dark 19 1 4min. faceplate masked photocathode 80 2 dy8 7 8 dy6 6 dy10 9 dy4 10 dy2 11 k 12 dy1 5 p 4 dy9 3 dy7 2 dy5 1 dy3 short pin 13max. 12pin base ha coating 35 9 3.7 (23.6) 28.6 13 6.7 360 13 9.5 3.3 10.5 (8) 18 2 7 18 13 2 2-r4 2- 3.2
|
