for photon counting 5 mm 8 mm bialkali photocathode 51 mm (2 lnch) diameter, head-on type characteristics (at 25 c) information furnished by hamamatsu 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. ?010 hamamatsu photoni cs k.k. subject to local technical requirements and regulations, availability of products included in this promotional material may var y. please consult with our sales office. general maximum ratings (absolute maximum values) photomultiplier tubes r464, r585 parameter min. unit cathode sensitivity anode sensitivity gain anode dark counts (after 30 min storage in darkness) time response luminous (2856 k) radiant at 420 nm luminous (2856 k) radiant at 420 nm anode pulse rise time electron transit time 30 100 50 50 300 3.0 10 5 6.0 10 6 5 13 70 a/lm ma/w a/lm a/w s -1 ns ns 15 typ. max. parameter unit spectral response wavelength of maximum response photocathode window material dynode operating ambient temperature storage temperature base suitable socket r464 r585 materiai minimum effective area r464 r585 structure number of stages 300 to 650 160 to 650 420 bialkali 5 8 borosilicate glass synthetic silica glass box and grid 12 -30 to +50 -80 to +50 21-pin glass base e678-21c (supplied) nm nm nm mm c c description / value parameter unit supply voltage average anode current between anode and cathode 1500 0.01 v ma value supply voltage: 1000 vdc, k: cathode, dy: dynode, g: grid, p: anode note: anode characteristics are measured with the voltage distribution ratio shown below. voltage distribution ratio and supply voltage electrode ratio kg 4 dy2 dy1 0 dy3 2.5 dy4 1.5 dy5 1 dy6 1 dy7 11 dy8 dy9 dy10 1111 dy11 dy12 p 11
tpmh1140e03 dec. 2010 ip figure 1: typical spectral response tpmhb0347ea figure 2: typical gain tpmhb0348ea figure 4: dimensional outline and basing diagram (unit: mm) tpmha0216ec tacca0066ec socket e678-21c (supplied) 200 800 400 600 0.01 100 0.1 1 10 wavelength (nm) cathode radiant sensitivity (ma/w) quantum efficiency (%) cathode radiant sensitivity r464 r585 quantum efficiency figure 3: typical single pulse height distribution of dark current tpmhb0349ea 500 600 700 800 1000 1500 10 4 10 5 10 6 10 7 10 8 10 9 supply voltage (v) current amplification tube type: r464, r585 bottom view (basing diagram) 1 2 3 4 5 6 7 9 8 11 12 13 14 15 16 17 18 19 20 21 dy1 dy3 dy5 dy2 p dy9 dy11 dy12 ic ic ic dy10 dy8 dy6 dy4 dy7 g ic ic ic k 10 faceplate 13 max. 126 2 52.0 1.5 5 8 photo- cathode ha treatment 21 pin base 5 4 13 6.5 r5 56.8 19 51 photomultiplier tubes r464, r585 hamamatsu photonics k.k. hamamatsu photonics k.k., electron tube division 314-5, shimokanzo, iwata city, shizuoka pref., 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 e-mail: usa@hamamatsu.com germany: hamamatsu photonics deutschland gmbh: arzbergerstr. 10, d-82211 herrsching am ammersee, germany, telephone: (49)8152-375-0, f ax: (49)8152-2658 e-mail: info@hamamatsu.de france: hamamatsu photonics france s.a.r.l.: 19, rue du saule trapu, parc du moulin de massy, 91882 massy cedex, france, telephone: (3 3)1 69 53 71 00, fax: (33)1 69 53 71 10 e-mail: infos@hamamatsu.fr united kingdom: hamamatsu photonics uk limited: 2 howard court, 10 tewin road welwyn garden city hertfordshire al7 1bw, united kingdom, teleph one: 44-(0)1707-294888, fax: 44(0)1707-325777 e-mail: info@hamamatsu.co.uk 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 e-mail: info@hamamatsu.se 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 e-mail: info@hamamatsu.it www.hamamatsu.com 0 1024 512 768 256 1.0 0.8 0.6 0.4 0.2 0 count per channel full scale (photon+dark) : 1 10 4 full scale (dark) : 1 10 2 channel number (ch) discrimination level dark signal+dark wavelength of incident light supply voltage lower level discri photon+dark counts dark counts ambient temperature : 400 nm : 790 v : 74 ch : 5000 s -1 : 5 s -1 : 25 c
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