low ripple / noise very compact and lightweight high stability low power consumption quick response ample protective functions compact high voltage power supply c4900 series 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. ?012 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. specifications features the c4900 series is an on-board type high voltage power supply, with a design that aims at providing both "compactness and high performance". the newly developed circuit achieves high performance and low power consumption. the c4900 series in addition provides enhanced protective functions yet is offered at lower costs. the c4900 and -01 are designed for negative output, while the c4900-50 and -51 have positive output. input voltage range input current a variable output voltage range specification guaranteed output voltage range output current line regulation against 1 v or 0.5 v input change ab load regulation against 0 % to 100 % load change a ripple / noise (p-p) ab output voltage control controlling voltage input impedance reference voltage output output voltage setting (absolute value) output voltage rise time (0 % ? 99 %) ab temperature coefficient ab operating ambient temperature ab operating ambient humidity c storage temperature storage humidity c weight protective functions with no load with full load typ. typ. max. typ. typ. typ. typ. typ. typ. typ. typ. parameter c4900 c4900-01 c4900-50 c4900-51 unit +15 1 14 90 0.6 +12 0.5 15 95 0.5 +15 1 14 90 0.6 0 to -1250 -200 to -1250 below 80 % 0.01 0.01 0.003 by external controlling voltage (0 v to +5 v) or external potentiometer (50 k ? 2.5 k ? ) 80 +5.13 (with 50 k ? external potentiometer) [(controlling voltage 250) 0.5 %] 3 50 0.01 0 to +50 -20 to +70 below 80 % 31 0 to +1250 +200 to +1250 below 80 % d +12 0.5 15 95 0.5 v ma v v ma % % % k ? v v ms % / c c c g note: a at maximum output voltage. b at maximum output current. c no condensation. d at 0 c to +40 c. please contact our sales office if the operating ambient temperature is expected to be higher than +40 c. units protected against reversed power input, reversed / excessive controlling voltage input, continuous overloading / short circuit in output
tacc1013e05 jun. 2012 ip compact high voltage power supply c4900 series figure 2: output voltage controlling characteristic figure 3: example of ripple / noise reduction circuit figure 4: dimensional outline (unit: mm) drilling data for pc board (soldering face) * patent: usa no.5548502, 5568343 japan: no.2758552, 2784136 europe: no.641066, 649222 taccc0049ed taccb0043ea taccc0099eb tacca0157ec tacca0159eb load 0 v to +5 v* qwe r t y +15 v or +12v no connection (ic) * the instability in the external controlling voltage should be minimised as it directly affects the output voltage quality. load max min 50 k ? qwe r t y +15 v or +12 v +15 v or +12 v input gnd q w y hv out output gnd 0.2 f (2 kv) * the ripple / noise can be halved by adding capacitors as illustrated above. c4900 series 47 f (25 v) + 3.81 15.88 15.88 9.53 8.25 10.16 2.54 11.7 4- 2 6- 0.8 controlling voltage (v) output voltage (v) 5 0 1 +1500 0 +250 +500 +750 +1000 +1250 234 6 5.3 -1500 0 -250 -500 -750 -1000 -1250 output voltage (v) (c4900, -01) (c4900-50, -51) figure 1: connection diagrams output voltage control by external potentiometer output voltage control by external voltage 17.78 10.16 2.54 0.5 0.25 (bottom view) 5 min. q wert 3.81 15.88 15.88 1.5 2.5 24 0.5 y 29 0.5 0.3 mounting tabs 46 12 ? the mounting tabs can be bent to the right angle only once ? the mounting tabs are solderable. ) ( 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 china: hamamatsu photonics (china) co., ltd.: 1201 tower b, jiaming center, no.27 dongsanhuan beilu, chaoyang district, beijing 10002 0, china, telephone: (86)10-6586-6006, fax: (86)10-6586-2866 e-mail: hpc@hamamatsu.com.cn www.hamamatsu.com q w e r t y pin assignment +15 v or +12 v in gnd 1 (input/output gnd) gnd 2 (controlling voltage gnd) hv adj (controlling voltage input) vref out (reference voltage output: 5.13v typ.) hv out the housing is internally connected to pin w . pins w and e are internally connected.
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