HIGH VOLTAGE POWER SUPPLY UNIT C4900
SERIES
Figure 1: Output Voltage Controlling
BY EXTERNAL VOLTAGE
BY EXTERNAL POTENTIOMETER
PIN ASSIGNMENT
q
+15 V or +12 V IN
w
GND 1 (Input/Output GND)
e
GND 2 (Controlling Voltage GND)
r
HV ADJ (Controlling Voltage Input)
t
Vref OUT (Reference Voltage Output
: 5.13V Typ.)
y
HV OUT
The housing is internally connected
to pin
w.
MIN
MAX
q
w e
r
t
NO
CONNECTION
(IC)
y
q
w e
r
t
y
+15 V or +12V
0 V to +5 V*
+15 V or +12 V
50 kΩ
Pins
w
and
e
are internally
connected.
LOAD
LOAD
TACCC0049ED
* The instability in the external controlling voltage should be
minimized as it directly affects the output voltage quality.
Figure 2: Output Voltage Controlling Characteristic
(C4900, -01)
TACCB0043EA
Figure 3: Example of Ripple/Noise Reduction Circuit
(C4900-50, -51)
+1500
-1500
-1250
+1250
+15 V or +12 V
q
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
C4900
SERIES
w
y
HV OUT
-1000
+1000
+
47
µF
(25 V)
0.2
µF
(2 kV)
OUTPUT GND
-750
+750
INPUT GND
-500
+500
-250
+250
*The ripple/noise can be halved by adding
capacitors as illustrated above.
TACCC0099EB
0
0
1
2
3
4
5 5.3
6
0
CONTROLLING VOLTAGE (V)
Figure 4: Dimensional Outline (Unit: mm)
46
12
Drilling Data for PC Board
(Soldering Face)
3.81
15.88
15.88
4- 2
24
q w ert
5 MIN.
y
29
1.5
2.5
0.3
MOUNTING TABS
3.81
15.88
15.88
(
The mounting tabs can be
bent to the right angle only once
The mounting tabs are solderable.
)
2.54
10.16
9.53
8.25
6- 0.8
0.5
×
0.25
TACCA0159EB
2.54
10.16
9.53
8.25
TACCA0157EB
(BOTTOM VIEW)
*
PATENT: USA No.5548502, 5568343
JAPAN: No.2758552, 2784136
EUROPE: No.641066, 649222
HOMEPAGE URL http://www.hamamatsu.com
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, Fax: (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, Fax: (49)8152-2658 E-mail: info@hamamatsu.de
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 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, Telephone: 44-(0)1707-294888, Fax: 44(0)1707-325777 E-mail: info@hamamatsu.co.uk
North Europe:
Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171-41 SOLNA, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01 E-mail: info@hamamatsu.se
TACC1013E02
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
MAY. 2001 IP
Printed in Japan (500)
11.7
HAMAMATSU [ HAMAMATSU CORPORATION ]
