HIGH VOLTAGE
POWER SUPPLY
C11784 SERIES
The C11784 series is a compact PC-board mountable
high voltage power supply module, especially designed
for photomultiplier tubes. The design of high current out-
put can offer to drive multiple photomultiplier tubes.
FEATURES
GCompact and Light Weight
GHigh Reliability
GHigh Conversion Efficiency
GHigh Voltage and Current Monitor Output
SPECIFICATIONS
Parameter
C11784-12
C11784-52
Unit
Input Voltage
+24 1.2
55
V
with no load Typ.
with full load Typ.
Input Current A
mA
530
Variable Output Voltage Range
Specification Guaranteed Output Voltage Range
0 to -2000
-320 to -2000
0 to +2000
+320 to +2000
V
V
Output Current
Max.
Typ.
5
0.01
mA
%
AB
Line Regulation Against 1.2 V Input Change
Load Regulation Against 0 % to 100 %
Load Change A
Ripple / Noise (p-p) AB
Output Voltage Control
Typ.
Typ.
0.01
%
50
mV
—
kΩ
V
By external controlling voltage (0 V to +5 V) or external potentiometer (50 kΩ)
Controlling Voltage Input Impedance
Reference Voltage Output
Typ.
Typ.
640
+5.3
Output Voltage Setting (Absolute Value) Typ.
Controlling voltage × 400
V
Output Voltage Rise Time (0 % / 99 %) AB Typ.
150
0.005
ms
%/°C
V
Temperature Coefficient AB
High Voltage Monitor Output
Current Monitor Output
ON / OFF Input
Typ.
0 to +5 (Output impedance 10 kΩ)
0 to +5 (Output impedance 10 kΩ)
V
TTL positive logic
—
kΩ
°C
%
°C
%
ON / OFF Input Impedance
Operating Ambient Temperature AB
Operating Ambient Humidity C
Storage Temperature
30
0 to +50
Below 85
-20 to +60
Below 85
100
Storage Humidity C
Weight
Typ.
g
Units protected against reversed power input, reversed / excessive controlling
voltage input, continuous overloading / short circuit in output
Protective Functions
—
AAt maximum output voltage. BAt maximum output current. CNo condensation
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 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. ©2014 Hamamatsu Photonics K.K.