Figure 1: Typical frequency response
TACCB0126EA
AMPLIFIER UNIT
C12419
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. ©2017 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.
SPECIFICATIONS
FEATURES
The C12419 which furnishes current-to-voltage conver-
sion circuit is designed for use with current sources like
photomultiplier tubes.
The performances are convenient to such an application
as requiring a low noise and high gain preamplifier.
Parameter Description / Value
Frequency bandwidth (-3 dB)
Current-to-voltage
conversion factor
Rise time
Input polarity
Amplifying method
Output impedance
Maximum output
signal voltage
Output noise voltage
A
Connector
Power supply voltage
Max. power supply voltage
Power supply current
Operating ambient temperature
Storage temperature
Weight
Ty p.
Ty p.
Max.
DC to 1 MHz
1 V/µA
350 ns
Positive / Negative
Inverting output
50 Ω
±11 V Min.
±3 V Min.
1 mV rms
BNC-R
BNC-R
DIN (6-pin)
±15 V
±18 V
±100 mA
0 °C to +40 °C
-15 °C to +60 °C
Approx. 165 g
Load resistance: 1 kΩ
Load resistance: 1 kΩ
Load resistance: 50 Ω
Input
Output
Power
NOTE: ALoad resistance: 50 Ω
●Bandwidth: DC to 1 MHz
●Current-to-voltage conversion factor:
1 V/µA at 1 kΩ load resistance
●Inverting output
●Adjustable offset level with VR
●Low noise and high gain
FREQUENCY (kHz)
RELATIVE GAIN (dB)
10
1
10
4
10
2
-20
5
-5
0
-10
-15
10
10
3
TACC1058E03
FEB. 2017 IP
AMPLIFIER UNIT C12419
Figure 3: Internal connection diagram
TACCC0160EA
Figure 2: Dimensional outlines (Unit: mm)
TACCA0318EB
CONNECTOR
PIN
WIRE
COLOR
1
2
3
4
5
6
External conductor
—
—
—
White
Red
Black
Green
—
—
—
-15 V
+15 V
GND
GND
CONNECTION
±15 V
OUTPUT
47.5 ± 0.2
60.0 ± 0.5
ALUMINUM HOUSING
VR OFFSET
INPUT
65.0 ± 0.5
OFFSET
BNC-R
DIN TYPE (6 PINS)
BNC-R
MOUNTING THREADED HOLES (2 × M3 DEPTH 5)
Power cable with connector (6 pin DIN type) is supplied with the C12419.
10 51500
+50
-0
43.2 ± 0.5
40.0 ± 0.5
C12419
BNC
BNC
5: +15 V
6: GND
4: -15 V
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
www.hamamatsu.com
U.S.A.: Hamamatsu Corporation: 360 Foothill Road, 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.: 19, 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)1707-294888, Fax: (44)1707-325777 E-mail: info@hamamatsu.co.uk
North Europe: Hamamatsu Photonics Norden AB: Torshamnsgatan 35 SE-164 40 Kista, 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 int. 6, 20020 Arese (Milano), Italy, Telephone: (39)02-93581733, Fax: (39)02-93581741 E-mail: info@hamamatsu.it
China: Hamamatsu Photonics (China) Co., Ltd.: B1201 Jiaming Center, No.27 Dongsanhuan Beilu, Chaoyang District, Beijing 100020, China, Telephone: (86)10-6586-6006, Fax: (86)10-6586-2866 E-mail: hpc@hamamatsu.com.cn
Taiwan: Hamamatsu Photonics Taiwan Co., Ltd.: 8F-3, No.158, Section2, Gongdao 5th Road, East District, Hsinchu, 300, Taiwan R.O.C. Telephone: (886)03-659-0080, Fax: (886)07-811-7238 E-mail: info@tw.hpk.co.jp
RELATED PRODUCTS
AMPLIFIER UNITS SELECTION GUIDE
Frequency
bandwidth (-3 dB)
Current-to-voltage
conversion factor
(Load resistance: 50 Ω)
DC to 20 kHz or
DC to 200 kHz
(switchable)
-0.1 V/µA
-1 V/µA, -10 V/µA
(switchable) *
C7319
DC to 50 MHz
+0.5 mV/µA (C6438)
+25 mV/µA (C6438-01)
±5 mV/µA (C6438-02)
C6438
C6438-01
C6438-02
DC to 10 MHz
+50 mV/µA (C9999)
±10 mV/µA (C9999-01)
C9999
C9999-01
DC to 1 MHz
-1 V/µA **
C12419
DC to 300 MHz
+1.25 mV/µA
C11184
50 kHz to
1.5 GHz
+3.15 mV/µA
C5594
DC to 150 MHz
+4 mV/µA
C9663Parameter
Refer to the individual catalogs for detailed information.* Load resistance: 10 kΩ ** Load resistance: 1 kΩ