WIDE BANDWIDTH AMPLIFIER UNIT C6438 The output signal from a photomultiplier tube can be directly input to the C6438 and it provides a voltage output signal with 50 Ω load at a conversion factor of 0.5 mV/µA. FEATURES ●Wide Bandwidth: DC to 50 MHz ●Current-to-voltage Conversion Factor: 0.5 mV/µA at 50 Ω load resistance ●Rise Time: 7 ns (Typ.) ●Non-inverting Output ●Compact . Light Weight SPECIFICATIONS Parameter Frequency Bandwidth (-3 dB) 10 at 50 Ω load resistance TACCB0039EC 5 RELATIVE GAIN (dB) Description / Value DC to 50 MHz 20 dB ± 3 dB Voltage Gain A (Approx. 10 times) Current-to-voltage Load Resistance: 1 MΩ 1 mV/µA Conversion Factor Load Resistance: 50 Ω 0.5 mV/µA Typ. Rise Time 7 ns Input Polarity Positive / Negative Amplifying Method Non-inverting Output Input Impedance 50 Ω Recommended Load Resistance 50 Ω Maximum Output Load Resistance: 1 MΩ ±2.0 V Min. Load Resistance: 50 Ω Signal Voltage ±1.0 V Min. Typ. Output Offset Voltage A 0.5 mV Max. Output Noise Voltage A 0.5 mV rms Input BNC-R Output Connector BNC-R Power DIN (6-pin) Power Supply Voltage ±5 V Max. Power Supply Voltage ±6 V Max. Power Supply Current ±55 mA Operating Temperature 0 °C to +40 °C Storage Temperature -10 °C to +60 °C Weight Approx. 160 g Figure 1: Typical Frequency Response 0 -5 -10 -15 -20 10-1 100 101 FREQUENCY (MHz) NOTE: ALoad Resistance: 50 Ω 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. ©2011 Hamamatsu Photonics K.K. 102 WIDE BANDWIDTH AMPLIFIER UNIT C6438 Figure 2: Dimensional Outline (Unit: mm) DIN TYPE (6 PINS) ALUMINUM HOUSING SIG IN ±5 V 43.2 ± 0.5 SIG OUT BNC-R 60 ± 0.5 47.5 ± 0.2 MOUNTING THREADED HOLES (2-M3 DEPTH 5) 65 ± 0.5 * Power cable with a plug connector attached at one end is supplied with the C6438. TACCA0134EB Figure 3: Internal Connection Diagram C6438 NEGATIVE BNC PULSE OUTPUT NEGATIVE PULSE INPUT BNC 1: +5 V 2: -5 V 3: GND CONNECTOR PIN WIRE COLOR CONNECTION 1 2 3 4 5 6 External Conductor Red White Yellow Blue Green Black Shield +5 V -5 V GND — — — GND TACCC0094EB RELATED PRODUCTS AMPLIFIER UNITS SELECTION GUIDE Parameter Frequency Bandwidth (-3 dB) Current-to-Voltage Conversion Factor (Load Resistance: 50 Ω) C7319 C9999 C6438 C6438-01 C9663 C11184 DC to 20 kHz or DC to 200 kHz DC to 10 MHz DC to 50 MHz DC to 50 MHz DC to 150 MHz DC to 300 MHz (switchable) 0.1 V/µA 1 V/µA, 10 V/µA 50 mV/µA 0.5 mV/µA 25 mV/µA 4 mV/µA 1.25 mV/µA (switchable) C5594 50 kHz to 1.5 GHz 3.15 mV/µA Refer to the individual catalogs for detailed information. HAMAMATSU PHOTONICS K.K. www.hamamatsu.com 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, Fax: (1)908-231-1218 E-mail: [email protected] Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49)8152-375-0, Fax: (49)8152-2658 E-mail: [email protected] 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: [email protected] 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: [email protected] 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: [email protected] TACC1012E04 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: [email protected] FEB. 2011. IP