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| Datasheet HCA-1M-1M-C High Speed Current Amplifier Features Bandwidth and Frequency Response Independent of Detector Capacitance (up to 2 nF) Low Noise 3.5 pA/Hz Equivalent Input Noise Current Bandwidth DC ... 1 MHz 6 Transimpedance (Gain) 1 x 10 V/A Protection against 3.5 kV Transients Photodiode and Photomultiplier Amplifier Spectroscopy Charge Amplifier Ionisation Detectors Preamplifier for Lock-Ins, A/D Converters, etc. Test Conditions Transimpedance Gain Accuracy Lower Cut-Off Frequency Upper Cut-Off Frequency (- 3 dB) Rise / Fall Time (10 % - 90 %) Gain Flatness Equ. Input Noise Current Equ. Input Noise Voltage Input Bias Current Input Bias Current Drift Offset Current Compensation Input Current Range Input Offset Voltage DC Input Impedance Output Voltage Range Output Impedance Vs = 15 V, Ta = 25C 1 x 10 V/A (@ 50 load) 1% 6 Applications Specifications Gain Frequency Response DC 1 MHz 350 ns 0.3 dB 3.5 pA/Hz (@ 100 kHz) 0.8 nV/Hz (@ 100 kHz) 18 A typ. 0.8 nA / K 6 A adjustable by offset trimpot 1.5 A (for linear amplification) 3 mV 50 (virtual) // 5 pF 1.5 V (@ 50 load) for linear operation and low harmonic distortion 50 (terminate with 50 load for best performance) 12 V, adjustable by bias trimpot 10 k // 1 F Input Output Bias Output Bias Output Voltage Range Bias Output Impedance DE-HCA-1M-1M-C/DS/R2/02NOV05/ Page 1 of 3 SOPHISTICATED TOOLS FOR SIGNAL RECOVERY Great Britain: LASER COMPONENTS (UK) Ltd., Phone: +44 1245 491 499, Fax: +44 1245 491 801, info@lasercomponents.co.uk France: LASER COMPONENTS S.A.S., Phone: +33 1 3959 5225, Fax: +33 1 3959 5350, info@lasercomponents.fr Datasheet HCA-1M-1M-C High Speed Current Amplifier Specifications (continued) Power Supply Supply Voltage Supply Current 15 V 50 mA typ. (depends on operating conditions, recommended power supply capability minimum 150 mA) 210 g (0.5 lbs) AlMg4.5Mn, nickel-plated -40 ... +100 C 0 ... +60 C 5V 3.5 kV (pulsewidth 10 ns) 22 V BNC BNC LEMO series 1S, 3-pin fixed socket Pin 1: + 15V Pin 2: - 15V Pin 3: GND PIN 2 -Vs PIN 1 +Vs PIN 3 GND Case Weight Material Storage Temperature Operating Temperature Input Voltage Input Voltage Transient Power Supply Voltage Input Output Power Supply Temperature Range Absolute Maximum Ratings Connectors Application Diagrams Photo Detector Biasing in Photoconductive Mode: Best choice for high speed applications and optimum signal to noise performance. STABILIZ E D BIAS VO LTAG E O U TP U T U se ad ditio na l Bypass C apacitor close to D e te ctor (~ 100 n F, C e ra m ic) HCA H ig h -S pee d C urren t to Voltag e C onve rter CURRENT IN P U T I/U C onn ect the D e te ctor a s close as p ossible to th e Am plifier. +1 2 V BIAS 10 k 4 70 nF -1 2 V A Z 0 1 -0 2 0 1 -2 0 Page 2 SOPHISTICATED TOOLS FOR SIGNAL RECOVERY Great Britain: LASER COMPONENTS (UK) Ltd., Phone: +44 1245 491 499, Fax: +44 1245 491 801, info@lasercomponents.co.uk France: LASER COMPONENTS S.A.S., Phone: +33 1 3959 5225, Fax: +33 1 3959 5350, info@lasercomponents.fr Datasheet HCA-1M-1M-C High Speed Current Amplifier Dimensions 94 mm 87 mm 74 mm 15 mm IN 12 mm HCA OUT 44 mm 51 mm 27 mm DZ01-0201-22 POWER 22 mm 3.3 mm 41 mm 12/07 / V1 / HW / femto/current/ HCA-1M-1M-C.pdf www.lasercomponents.com Specifications are subject to change without notice. Information furnished herin is believed to be accurate and reliable. However, no responsibility is assumed by FEMTO Messtechnik GmbH for its use, nor for any infringement of patents or other rights granted by implication or otherwise under any patent rights of FEMTO Messtechnik GmbH. Product names mentioned may also be trademarks used here for identification purposes only. (c) by FEMTO Messtechnik GmbH Printed in Germany 14 mm Page 3 SOPHISTICATED TOOLS FOR SIGNAL RECOVERY Great Britain: LASER COMPONENTS (UK) Ltd., Phone: +44 1245 491 499, Fax: +44 1245 491 801, info@lasercomponents.co.uk France: LASER COMPONENTS S.A.S., Phone: +33 1 3959 5225, Fax: +33 1 3959 5350, info@lasercomponents.fr |
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