Transcript
Electro Optical Components, Inc. Datasheet Datasheet
5460 Skylane Boulevard, Santa Rosa, CA 95403 Toll Free: 855-EOC-6300 www.eoc-inc.com |
[email protected]
LCA-10K-500M LCA-10K-500M
Ultra-Low-Noise Current Amplifier Ultra-Low-Noise Current Amplifier
Features Features
Applications Applications
Specifications Specifications Gain Gain Frequency Response Frequency Response
Input Input
Output Output
Power Supply Power Supply Case Case Temperature Range Temperature Range Absolute Maximum Ratings Absolute Maximum Ratings
Bandwidth and Frequency Response Independent of (up to 10 nF) Independent of Detector-Capacitance Bandwidth and Frequency Response Detector-Capacitance Extremely Low Noise, 10 HznF) Equivalent Input Noise Current (upfA/√ to√10 BandwidthLow DC ... 10 kHz Extremely Noise, 10 fA/√ √Hz Equivalent Input Noise Current 8 Transimpedance (Gain) Bandwidth DC ... 10 kHz5 x 10 V/A 8 Transimpedance (Gain) 5 x 10 V/A Photodiode- and Photomultiplier-Amplifier Spectroscopyand Photomultiplier-Amplifier PhotodiodeCharge-Amplifier Spectroscopy Charge-Amplifier Ionisation Detectors Preamplifier for Lock-Ins, A/D-Converters, etc. Ionisation Detectors Preamplifier for Lock-Ins, A/D-Converters, etc. Test Conditions Vs = ± 15 V, Ta = 25°C Test Conditions Vs = ±8 15 V, Ta = 25°C Transimpedance 5 x 10 V/A (>10 kΩ Load) 8 Accuracy Transimpedance 5± x1% 10 V/A (>10 kΩ Load) Accuracy ± 1% Lower Cut-Off Frequency DC Upper Cut-Off Frequency 10 kHz (- 3 dB) Lower DC RiseFall-Time 40 - 90%) Upper/Cut-Off Frequency 10 µs kHz(10% (- 3 dB) Gain ± 0.1 Rise-Flatness / Fall-Time 40 µs dB (10% - 90%) Gain Flatness ± 0.1 dB Equ. Input Noise Current 10 fA/√Hz (@ 1 kHz) Equ. Input Noise Voltage 5 nV/√Hz Current 10 fA/√Hz(@ (@11kHz) kHz) Input Bias Current pA typ. (@ 1 kHz) Equ. Input Noise Voltage 52 nV/√Hz Input Bias Current Drift 1.7 / 10 K 2Factor pA typ. Offset Current Compensation ± 6 nA,1.7 Adjustable Input Bias Current Drift Factor / 10 K by Offset-Trimpot Max. Current ± 20 nAAdjustable (Linear Amplification) OffsetInput Current Compensation 6 nA, by Offset-Trimpot Input OffsetCurrent Voltage < 1 mV Max. Input ± 20 nA (Linear Amplification) DC Impedance 501ΩmV(Virtual) // 5 pF InputInput Offset Voltage < DC Input Impedance 50 Ω (Virtual) // 5 pF Output Voltage ± 10 V (>10 kΩ Load) Output Impedance 5010 ΩV(Terminate with >10 kΩ for best Performance) Voltage ± (>10 kΩ Load) Max. Current ± mA (Linear with Amplification) OutputOutput Impedance 50 10 Ω (Terminate >10 kΩ for best Performance) Max. Output Current ± 10 mA (Linear Amplification) Supply Voltage ± 15 V Supply Current ± 40 Voltage 15 mA V typ. Supply Current ± 40 mA typ. Weight 210 gr. (0.5 lbs) Material AlMg4.5Mn, nickel-plated Weight 210 gr. (0.5 lbs) Material AlMg4.5Mn, nickel-plated Storage Temperature -40 ... +100 °C Operating Temperature 0 ... ... +60 °C °C Storage Temperature -40 +100 Operating Temperature 0 ... +60 °C Input Voltage ±5V Power Supply Voltage ± 22 Input Voltage 5 VV
Datasheet
LCA-10K-500M Ultra-Low-Noise Current Amplifier
Connectors
Input
BNC
Output
BNC
Power Supply
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
Application Diagrams
Photo Detector Biasing in Photovoltaic Mode: Use for Low Speed Applications and Minimum Dark Current. LCA
CURRENT IN P U T
U ltra-L ow -N o ise C u rren t to Vo ltag e C o nverter
I/U
A Z 0 2 -0 1 0 1 -2 0
Photo Detector Biasing in Photoconductive Mode: Use for Fast Applications and if More Dark Current is Tolerable. Bias Voltage Decreases Detector Capacitance. + BIA S VO LTAG E U se ad ditio nal Bypass C apacitor clo se to th e D etector (~ 100 n F, C e ram ic)
LCA
CURRENT IN P U T
U ltra-L ow -N o ise C u rren t to Vo ltag e C o nverter
I/U
A Z 0 1 -0 1 0 1 -2 0
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Datasheet
LCA-10K-500M Ultra-Low-Noise Current Amplifier
Dimensions
94.0 mm
15.0 mm
87.0 mm 74.0 mm
LCA
OUT 51.0 mm
11.8 mm
44.0 mm
IN
POWER
∅ 3.3 mm
DZ01-0101-21
FEMTO Messtechnik GmbH Paul-Lincke-Ufer 34 D-10999 Berlin Germany Tel.: +49 (0)30 – 4 46 93 86 Fax: +49 (0)30 – 4 46 93 88 e-mail:
[email protected] http://www.femto.de
14.0 mm
27.0 mm
21.6 mm
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 ather 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. by FEMTO Messtechnik GmbH Printed in Germany
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