PBA2

Datasheet PBA2 Programmable Gain and Bias Amplifier Low noise I/V amplifier Features • • • • Programmable Gain from 1 x 10³ to 1 x 108 V/A Bandwith DC / 1 Hz… 500 kHz Two Programmable Voltage Outputs for Biasing Low Noise Current Amplifier Applications Block Diagram -1- Datasheet PBA2 Programmable Gain and Bias Amplifier Specifications Test Conditions Ta = 25°C Gain Transimpedance Gain Accuracy 1 x 103 … 1 x 108 V/A ± 1% Frequency Response Lower Cut-Off Frequency Upper Cut-Off Frequency Gain Flatness DC / 0.5 Hz Up to 500 kHz ( See Table Below ) ± 0.1 dB Input Equ. Input Noise Voltage Input Bias Current 4 nV / Hz ( @ 100 Hz ) 1 pA typ. ( maximum 3 pA ) Performance depending on Gain Setting Sensitivity ( A/V ) Sensitivity ( A/V ) DC AC 10-2 10-3 500 kHz 200 pA 10 mA 100 µA 10-3 10-4 480 kHz 98.2 pA 10 mA 10 µA 10-4 10-5 510 kHz 10.1 pA 1 mA 1 µA 10-5 10-6 290 kHz 1.1 pA 100 µA 0.1 µA 10-6 10-7 138 kHz 168 fA 10 µA 10 nA 10-7 10-8 33 kHz 44.9 fA 0.1 µA 1 nA Upper Cut-Off Frequency (3dB) Equ Input Noise Current (A/ Hz) Max. biasing Current (±) Max. Offset Voltage Output Output Voltage Output Voltage for Biasing Output Impedance Maximum Output Current ± 10 V ( @ 10 k Load ) ± 5 V ( 0.1% Precision ) 50 ± 20 mA Digital Control Control Input Voltage Range Control Input Current Low : - 0.8 V… + 1.2 V, High : 2.3 V…+ 5.25 V 1.5 mA @ 0 V, 4.5 mA @ + 5 V Power Supply Supply Voltage Supply Current max Stabilized Power Supply Output Weight Storage Temperature Operating Temperature ± 14 V + 100 mA / - 100 mA ± 12 V, maximum 100 mA, + 5 V, maximum 40 mA 380 gr. - 40 °C + 100 °C 0 °C + 60 °C Case Temperature Range Absolute Max. Ratings Control Input Voltage Power Supply Voltage + 5.25 V ± 15 V -2- Datasheet PBA2 Programmable Gain and Bias Amplifier Connectors Input Output Power Supply BNC, Isolated BNC isolated LEMO Series 0S, 3-pin fixed Socket Pin 1 : - 15 V Pin 2 : GND Pin 3 : + 15 V Control Port Sub-D 15-pin, female, Quality Class 2 Pin 1 : Potentiometer Low Pin 2 : Potentiometer Hight Pin 3 : Incrementation Input 1 Pin 4 : Incrementation Input 2 Pin 5 : Up / Down Pin 6 : Selection Gain C Pin 7 : Selection Gain B Pin 8 : Selection Gain A Pin 9 : +5V Pin 10 : Bias 2 Sens +/Pin 11 : Bias 1 Sens +/Pin 12 : NC Pin 13 : NC Pin 14 : NC Pin 15 : GND F R G H D C B A -3- Datasheet PBA2 Programmable Gain and Bias Amplifier Remote Control Operation Gain Setting A OFF ON OFF ON OFF ON OFF B OFF OFF ON ON OFF OFF ON C OFF OFF OFF OFF ON ON ON Gain ( DC ) No selection 102 103 104 105 106 107 Gain ( AC ) No selection 103 104 105 106 107 108 Bias Voltage Setting U/ D CS / PL ON ON ON OFF OFF ON ON OFF OFF CS / PH ON OFF OFF ON ON OFF OFF ON ON INC1 INC2 Mode Incrementation Value ON OFF OFF OFF OFF ON ON ON ON Stand By Incrementation Input 1 Incrementation Input 2 Incrementation Input 1 Incrementation Input 2 Incrementation Input 1 Incrementation Input 2 Incrementation Input 1 Incrementation Input 2 CS / PL CS / PH INC 1 INC 2 U/D - 50,5 mV - 50,5 mV - 5,05 mV - 5,05 mV + 50,5 mV + 50,5 mV + 5,05 mV + 5,05 mV CS Potentiometer Low CS Potentiometer Hight Incrementation Input 1 Incrementation Input 2 Up / Down Bias Sens +/Bias 1 Bias 1 Bias 2 Bias 2 Logic Level Low ( 0V ) Hight ( 5V ) Low ( 0V ) Hight ( 5V ) Mode negative polarization positive polarization negative polarization positive polarization -4- Datasheet PBA2 Programmable Gain and Bias Amplifier Dimensions SYNERGIE CONCEPT 7 Chemin des Près – 4403 ZIRST 38240 Meylan – France Tel. : (33) 04 – 76 – 41 – 88 - 58 Fax : (33) 04 – 76 – 41 – 36 - 37 e-mail : synergie.concept@free.fr -5-