Feature

●The preamplifier achieve substatially low noise maintained, outstanding DC characteristics and frequency characteristics
●Frequency DC to 10MHz
●Gain : 40dB ± 0.2dB, Differential input, FET
●Input voltage noise density : 2.5nV/√Hz (typ.), Input current noise density : 15fA/√Hz (typ.)
●20pin single inline package


Description

Specifications

Absolute maximum ratings
Supply voltage(± Vs) : ± 16.5V, Signal input voltage : (Differential input) +1V, ± 0.7V (with no power supplied), (common mode input) ± 7V, ± 0.7V (with no power supplied), Offset input voltage : ± Vs

Input characteristics
Input from : DC coupling, balanced differential input, Differential input impedance : Min. 2GΩ (DC, single ended), shunt capacitance 22pF (typ.), f=1kΩ, Common mode input impedance : Min. 1GΩ(typ.)(DC), Shunt capacitance Max. 44pF (typ.), Max. differential input voltage : ± 100mV, Max. common mode input voltage : ± 5V, Input bias current : Max. ± 30 pA (typ.), Input offset current : Max. ± 10pA(typ.), CMRR(RTI) : Min. 80dB(typ.) @10Hz to 100kHz (10Vp-p), Min. 70dB(typ.) @1MHz (10Vp-p), Input voltage noise density : Max. 3.0nV/√Hz(@1kHz,short-circuit in input terminal), Max. 2.5nV/√Hz (typ.) (@1kHz,short-circuit in input terminal), Input current noise density : Max. 15fA/√Hz (typ.)@1kHz, Input offset voltage : Max. ± 100μV (typ.), 0 adjustment available with an external trimmer potentiometer, Input DC drift : Max. ± 5μV/°C(typ.), 0 to 40 °C

Output characteristics
Output from : DC coupling, unbalanced single ended output, Max.output voltage : ± 10V (@1kHz),(load resistance ≥1kΩ), Max. output current : ± 10mA (@1kHz), Slew rate : ± 300V/μs (typ.), Output impedance : 50Ω ± 5% (@1kHz)

Amplifier characteristics
Voltage gain : 40dB ± 0.2dB (@1kHz), Voltage gain temperature drift : ± 100ppm/°C(typ.), 0°C to 40°C, Voltage gain frequency characteristics : DC to 10MHz, THD: Max. 0.006% (typ.) (@1kHz, 2Vp-p)

Others
Power supply voltage range : ± 15V ± 1V, Quiescent current : Max. ± 35mA, ± 30mA(typ.), Dimensions : Type SS20 (20pin shielded SIP), 66.7(W)x 10.5(D)x19.0(H) mm, Approx. 20g, RoHS : Directive 2011 / 65 / EU

* Based on this product, NF will respond customers requirement flexibly