.The WS72551M-8/TR is a MSOP-8L RoHS general purpose amplifier manufactured by Will Semiconductor. It is a low-power, monolithic, CMOS, single supply amplifier with a gain of up to 1000V/V. It features a wide operating voltage of 1.2V to 5.5V and a wide bandwidth of up to 3MHz. It is suitable for a variety of applications such as transducer amplifiers, instrumentation amplifiers, DC gain blocks, active filters, and closed-loop gain controls. It has a total harmonic distortion of 0.003% and is guaranteed over-temperature stability. This part is RoHS compliant and suitable for reflow and wave soldering.