In summary, ROHM’s BA82904YF-C is a high-gain, ground sense input OpAmp. This IC is a monolithic IC integrated, quad independent OpAmp on a single chip. This OpAmp has some features of low power consumption, and can operate from 3V to 36V (single power supply). The BA82904Yxxx-C and BA82902Yxxx-C are manufactured for automotive requirements of the engine control unit and the electric power steering. Furthermore, they have the advantage of EMI tolerance. It is easy to replace with conventional products, and the EMI design is simple.