STMicroelectronics, Inc. Instrumentation, Op Amps, Buffer Amps L165H

The L165H is a monolithic integrated circuit designed as a power operational amplifier, suitable for various applications including servo amplifiers and power supplies. It operates with a supply voltage of ¬±18V and can deliver an output current of up to 3A, making it capable of handling high power requirements. The device features large common-mode and differential mode ranges, ensuring versatility in different circuit configurations. Key electrical characteristics include a quiescent drain current of 40-60 mA, an input offset voltage ranging from -2 to -10 mV, and a voltage gain of 80 dB at 1 kHz. The amplifier also exhibits a slew rate of 8 V/ms for a gain of 10 and 6 V/ms for unity gain, indicating its responsiveness in signal processing. Thermal protection and safe operating area (SOA) protection are integrated to enhance reliability during operation. The L165H is packaged in a Pentawatt¬Æ format, facilitating easy integration into various designs. Its thermal resistance is rated at 3¬8C/W, and it can operate within a temperature range of -40 to 150¬8C. This product is suitable for engineers looking for a robust power amplifier solution with high output capabilities and reliable performance in demanding applications.