STMicroelectronics LM2902D Low Power Quad Operational Amplifier

The LM2902D from STMicroelectronics is a versatile and reliable low power quad operational amplifier that is well-suited for a wide range of applications. Designed to operate from a single power supply over a wide range of voltages, this operational amplifier is also capable of split supply operation, providing the flexibility needed for various electronic designs.

With its low supply current drain, the LM2902D is an excellent choice for battery-powered devices and other applications where power efficiency is paramount. Each of the four independent high-gain operational amplifiers is internally frequency compensated, ensuring stable operation for closed-loop gains greater than unity.

The device boasts a large output voltage swing, which extends close to the supply rail levels, maximizing the dynamic range in various applications. This makes the LM2902D particularly useful in scenarios where input signals are also near the supply rails, such as analog-to-digital converter (ADC) buffer amplifiers and general-purpose signal conditioning.

Key features of the LM2902D include:

• Wide single-supply voltage range: 3V to 32V or dual supplies of ±1.5V to ±16V
• Low supply current drain independent of the supply voltage: 0.9mA typical
• Low input bias and offset currents
• Input common-mode voltage range includes ground
• Differential input voltage range equal to the supply voltage
• Large output voltage swing from 0V to V_CC - 1.5V

The LM2902D is also characterized by its robustness, with features such as input offset voltage correction for minimal drift, which makes it a reliable component in temperature-sensitive applications. The device is offered in a 14-pin SOIC package, which is compact and suitable for space-constrained applications.

Whether you're designing consumer electronics, industrial control systems, or automotive applications, the LM2902D operational amplifier from STMicroelectronics provides a cost-effective solution without compromising on performance, making it a go-to choice for engineers and designers alike.