LM4040AEX3-3.3+T

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The LM4040AEX3-3.3+T voltage reference is a precision micropower voltage reference. It offers advantages of low voltage noise, low quiescent current, a wide range of operating voltages, and excellent initial accuracy. With a high-performance integrated circuit design, it provides greater protection against adverse conditions and more accurate performance than more traditional voltage references.

The LM4040AEX3-3.3+T is designed to be used in a variety of applications such as systems powered by single or multiple sources, including mixed technologies. Its operating temperature range is -55°C to +125°C. It also features an internal band-gap reference, low input bias current, an adjustable current limit, an onboard ESD protection circuit, a choice of output voltages from 1.25V to 10V, and improved accuracy over traditional diode-based references.

The LM4040AEX3-3.3+T voltage reference is suitable for a variety of applications, including power supplies, level shifters, precision amplifiers, stable power supplies, current limiters, and temperature sensors. Its robust features and low power operation provide the flexibility needed for professional and industrial applications. The device is also extremely easy to use and requires only a few external components.

The basic operating principle of the LM4040AEX3-3.3+T voltage reference is straightforward. It uses a band-gap reference that produces a voltage that is independent of temperature, voltage, and process variations. The reference voltage is then compared to a reference resistor and the output voltage is adjusted accordingly. The output voltage can be programmed with resistors, which is a simple way to set the desired voltage output.

The LM4040AEX3-3.3+T voltage reference is a reliable and versatile solution for a wide range of voltage regulation needs. It features excellent accuracy, stability, and low power operation, making it a great choice for current limiters, amplifiers, and other electronic devices. With its adjustable current limit and ESD protection, this device is well-suited for a variety of applications, from delicate electronics to robust industrial applications.

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