LM4120AIM5-4.1/NOPB

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The LM4120AIM5-4.1/NOPB is a precision low-power reference IC, which is categorized under the Voltage Reference product family of PMIC (Power Management Integrated Circuit). It functions as a reference voltage source when obtaining power from an external regulated power supply or regulated input voltage. The device is ideal for use in low voltage, high frequency systems as it provides a stable, low-ripple output voltage that is unaffected by changes in the input voltage.

In addition to its accurate output voltage, the LM4120AIM5-4.1/NOPB offers low-power consumption and excellent temperature stability. This makes it ideal for use in applications that require a stable voltage reference with minimal power consumption, such as portable systems or battery powered embedded applications.

The LM4120AIM5-4.1/NOPB is available in several different versions, each with a specific output voltage and current rating. For example, the LM4120AIM5-4.1/NOPB-3V3 has an output voltage of 3.3 V, with a maximum output current of 20 mA. The device also provides an input voltage range between 0.9V and 5.5V, allowing the user to obtain power from a wide variety of sources and input voltage ranges.

In regard to its working principle, the LM4120AIM5-4.1/NOPB is designed to be powered solely by the PVIN pin. Once the desired input voltage is supplied, the device offers a stable reference voltage as a low-power, low-ripple output. The output voltage is determined by the feedback control circuitry, which utilizes an advanced control loop to regulate the output voltage and maintain accuracy over varying temperature and input voltage conditions.

To ensure stable operation, the LM4120AIM5-4.1/NOPB features a low-dropout voltage regulator along with a low-noise, high-impedance output stage. These components, along with the precision control circuitry, offer extremely stable operation over temperature, load, and line voltage variations.

The LM4120AIM5-4.1/NOPB is a versatile reference IC that is widely used in a range of consumer electronic devices, such as cell phones and portable medical devices. The device also finds application in various industrial systems, including motor control, instrumentation, and communications.

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