LM4128AMFX-3.3/NOPB

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The LM4128AMFX-3.3/NOPB is a three-terminal, low-dropout voltage reference. It is a component of Power Management Integrated Circuit (PMIC) that provides a reference voltage that is consistent, accurate, and reliable and requires minimal external components. The rising on-resistance ensures that the reference voltage is maintained and that it is isolated from the circuit noise or load current.

The LM4128AMFX-3.3/NOPB is especially designed for automotive applications and is certified to withstand high temperatures of up to 125°C. It provides a reliable voltage reference of 3.3 V for automotive environments, thus protecting and enhancing system performance when exposed to changing environmental conditions.

The LM4128AMFX-3.3/NOPB operates in a standard bandgap architecture providing superior performance with minimum external components and with very low total power dissipation. This makes it ideal for applications requiring a small footprint. It also provides short circuit, thermal protection, and reverse current protection. Its low dropout voltage enables the device to be used over a large operating temperature range, providing stable voltage reference in automotive environments.

The current of the LM4128AMFX-3.3/NOPB is regulated by an internal low-dropout (LDO) regulator. This ensures that the voltage remains constant and that it is also isolated from the circuit noise or load current. The current is regulated by an externally adjustable current mirror, which ensures a low, stable reference voltage output.

The LM4128AMFX-3.3/NOPB is designed to provide high accuracy, low output noise and excellent line regulation over a wide input voltage range. It also features wide temperature coefficient (TC) and low total harmonic distortion (THD).

The LM4128AMFX-3.3/NOPB is widely used in automotive, industrial, and consumer applications, such as automotive, computer, audio/video, and industrial instrumentation. It is especially useful in sensing circuits to provide a reference voltage and feedback control, in power-supply regulation, and in LED and backlight dimming.

In summary, the LM4128AMFX-3.3/NOPB is a highly-reliable, low-dropout voltage reference designed for automotive applications. It provides a consistent and accurate reference voltage and requires minimal external components. With its low power dissipation, wide temperature coefficient, and high accuracy and stability, the LM4128AMFX-3.3/NOPB is ideal for a variety of applications requiring a small footprint and a reliable voltage reference.

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