LX8211-27ISE

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The LX8211-27ISE is an integrated linear voltage regulator from ON Semiconductor’s LIN regulator product family. It is designed to provide a regulated output voltage from an input voltage range of 2.7V to 5.5V. The LX8211-27ISE has an adjustable voltage regulator output voltage range of 0.8V to 3.3V and provides short-circuit and overtemperature protection. The output voltage can be set by an external resistor divider. The device is intended for use in various systems requiring low-noise and low dropout voltage control in a wide variety of applications, including those requiring low supply current.

The LX8211-27ISE is suitable for a wide range of voltage regulation applications, including microcontrollers, digital signal processors (DSPs), audio amplifiers, processor cores, battery-powered mobile devices, medical devices, automotive electronics and more. It can also be used as a main or dual-supply regulated voltage to power a system, a component over-voltage protection circuit or as a common mode bus regulator in switching regulator designs. The LX8211-27ISE can also be used as a voltage reference for sophisticated applications where accuracy and stability are paramount.

The LX8211-27ISE features various peripheral features that enhance the flexibility and performance of the device. It has programmable soft-start functions that allow the device to start up from a low voltage condition by gradually ramping the output voltage. It also features an active-low power-good signal and programmable OVP thresholds. The device\'s output voltage can be set with an external resistor divider. With its low supply current, the LX8211-27ISE is suitable for applications that require high power efficiency.

The LX8211-27ISE works by regulating the voltage on an integrated error amplifier which is referenced against a resistor divider network connected to the feedback pin. The output voltage is adjusted by a control signal generated by the error amplifier and amplified by a power transistor. The device also includes a built-in high-frequency/low noise regulator that reduces the noise at the output and also reduces the output impedance. The LX8211-27ISE is available in a 10-lead WDFN MSOP package.

In conclusion, the LX8211-27ISE is a powerful and cost-effective solution for various low voltage voltage regulator applications. It features an adjustable output voltage range from 0.8V to 3.3V, short-circuit, overtemperature and soft-start protection and an active-low power-good signal with programmable OVP thresholds. Its low supply current and low output impedance make it suitable for applications that require high power efficiency. The device is available in a 10-lead WDFN MSOP package.

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