STM811LW16F

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The STM811LW16F is a PMIC – Supervisors integrated circuit, manufactured and distributed by STMicroelectronics. It is a low-power monitoring IC, providing essential power management functions for microcontroller-based applications. This chip comes in a 16-pin plastic small outline package (PLCC) or a Thin Quad Flat Package (TQFP) and can be used in a wide range of applications.

The STM811LW16F can perform several tasks to help manage system power. It is optimized to reduce voltage dropout, providing a constant voltage to the system. Additionally, it is capable of monitoring the system\'s temperature and can adjust an external fan or heat sink, depending on how hot the system is running. It can also detect incoming voltage and dynamically control current at the same time.

The STM811LW16F is specifically designed for applications in the automotive industry and related automotive appliances, such as vehicle body control modules (BCMs), gateways, and central controllers. Additionally, it can be used in consumer electronics such as portable media players, mobile phones, tablet PCs, and LCD display panels.

The primary components of the STM811LW16F are the on-chip voltage regulator, preamplifier, comparator, and sequencer. The voltage regulator is responsible for providing a constant voltage to the system, while the preamplifier amplifies incoming low-voltage signals, such as those coming from an external temperature sensor. The comparator is responsible for comparing the voltage level of the incoming signal to predetermined thresholds and the sequencer is responsible for sequencing the voltage regulation process and responding to external events.

The STM811LW16F is capable of providing up to 1.5A of output current and integrated protection circuitry can be configured for various output voltages and current limits in order to prevent system damage due to overvoltage or overcurrent. The protection circuitry also monitors the system temperature and can trigger an alarm or shut down the system if it gets too hot.

The STM811LW16F is a highly efficient and reliable integrated circuit, offering system designers a convenient and accurate solution for managing power in automotive and other microcontroller-based applications. Its low-power consumption and sophisticated protection circuitry make it ideal for applications such as vehicle body control modules, gateways, and central controllers, as well as portable media players, mobile phones, tablet PCs, and LCD display panels.

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