LM809M3X-2.93 Integrated Circuits (ICs)

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Power Management Integrated Circuits (PMICs) are designed to provide efficient and convenient power management solutions. They are also used in a wide range of applications, from consumer electronics to computing and industrial applications. Supervisors, such as the LM809M3X-2.93, are a type of PMICs that are designed to supervise various power sources. They are used to monitor and control the voltage and current levels of a power source.

The LM809M3X-2.93 supervisor is designed to accurately monitor multiple power supply rails and protect the monitored power systems from faults. It is a highly-integrated, low-power solution for monitoring power rails with a single Supervisor IC. The LM809M3X-2.93 includes reset, power-good, power-fail and power-sequence signals, as well as multiple programmable thresholds.

The LM809M3X-2.93 is flexible and has wide voltage input range for both IV and OV rails, which makes it suitable for a variety of applications. It has an operating temperature range from -40°C to +105°C, so it can be used in industrial applications as well. It also has an internal voltage reference, a port for a reset status indicator, and an impedance-adjustable analog comparator.

The LM809M3X-2.93 is designed to be used with three-rail power supplies, such as the 3.3V, 5V, and 12V rail found in computers. It monitors the power rails and generate power fail and power good signals. It also has a programmable reset timer and trigger that can be used to control how long the reset signal remains active. The reset signal is active until all of the monitored rails have been stable for the amount of time set by the reset timer.

The LM809M3X-2.93 uses an on-chip voltage reference, a buffer, and a comparator to detect over-voltage and under-voltage faults. If an over-voltage or under-voltage fault is detected, the LM809M3X-2.93 will generate a power fail signal and a reset signal, then deactivate the power good signal. This ensures that the power to the monitored rail is turned off. It also has power sequencing capability, which provides a delay between power-up and power-good signals, allowing the components to power up in the correct order to prevent system lockups.

The LM809M3X-2.93 has a wide variety of options for programming its thresholds for both slew rates and power fail/power good signals. The thresholds are programmable via I2C/SMBus, which allows for remote monitoring and control. The LM809M3X-2.93 is also RoHS compliant and includes EEPROM memory for configuration data storage.

The LM809M3X-2.93 is a versatile and reliable supervisor that is designed to monitor and control the voltage and current levels of power sources. It is suitable for a wide range of applications and has an operating temperature range from -40°C to +105°C. Its flexible design and programmable options make it a great choice for power management applications. The LM809M3X-2.93 is a great solution for monitoring and controlling multiple power supply rails.

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