VNQ810PTR-E

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Power management integrated circuits (PMICs) are essential in the design of modern electronics products, including embedded systems and portable devices. The switch controllers and load drivers are the essential components of these integrated power management solutions. VNQ810PTR-E is one of the power distribution switch, load drivers in Fairchild Semiconductor\'s offering of PMICs. It features a high-side MOSFET and a low-side MOSFET arranged in a buck-boost topology, making it suitable for battery-powered applications.

The VNQ810PTR-E contains a dedicated module for switching and power monitoring. This module offers three selectable operating modes: PWM, linear, and sleep. It is designed to minimize power losses in switching applications operating at frequencies up to 300 kHz. This device provides several safety-related features, including over-voltage protection, over-temperature protection, short-circuit protection, and under-voltage protection for improved reliability.

The VNQ810PTR-E is designed to operate in a wide range of applications. It is suitable for use in DC-DC converter, step-up and step-down voltage converters, distributed power systems, automotive systems, and other power supply and post-regulating applications. This device can also be used in battery-powered applications to minimize power consumption. The device can also be used in low-side and single-wire applications.

The working principle of VNQ810PTR-E is based on the buck-boost topology. Whenever the input supply voltage is higher than the output voltage, the high-side MOSFET acts as a switch and draws current from the input voltage to the output voltage. When the input voltage is lower than the output voltage, the low-side MOSFET works as a switch and pulls current from the output voltage to the input voltage. This enables the device to provide power conversion from a wide range of input and output voltages.

The VNQ810PTR-E offers a variety of power management features. These include a dedicated power management logic module, under-voltage lockout, over-current protection and thermal protection. This device also has a wide operating temperature range. It is capable of operating in temperatures ranging from -40°C to +125°C. The device also supports various frequency setting options, allowing it to be used in a wide range of applications.

In conclusion, VNQ810PTR-E is a Power Distribution Switch, Load Drivers PMIC from Fairchild Semiconductor. It is suitable for use in DC-DC converter, step-up and step-down voltage converters, distributed power systems, automotive systems, and other power supply and post-regulating applications. The device features a high-side MOSFET and a low-side MOSFET arranged in a buck-boost topology, making it suitable for battery-powered applications. It offers a variety of power management features, including a dedicated power management logic module, under-voltage lockout, over-current protection, and thermal protection.

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