LTC3873EDDB#TRPBF

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LTC3873EDDB#TRPBF is an advanced DC/DC switching controller that is designed to drive synchronous rectifier buck converter topologies. It is ideal for Buck converter applications such as DC/DC conversion in telecom, industrial, automotive and other systems. This device integrates a gate driver, control logic, low-impedance power MOSFET gate drive, and charge pump into a single package.

The LTC3873EDDB#TRPBF is a configurable, high efficiency, synchronous step-down controller with integrated power MOSFET drivers, featuring programmable current limit, adjustable output soft-start, external synchronization and a variety of monitoring functions. In addition, the device also offers a wide input voltage range of 4.5V to 28V, allowing it to adapt to various power supply topologies. It also provides a long-term stable and reliable solution for systems that require high efficiency, low quiescent current, and low total solution cost.

The device is powered by a voltage adjustable, wide output range buck-boost converter. The output can be adjusted from 0.3V to 28V using resistors or I2C or PWM command to set the current limit and output voltage. The output voltage is monitored by a voltage sense divider that is connected to the output voltage pin, enabling precise voltage setting.

The LTC3873EDDB#TRPBF also provides comprehensive control, protection, and monitoring of the synchronous rectifier BUCK converter. Its Control and Status Flags (CSF) pin can be used to detect abnormal current, short-circuit, and over-dissipation conditions. Internal comparators can be used to monitor the input voltage, the output voltage of the buck converter, and the power MOSFET current. The device also has a power-good output that indicates the status of the output voltage.

The LTC3873EDDB#TRPBF is suitable for a wide range of application. It can be used for powering high-efficiency buck converters for DC/DC conversion in telecom, industrial, automotive, and other systems. It can also be used for low quiescent current and high system integration, providing a reliable and cost-effective solution.

In summary, the LTC3873EDDB#TRPBF is a versatile synchronous rectifier buck converter controller that provides a wide range of features and capabilities, such as adjustable current limit, adjustable output voltage, comprehensive control, comprehensive monitoring, and integrated power MOSFET drivers for increased efficiency and reduced system costs. The device is suitable for powering high-efficiency buck converters for DC/DC conversion in a variety of systems, and is an ideal solution for achieving reliable and cost-effective conversion performance.

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