LT3463EDD#PBF

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LT3463EDD#PBF is a DC/DC switching regulator IC which provides both converter functions and integrated PowerPath control. The device is capable of taking an input voltage of 4.2V to 40V, and it has two output channels each up to 1.5A which can be independently turned ON/OFF. The LT3463EDD#PBF is used to regulate and convert voltage in a wide range of automotive and other power supply applications such as LED lighting, battery chargers, and solar energy applications.

Features

• Maximum Output Voltage: 4.2V-40V
• Maximum Output Current: 1.5A
• On-chip Soft-Start
• Designed for Automotive Applications
• Low Shutdown Current of 0.3uA
• Integrated PowerPath Control

Applications

• Automotive Lighting
• Battery Chargers
• Solar Energy Applications
• General-Purpose Power Supplies

Working Principle

The LT3463EDD#PBF is a DC/DC switching regulator IC that uses a high-frequency voltage conversion technique to efficiently convert and regulate input voltage. The device is capable of taking an input voltage of 4.2V to 40V and converting it to an adjustable output voltage of 0.6V to 40V with up to 1.5A of output current. The LT3463EDD#PBF has two independent output channels that can be separately enabled or disabled. When the device is enabled, the output voltage is regulated to a fixed voltage determined by the voltage divider on the chip or by a programmed external voltage reference. The LT3463EDD#PBF also provides integrated PowerPath control, meaning that it can be used in applications where the device is connected to a source of varying voltage such as solar energy.

The LT3463EDD#PBF utilizes a two-phase interleaved PWM converter to convert and regulate the input voltage. This type of converter consists of four switches, two for each phase, configured in a synchronous buck topology. When the input voltage is higher than the set output voltage, each phase works in buck mode and charges the output capacitor. When the input voltage is lower than the set output voltage, each phase works in boost mode and transfers current from the input capacitor to the output capacitor. This principle of operation allows the LT3463EDD#PBF to work efficiently in applications where the input voltage can vary.

Conclusion

The LT3463EDD#PBF is a DC/DC switching regulator IC capable of providing two channels of output up to 1.5A each. The device is suitable for use in a wide range of applications, including automotive and solar energy applications. The LT3463EDD#PBF utilizes a two-phase interleaved PWM converter to convert and regulate the input voltage, and provides integrated PowerPath control to allow the device to be used in applications where the input voltage can vary. Overall, the LT3463EDD#PBF is an ideal solution for applications requiring precise voltage control and efficient power conversion.

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