LT3480IDD#TRPBF

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The LT3480IDD#TRPBF is a monolithic synchronous step-down DC-DC switching regulator that can deliver up to 1.8A continuous current. It is designed to convert input voltage sources ranging from 2.5V to 20V down to adjustable output voltages as low as 0.8V. The device combines a high-side and low-side N-channel MOSFETs and can be used with minimal external components. It is perfect for a wide range of applications and provides power-saving flexibility and convenience with its cycle-by-cycle current limit, adjustable output voltage, variable duty cycle, and selectable frequency.

The LT3480IDD#TRPBF is categorized as a PMIC (Power Management IC) in the Voltage Regulators subcategory, specifically the DC DC Switching Regulators group. This device employs a combination of voltage mode and current mode control that provides a balance between optimum response to load transients and stability under light load and extremely low output current conditions. This allows it to operate efficiently while meeting most load transient requirements with just a few external components.

The LT3480IDD#TRPBF can be used in a wide range of applications, including power management in low power micro-controller boards, battery-powered portable systems, automotive systems, and power supply designs that require high efficiency and excellent line and load regulation performance. It is also ideal for applications requiring high efficiency under light load conditions. Additionally, the device is capable of providing a seamless transition to light load operation with fixed frequency cycle-by-cycle current limit. This makes it extremely useful for battery powered applications where efficiency is of utmost importance.

At the heart of the LT3480IDD#TRPBF is an internal high-speed PWM control circuit that regulates the switching of the power FETs. The control circuit maintains constant on-time operation and offers adjustable switching frequency, output voltage, and on/off control. It also has an adjustable operating frequency that is set with an internal resistor. The resistor can be used to generate a wide range of frequencies from 300kHz to 3MHz.

The LT3480IDD#TRPBF can provide up to 1.8A continuous current and up to 2A peak current. The device has an adjustable current limit that can be set by using an external resistor. The device can also be used in single-ended or flyback designs with a few external components. When the output voltage drops, the device controls the switching frequency to maintain the output voltage within specified limits. The device also features a power good output to signify when the output voltage is within the specified limits.

The device also has an integrated thermal shutdown feature that protects the device from over heating. In addition, the device has built-in protections for under voltage lockout, overtemperature protection, and input overvoltage protection. Its wide range of features makes it well suited for a variety of applications.

The LT3480IDD#TRPBF is a PMIC device categorized under the Voltage Regulators section, specifically the DC DC Switching Regulators group. It offers a wide range of features that make it perfect for a variety of applications, such as power management in low power micro-controller boards, battery-powered portable systems, automotive systems, and power supply designs that require high efficiency and excellent line and load regulation performance. Its high efficiency, current limit capabilities, adjustable frequency and voltage, and other features make it an ideal device for a variety of applications.

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