LTC3568EDD#TRPBF

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The LTC3568EDD#TRPBF is a highly integrated DC-DC regulator solution specifically designed to address the requirements of low power, space-constrained system. It is part of the family of PMIC (power management ICs) and voltage regulators and DC-DC switching regulators.

The LTC3568EDD#TRPBF is an ideal device for applications such as battery powered systems, mobile communications and embedded systems where low power, small size and exceptional efficiency are at the forefront.

The device is based on a multi-phase, current-mode, step-down topology capable of delivering up to 2A of output current. It incorporates two switching controllers, two MOSFETs, bootstrap MOSFETs, internal current sense resistors, LDO, and high output voltage precision reference.

The LTC3568EDD#TRPBF has an output voltage range adjustable between 0.6V to VIN. It ideally supports a wide input voltage range of 4V to 28V and has low quiescent current (8µA). It is precisely suited for powering moderately high current applications, including both core/cpu and peripherals.

The device features dynamic voltage scaling (DVS) and sleep mode operations that allow the system to optimize the performance and power consumption of the application. The sleep mode feature can reduce the device’s quiescent current consumption to 0.8µA.

The LTC3568EDD#TRPBF includes protections such as overcurrent, overvoltage, overtemperature and undervoltage. It also has adjustable soft-start, an external synchronization controller and selectable operating frequency. The device is available in a 14-lead 4mmx4mm package and is designed for an operating temperature range from -40°C to +125°C.

The working principle of the LTC3568EDD#TRPBF follows the traditional method of DC-DC switching. In its most basic form, a DC-DC switching power supply comprises four main components: an input voltage source, output voltage regulator, converter, and switching circuit.

The input voltage source supplies voltage to the DC-DC converter, either as a rectified AC voltage or as a DC voltage. The converter then converts the input voltage to an output voltage that is either higher or lower than the input voltage.

Next, the switching circuit, which consists of power transistors, control circuits, and other components, switches the converter in order to convert the input voltage to the desired output voltage. This is done by controlling the power transistors, which are in either an “on” or an “off” state.

Finally, the output voltage regulator (also known as the error amplifier) senses the output voltage and constantly adjusts the switching frequency to compensate for any changes in the load, temperature, and other factors. The result is a very efficient DC-DC conversion system with very low output noise and high reliability.

The LTC3568EDD#TRPBF is one of the most efficient and popular DC-DC switching regulators available in the market today. Its wide range of features, along with its small form factor, make it the ideal device for a variety of applications that require low power and high efficiency.

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