LTC3110HFE

Series:	*
Part Status:	Obsolete

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<p>The LTC3110HFE is a dual low-current, low-voltage synchronous buck regulator designed to power a wide range of portable devices. It is classified as a PMIC – Battery Chargers unit. The device delivers up to 3A of current, with only 20µA quiescent current, which keeps power loss in the device to a minimum. The device also has an adjustable current-limit design and overload protection to keep the system safe when it is operating under high-current load conditions. The LTC3110HFE also has an integrated voltage feedback circuit and an over-temperature protection circuitry for improved system reliability.<p>The LTC3110HFE is a highly versatile device that can be used in a variety of applications including LED lighting, mobile device chargers, portable medical equipment, and other low-voltage power-management systems. Its adjustable features provide a great degree of flexibility in the design process. It allows users to customize their power delivery to match their unique application requirements. Additionally, the device comes with a wide input voltage range of 1.8V to 5.5V. This makes it suitable for powering a variety of portable devices with varying power requirements.<p>In terms of working principle, the LTC3110HFE uses a synchronous buck switching regulator to deliver power to the load. Synchronous buck regulators are switched-mode power supplies with a high efficiency and fast response time. The device operates in two modes, pulse-width modulation (PWM) and pulse-frequency modulation (PFM). The PWM mode is used when the output load is low and the PFM mode is used when the load is high.<p>The LTC3110HFE provides a wide range of protection options, such as over-temperature protection, over-current protection, over-voltage protection, under-voltage protection, and short-circuit protection. This ensures that the device is reliable and able to withstand high-current loads. The device also has an integrated power switch which allows the user to enable and disable the device, thus increasing the system’s flexibility.<p>Overall, the LTC3110HFE is a robust battery charger which provides high efficiency and reliable performance in a wide range of applications. Its dual-channel setup offers greater flexibility and its adjustable features allow users to tailor their power delivery to meet their system requirements. Its protection features also enhance its reliability while its wide input voltage range and integrated power switch give users further control over the device’s operation.

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