LTC4013IUFD#TRPBF

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The LTC4013IUFD#TRPBF is a simple and powerful buck-boost high-efficiency charger, suitable for charging a wide range of battery types from 4.5V to 24V. This device performs so well and efficiently that it has become a go-to choice for powering and charging applications of all kinds, from cellular phones and consumer electronics to automotive, industrial, and medical applications. As a part of Linear Technology\'s PMIC - Battery Chargers portfolio, the LTC4013IUFD#TRPBF offers great performance and accuracy for a variety of applications.

Features and Benefits

The LTC4013IUFD#TRPBF is its highly efficient, tiny size, and versatility. It boasts an impressive 97% peak efficiency, allowing it to power a wide range of applications while still consuming relatively low power and producing less heat than other solutions. The device itself is a mere 3x3mm package, making it ideal for space-constrained applications. Finally, the device’s adjustable charge current range of 0A to 3.2A allows users to adapt it to fit nearly any battery charging application.

Application Fields

Due to its features, the LTC4013IUFD#TRPBF is incredibly versatile and can be adapted to fit many different battery charging applications. The device is well-suited to portable device battery packs, ranging from cellular phones and portable media players to medical and industrial applications. The device can also be used in automotive applications; its high-efficiency, small size, and 4.5-24V adjustability make it an ideal choice for powering and charging these applications. The device also works well in consumer electronics, industrial, communications, computing, and medical applications.

Working Principle

The LTC4013IUFD#TRPBF is designed to charge a wide range of battery types. It is based on the buck-boost topology, meaning that the input voltage is regulated to a lower, more stable output voltage level. This is done by monitoring and adjusting the duty cycle of the power MOSFETs and switching between buck and boost, giving the device its dual charging capability. The device also features a high-efficiency LDO regulator, which is used to provide a clean voltage to the IC internally, ensuring proper operation and eliminating any stress on the system voltage.

Protection Features

The device provides various protection features to ensure a safe, reliable operation. The device is equipped with over-temperature protection, input under-voltage lockout, and an adjustable charge current limiting feature that can be adjusted from 0A to 3.2A. Additionally, the device can be directly connected to an optional external battery temperature sensor, allowing improved regulation and safe operation when charged in extreme environmental conditions. As a result, the LTC4013IUFD#TRPBF provides great performance, high accuracy, and reliable protection in the wide range of applications it was designed for.

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