LTC3455EUF-1#PBF

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The LTC3455EUF-1#PBF is a regulated power supply integrated circuit (IC) offered by Linear Technology, a designer and manufacturer of analog semiconductor devices. It is a high efficiency, low power consumption buck converter. It is suitable for a variety of applications including battery charging and portable electronics.

The LTC3455EUF-1#PBF is designed to offer a reliable power supply solution for handheld and other portable devices. It integrates a boost converter, a low-noise buck regulator, and power monitoring and control features in a tiny footprint. It provides an adjustable output current of up to 1.75A and an adjustable output voltage from 2.3V to 5.5V. The device also includes an low quiescent current (IQ) of only 150 μA, making it well-suited for use in battery powered applications.

The LTC3455EUF-1#PBF offers a number of features that make it an excellent choice for a variety of PMIC (Power Management IC) applications. It has a programmable switching frequency from 200 kHz to 1.25 MHz and is protected against output overvoltage, undervoltage, and overcurrent conditions. It also has an accurate output voltage regulation of ±1%, a wide input voltage range of 3.2V to 10V, a fast transient response, and an exceptionally low ESR (equivalent series resistance). In addition, the device is available in an easy-to-use compact EDFN6 package.

The LTC3455EUF-1#PBF utilizes advanced proprietary linear technology to provide superior power management capabilities. Its optimized control circuit and power supply design allow for high efficiency and fast transient response. The device includes internal current, voltage, and power sensing architecture with programmable range to turn off the output based on current limit, overvoltage, or overcurrent conditions. The hysteretic operation allows for fast load transient response for both positive and negative load conditions.

The LTC3455EUF-1#PBF can be used in diverse PMIC applications such as portable electronics, battery charging systems, DC-to-DC converters, and low-power systems. Its precise output regulation, wide input voltage range, and fast transient response make it an ideal choice when precise power regulation is required in a small space. Additionally, it is designed to be reliable and cost-effective. The device is also RoHS compliant and comes with full technical support and online documentation.

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