LM2770SD-12157/NOPB

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The LM2770SD-12157/NOPB is part of the LM27700 family of switch mode power supplies (SMPS) manufactured by Texas Instruments (TI). It is a wide-range, low-voltage, synchronous, step-down DC/DC converter designed specifically for use in advanced portable consumer applications such as smart phones, tablet computers and wearables.

The key features of the LM2770SD-12157/NOPB include: high efficiency, low output voltage accuracy, small size and excellent transient response.

In terms of its application field, the LM2770SD-12157/NOPB is suitable for a wide range of low-power consumer electronic consumer applications that require ultra-low quiescent current and low component count. It can be used to provide power to devices such as smart phones, wearables, and tablet computers. The DC/DC converter is also suitable for powering any type of microcontroller with an operating voltage range from 2.0V to 5.5V.

The LM2770SD-12157/NOPB is an advanced synchronous step-down DC/DC converter. It allows for a wide range of voltages that can be regulated, including output voltages as low as 0.5V. It also provides a high power conversion efficiency, over 90%, and a fast transient response.

The LM2770SD-12157/NOPB features an externally-trimmable 0.5V feedback voltage that allows it to be adapted to different output voltages, as well as allowing control of the output voltage accuracy independent of line and load. It also features a low-ripple Burst Mode operation mode that is designed to reduce output ripple while maintaining high efficiency, even at very light load currents.

The LM2770SD-12157/NOPB utilizes a PWM/PFM control scheme for managing the output voltage. The frequency and duty cycle of the PWM/PFM output are controlled by an external resistor, allowing users to adapt the switching frequency of the converter for maximum efficiency. In addition, the LM2770SD-12157/NOPB offers external synchronization of the switching frequency for operation with external clock signals.

The LM2770SD-12157/NOPB offers a wide range of features and functions that make it suitable for a range of demanding applications. This includes its low component count, high efficiency, low output voltage accuracy, wide input range, small size and fast transient response. It is an ideal solution for a range of low-power consumer electronics applications.

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