LTC7862HUFD#PBF

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The LTC7862HUFD#PBF is a DC/DC switching controller for a wide range of applications. It is ideal for isolated DC/DC power solutions that require highest efficiency, fast transient response and accurate load regulation.

The device has fixed switching frequency of 1.25MHz and a wide power range from 0.2W to 2W. Operating voltage ranges from 2V to 16V, with a maximum output current of 4A. It is programmed through I2C serial interface, providing the flexibility for below 1us load step response.

The LTC7862HUFD#PBF is especially intended for automotive, aviation and industrial applications, where stringent space and thermal calculations are mandatory. It is based on an 380kHz hysteretic current mode control which provides fast transient response and accurate output voltage. The output voltage is adjustable from 0.6V to 5V with an accuracy of ± 5% in the light load conditions, and has very low output noise.

The device is a low profile, low power and low cost solution with high efficiency, low EMI and excellent load regulation. It can be configured for single ended or capacitor coupled, wide input range operations and provide a high peak efficiency of up to 95%. Its low dropout voltage and high output current makes it ideal for high current applications.

The LTC7862HUFD#PBF features an integrated PWM controller, non-volatile memory, and an over-voltage protection circuit. It also has an external clock synchronization function, allowing synchronization to an external clock at frequencies up to 10MHz. It supports current mode to reduce EMI noise and provide a low overshoot solution. The device also supports pre-regulated levels, so that output is more stable during sudden changes in input voltage.

The LTC7862HUFD#PBF is ideal for DC/DC buck, boost, buck-boost and SEPIC applications. It is available in the bare die form or either in a TO-220 or a 5-lead or 6-lead SOT-23 package. These packages help to reduce noise radiations, ensuring quieter operating conditions.

To summarize, the LTC7862HUFD#PBF is an ideal solution for applications requiring accurate output regulation and fast transient response. It is a low cost and robust solution, capable of providing high efficiency and stable output voltage in a wide range of applications. Its features and performance make it ideal for features and performance make it ideal for applications ranging from automotive, industrial, aviation and many other demanding applications.

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