LT1269CQ#TRPBF

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LT1269CQ#TRPBF is a powerful and efficient DC/DC switching regulator for applications requiring a low-irritating, high-efficiency voltage regulator. It is a three-terminal adjustable output voltage regulator, topology is flyback with integrated switches (FSL). The FSL consists of a built-in charge pump and an integrated high-speed switch to provide a voltage conversion & Regulation with a minimum number of external components.

The LT1269CQ#TRPBF switching regulator provides an excellent power solution in many industrial, automotive and consumer applications. Its low noise, high efficiency, small package and wide input voltage range make it an ideal product for voltage regulation and power management in most applications. Furthermore, its very low operating temperature and wide range of adjustable output current (up to 10A) make it a great choice for a variety of low-power applications.

Applications of LT1269CQ#TRPBF are diverse, ranging from industrial to home appliance. It can be used to power PCs and small embedded devices such as Set Top Box, in-car DVD Player, Digital TVs and Multimedia Player. It is also suitable for low-power applications such as mobile phone and battery system due to its high efficiency and low noise operation. In addition, it can also be used in data communication systems such as two-wire or four-wire digital cable TV, 3G/LTE wireless applications, and telecommunications systems.

The LT1269CQ#TRPBF is able to provide up to 10A of continuous output current, making it suitable for various applications including off-line power supplies, DC-DC converters, and battery chargers. The output voltage is adjustable through resistive voltage divider. The adjustable output voltage range is from -3.3V to +12V. It has a wide input voltage range from 7V to 36V.

The LT1269CQ#TRPBF utilizes its integrated frequency foldback and current limiting to maintain low noise and improved system stability. The switching frequency is adjustable from 300kHz to 2MHz. The adjustable frequency helps to minimize input and output ripple as well as radiation. The switching frequency is automatically adjusted to maintain an optimal converter efficiency. As an added benefit, low EMI is achieved due to low frequency switching.

The LT1269CQ#TRPBF has low quiescent current and requires only one external resistor and diode, making it easy to use in a range of applications. The output voltage can be programmed by external resistor and capacitor. The output voltage ripple is minimized by the adjustable switching frequency and peak current limiting. The output voltage is always regulated, thus the device ensures that the output voltage does not exceed the set limit even in varying load conditions.

In conclusion, the LT1269CQ#TRPBF is a highly integrated DC/DC switching regulator ideal for a wide range of low-power 1W applications from industrial and consumer to automotive and telecom. With its adjustable switching frequency, low EMI, low-noise, wide input voltage range, and high current rating, it is an excellent choice for regulating voltage up to 10A. It is a reliable power solution with excellent performance and greatly improved system stability over other conventional switching regulators.

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