LM2574HVM-12

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The LM2574HVM-12 is a high-voltage switching regulator from Texas Instruments. It is part of the company’s DoubleClick Power Analog Control (DPAC) family of products and is intended for use in battery-powered devices and other applications that require a high-voltage switch-mode power supply. The device features a simple buck-boost design with operating voltages of up to 12V, and is capable of providing up to 2.5A of output current.

The LM2574HVM-12 is classified as a PMIC (Power Management Integrated Circuit) Voltage Regulator, and more specifically a DC DC Switching Regulator. This type of voltage regulator provides the advantage of high power efficiency, low heat generation, and excellent noise rejection capabilities. DC DC switching regulators are widely used in a variety of applications such as consumer electronics, office automation systems, communication systems, and automotive electronics.

The device utilizes a fixed frequency of 2MHz to ensure low output noise, excellent line and load regulation, and superior transient response while maximizing overall power efficiency. The regulator can be shut down via its enable control, and also features a programmable soft-start feature to reduce inrush current on start-up. Protection features on the LM2574HVM-12 include overload, short-circuit, thermal shutdown, and current limit.

The device is packaged in a low profile 16-pin SOIC package and is available in a -20°C to +85°C temperature range. The LM2574HVM-12 is optimized for fast loop response and minimized input ripple current, making it ideal for applications requiring high efficiency and fast load transients.

Overall, the LM2574HVM-12 is a high-quality, low-cost and highly efficient DC DC switching regulator, ideal for a variety of applications requiring battery-powered or high-voltage operation. With its excellent line and load regulation, low-noise operation, and protection features, the device provides a complete switching regulation solution which is simple to use and cost-effective.

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