LM22675MR-ADJ/NOPB

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The LM22675MR-ADJ/NOPB is a DC-to-DC switching regulator designed to provide a good performance, efficiency, and cost-effective solution for a wide range of industrial, consumer, and other applications. The package size and shape of the regulator are specifically designed to optimize thermal performance, and the integrated system-on-chip solution enables a very reliable device with a wide range of operating parameters and settings.

The LM22675MR-ADJ/NOPB was designed to suit many task-specific, low-power DC-to-DC switching regulator applications such as industrial power supplies, consumer electronics, automotive, and commercial and home automation systems. Its superior performance parameters, including high efficiency and low standby current, make it the ideal solution for powering high-end systems such as embedded processors and controllers, networking and telecommunications, as well as applications that require precise voltage regulation.

The LM22675MR-ADJ/NOPB consists of a buck (step-down) switching regulator controller and an integrated power MOSFET, offering a low voltage drop across the MOSFET and providing a space-saving, single-chip solution. The switch frequency is programmable, allowing designers to adjust the regulator parameters to optimize the performance of the system in accordance with the specific application requirements.

The working principle of the LM22675MR-ADJ/NOPB is based on the principle of buck switching regulators. It works by controlling the voltage load on the output by utilizing a feedback loop. When the load voltage on the output drops below a predetermined level, the controller in the regulator detects this and, in turn, switches on the power MOSFET connected in series with the output voltage. This increases the output voltage, bringing it up to a stable level. As soon as the output voltage reaches this level, the controller again switches off the MOSFET and the feedback loop is able to maintain the output voltage as long as system load remains below the set level.

The LM22675MR-ADJ/NOPB also offers several features to ensure robust operation and failure protection. These include support for a variety of external protection circuits, such as an over-current protection (OCP) circuit and a voltage-foldback protection (VFP) circuit. The OCP circuit helps to prevent the output voltage from being overloaded, while the VFP circuit helps to limit maximum output voltage during short-term and over-voltage events.

The LM22675MR-ADJ/NOPB is suited for a wide range of applications, including those requiring high efficiency, low standby current, low output voltage ripple, and an overall small form factor. The device can be configured to provide up to 3A continuous output current and is capable of delivering up to 6A for peak transient loads. The regulator is packaged in an 8-lead, dual-in-line package and is pin-compatible with the SOC820, offering a cost-effective solution without the need for additional components.

Overall, the LM22675MR-ADJ/NOPB is a compact, high-performance DC-to-DC switching regulator designed to provide a good performance, efficiency, and cost-effective solution for a wide range of applications. With its wide range of operating parameters and settings, it is the ideal choice for powering high-end systems and other applications requiring precise voltage regulation.

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