LM2611BMF/NOPB

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The LM2611BMF/NOPB is a monolithic integrated DC-DC regulator and power output device, primarily intended for providing efficient step-down power from a wide input voltage, typically 5V to 15V, to a low voltage output. The LM2611BMF/NOPB has been designed to provide up to 1A peak current and offers both an internal regulation regulator and an internal synchronous rectifier to ensure high efficiency and high accuracy over the full range of operating conditions. This device offers a wide range of adjustable output voltages and can be easily configured to integrate with other system designs, as well as to maintain stable operation over a wide range of input voltages. The LM2611BMF/NOPB is ideal for providing single-supply, high-efficiency step-down DC-DC conversion from 5V to 15V and is particularly useful in applications such as motor drives, DC-DC converter systems, Li-Ion battery charging, and general-purpose A/C and D/C load regulation.

Application Field:

The LM2611BMF/NOPB is a versatile step-down DC-DC converter that can be used in a wide range of applications, such as motor drives, DC-DC converter systems, Li-Ion battery charging, A/C and D/C load regulation and more. It is particularly useful for applications that require single-supply, high-efficiency step-down DC-DC conversion from 5V to 15V.

Working Principle:

The core of the LM2611BMF/NOPB is an internal voltage regulator, which is augmented by an internal synchronous rectifier to provide high-efficiency power conversion from a wide input voltage to a low output voltage. The output voltage is set by a power MOSFET, which is controllable for different output voltage ranges. The device includes an internal current-limit circuit and an Over Voltage Protection (OVP) circuit to keep the output voltage within a safe window. Furthermore, the device includes an internal thermal shutdown circuit that is activated if the junction temperature exceeds 160°C.

The LM2611BMF/NOPB features a low-side MOSFET with synchronous rectification that improves system efficiency by reducing switching losses, reducing component count and internals costs. The device can be adjusted to perform over a wide range of input voltages and to produce a regulated output with excellent line regulation, load regulation and transient response characteristics. Furthermore, the device is capable of providing up to 1A peak output current, making it ideal for driving DC-DC power converters that require high output current.

In summary, the LM2611BMF/NOPB is a compact, efficient, low-cost step-down DC-DC converter that is capable of providing a regulated output voltage from a wide input voltage range. It offers high efficiency, wide output voltage range, low component count and low cost, making it an ideal choice for a wide range of applications.

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