LM3671MF-1.5/NOPB

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The LM3671MF-1.5/NOPB is a high performance, low rippling, synchronous, step-down, DC-DC switching regulator. It is ideal for applications that require high efficiency with tight regulation performance. It is a very popular choice for a variety of power supply applications, including, but not limited to, home appliances, consumer electronics, portable equipment, and automotive, industrial, and medical applications.

The regulator consists of an integrated voltage reference, input voltage sensing, feedback and loop compensation components, high-side and low-side drivers, and a power switch. The power switch is an efficient, high-side, using N-channel MOSFETs in a synchronous buck configuration. The control loop comprises of a voltage reference and voltage sensing circuit, a loop compensation network, and a feedback amplifier. The phase-shift and current control architecture of the LM3671MF-1.5/NOPB ensures that the output voltage is regulated to within a few hundred millivolts, depending on the system requirements and load current.

The LM3671MF-1.5/NOPB has an adjustable output voltage range, which can be adjusted by the voltage reference and feedback components. The output voltage is typically very accurately regulated over a wide range of input voltages and load conditions. Additionally, the device features wide pulse-width modulation (PWM) range and low-output voltage ripple. This allows it to produce an output voltage that is very close to the desired setpoint.

The LM3671MF-1.5/NOPB also features high efficiency, allowing it to operate with small input-to-output voltage differential. The efficiency helps to reduce component size, cost and energy wastage. Additionally, the device includes soft-start circuitry and proprietary, additive-constant frequency compensation, which provides improved performance.

In summary, the LM3671MF-1.5/NOPB is an efficient, DC-DC switching regulator that is suitable for a variety of power supply applications. It features high efficiency, wide PWM range, low ripple, adjustable output voltage, and enhanced compensation circuitry. It is an ideal choice for applications that require high efficiency with tight regulation performance.

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