LM2674N-5.0/NOPB

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The LM2674N-5.0/NOPB is one of the family of DC DC switching regulators that are specially designed to deliver a fixed output voltage. It is specifically designed for use in handheld applications, such as digital camera, MP3 players, portable computers, cell phones or Personal Digital Assistants (PDA). The LM2674N-5.0/NOPB is a low-cost, efficient, and low-noise switching voltage regulator, offering excellent performance over a wide range of operating conditions.

The LM2674N-5.0/NOPB consists of an operational amplifier, a voltage reference, and five N- channel MOSFETs connected in a synchronous rectifier and Buck converter/boost regulator circuit. This circuit provides very low output voltage ripple, high transient response, high power efficiency and fast response time. The LM2674N-5.0/NOPB can be used to generate any fixed output voltage from 2.5V to 9V.

The LM2674N-5.0/NOPB is capable of delivering a maximum output current of 850mA. The step-down feature allows it to operate from a single +5V input voltage, making it an ideal choice for portable applications. The step-up feature allows it to operate from a single +3.3V or +2.5V input voltage, providing outputs as high as +9V. The adjustable output voltage allows it to be used in various applications such as LCD backlighting, low voltage logic level conversions, audio amplifiers, and many other applications requiring a single, adjustable output voltage.

The LM2674N-5.0/NOPB features a shutdown pin, which can be used to power down the device during periods of low load. This feature helps to extend the battery life of handheld devices. In addition, the LM2674N-5.0/NOPB has an internal thermal shutdown for overheat protection.

The LM2674N-5.0/NOPB features a wide input voltage range (2.5V to 9V) and a wide output voltage range (0.8V to 9V). This makes the device suitable for both step-down and step-up applications. The device can also supply a maximum output current of 850mA making it suitable for powering low power devices. The LM2674N-5.0/NOPB also features a low-noise operation, making it ideal for audio applications.

The LM2674N-5.0/NOPB includes both external gate resistors and a compensation capacitor, allowing the user to optimize the device’s performance. There is also an external current-limit resistor, which allows the user to set the maximum output current. The device also features an adjustable soft-start, which allows the user to control the voltage ramp-up rate of the device.

The LM2674N-5.0/NOPB is an ideal choice for portable and handheld applications. It is capable of delivering a high output current with a low-noise operation. The device features an adjustable soft-start, external gate resistors, adaptive current-limit and low dropout voltage for precise current regulation. The device is specifically designed for applications where high power efficiency and low output noise levels are required.

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