NCV4274ADS50G

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The NCV4274ADS50G is a linear voltage regulator in the power management integrated circuit, or PMIC, device family. This device has a wide, adjustable output range and is designed to provide precision low noise power for general-purpose applications.

Overview of the NCV4274ADS50G

The NCV4274ADS50G is a precision low-noise output low dropout (LDO) linear voltage regulator with an adjustable output voltage up to 50V from a wide input range. This device is designed to extend battery life by maintaining a constant 3.3V output voltage from 1.4V input to 5.5V input.

The NCV4274ADS50G also includes a noise reduction architecture, dynamic output voltage stabilization, and an addressability feature that allows an application-specific output voltage to be programmed through on-chip registers. The device also features an Output Disconnect pin that can be used to quickly disconnect the output from the input.

The NCV4274ADS50G is available in a variety of package options, including micro SMD, 8-lead SOIC, and 16-pin TSSOP. The device is rated for an operating junction temperature range of -40°C to +125°C and can handle up to 1.5A of output current.

Features and Benefits of the NCV4274ADS50G

• Wide Adjustable Output Voltage Range: The NCV4274ADS50G has an adjustable output voltage range of 1.3V to 50V, a wide range that enables it to be used in a variety of applications.
• Low Noise Power: The device features a noise reduction architecture and dynamic output voltage stabilization to ensure low noise power.
• Addressability Feature: The addressability feature allows for an application-specific output voltage to be programmed through on-chip registers.
• Output Disconnect Pin: The Output Disconnect pin allows for quick disconnection of the output from the input.
• Package Options: The device is available in several packages, including micro SMD, 8-lead SOIC, and 16-pin TSSOP.
• High Operating Temperature Range: The device is rated for an operating junction temperature range of -40°C to +125°C.
• High Output Current: The NCV4274ADS50G can handle up to 1.5A of output current.

Applications of the NCV4274ADS50G

The NCV4274ADS50G is well suited for a variety of applications, including automotive, industrial, and consumer electronics. Its wide adjustable output voltage range and low noise operation make it ideal for applications that require a precisely regulated voltage, such as automotive infotainment systems, surveillance cameras, handheld devices, and industrial control systems.

Working Principle

The NCV4274ADS50G operates on a simple working principle. When the input voltage is applied, the device internally controls the output voltage to within its specified accuracy range by controlling the amount of current sourced and sunk by the internal pass element. This pass element is a pulse width modulated (PWM) switch whose duty cycle is controlled by an internal voltage reference. The device monitors the output voltage via a voltage divider and adjusts the duty cycle of the internal switch to maintain the desired output voltage. When the input voltage is removed, the device will disconnect the output from the input, thus protecting the load from being exposed to the input voltage.

The NCV4274ADS50G is an ideal solution for applications that require low noise, low dropout, and an adjustable output voltage. Its wide adjustable output range and addressability feature make it well suited for a variety of applications. With its high operating temperature range and high output current rating, the NCV4274ADS50G is an excellent choice for powering your application’s low-noise needs.

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