AP2125AN-4.2TRG1

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The AP2125AN-4.2TRG1 is a linear voltage regulator integrated circuit (IC) that is used to regulate and convert a steady voltage applied to the input to a desired output voltage level. It is a step-down, high current, non-synchronous DC/DC application field power supply that has a current limit of 4.2A and can operate over a wide input voltage range of 6V to 24V. This power supply is commonly used in industrial, medical and consumer applications such as laser/LED driver, robotics, and automotive applications.

The power supply features a low voltage dropout, low ripple, and low cost of operation which make it suitable for various kinds of applications. Additionally, the power supply is designed to be energy efficient, with a high power efficiency rate of up to 92%. It also has an operating temperature range between -40°C and 85°C.

The power supply includes an on-board control circuit. This control circuit monitors and adjusts the output voltage of the power supply. The on-board control circuit is activated by a logic level control signal. The control signal is suitable for external circuitry and can be used to adjust the output voltage up to the maximum output. Additionally, the control circuit also has a power-on reset feature that automatically reduces the output voltage during power up.

The operating principle of the power supply is based on a linear regulator. A linear regulator works by monitoring the output voltage of the power supply and controlling its output voltage in such a way that it always stays within the required range. The linear regulator uses an internal feedback loop that continuously monitors the output voltage of the power supply. When the output voltage drops below the desired range, the linear regulator increases the voltage by reducing the current. Likewise, when the output voltage exceeds the desired range, the linear regulator decreases the voltage by increasing the current.

The AP2125AN-4.2TRG1 linear voltage regulator is designed for cost-effective power supply design in a variety of applications. With its low current consumption and high efficiency rate, it can provide a reliable and stable voltage output. Additionally, it has an adjustable control circuit that can be configured to output a desired voltage level. This power supply is suitable for automotive, robotics, LED and laser driver applications, as well as industrial and medical applications.

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