AP4312QK6TR-G1

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AP4312QK6TR-G1, which is a low noise, high efficiency, high power step-down DC/DC converter, is mainly applied in LED flash and LED display light products. The device also has the capability of fast start and end, which can reduce the power loss of LED light, and also providing ultra-low output noise level. It also has high current mode, current folding protection, rated input current protection and low power sleep mode. AP4312QK6TR-G1 is suitable for input voltage of up to 27V, and can provide continuous output current up to 2A.

The working principle of AP4312QK6TR-G1 is based on the control-load-switch technology. This technology utilizes the pulse width modulation (PWM) to control the delivery of power to the LED light. PWM provides a constant power output to the LED light, and can maintain its brightness in a stable manner. The system also has a built-in feedback loop to monitor the input and output power, which can further optimize the energy efficiency.

The system has a low quiescent current of 2.5A, which can reduce the power consumption of the LED light source. The AP4312QK6TR-G1 also has an over voltage protection function, which can prevent the device from operating under an unexpected voltage level. Additionally, it has a thermal protection function, which can reduce the amount of power dissipated when the temperature exceeds a certain threshold. Besides, the device has an internal load detection circuit, which is used to detect the current flowing through the LED light.

In summary, AP4312QK6TR-G1 is a low-noise, high-efficiency, high-power step-down DC/DC converter, which is mainly applied in LED flash and LED display light products. The device has a wide operating voltage range and can provide a stable power output to the LED lights. It also has low quiescent current and low power sleep mode. Additionally, it has a built-in feedback loop to monitor the input and output power, and it has over voltage protection and thermal protection functions.

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