AP3608EM-G1

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The PMIC - LED Drivers is a category of application which attracts a lot of attention as its importance increases in the field of technology. The AP3608EM-G1 is one of the most popular and reliable LED drivers for use in a wide range of applications. This article will provide an overview of the AP3608EM-G1 application field and its working principle.

The AP3608EM-G1 is a three-phase, highly efficient, high powerFactor, low-voltage buck Converter. It supports a constant current output and an adjustable frequency of up to 600KHZ. The AP3608EM-G1 is well-suited for driving multiple high-power LED strings in a variety of applications, including indoor and outdoor lighting, automotive lighting, and signage. The AP3608EM-G1 is energy-saving and efficient; its low-voltage working range of 5V to 12V makes it suitable for a wide range of LED strings.

The AP3608EM-G1 is a fully integrated LED driver. It contains all the necessary components in its regulated LED driver, including a DC/DC converter, digital current control referenced to an external R sensing resistor, dimming options and thermal shutdown protection. In addition, its external resistor can set the LED current from 0.2A to 14A, making it ideal for high-power LED driver applications. The wide operating temperature range of -20 degreeC to 75 degreeC means it can be used in a variety of environmental conditions.

In addition to its wide applications, the AP3608EM-G1 also offers a higher power factor with lower harmonic distortion. The high power factor ensures the optimal use of the supply power. The RCD clamp decreases the peak voltage stress, resulting in increased safety ratings. The AP3608EM-G1 also features a programmable soft-start parameters, enabling more efficient operation of the system.

The AP3608EM-G1 is designed for ease of use and requires minimal external components for operation. The on-board device can be used as a reference voltage source for LED string current referencing. The device supports a full range of dimming functions and can dim from 5% to 100% of nominal current. The LED voltage regulation is provided by an external MOSFET, which enables a wide range of LED protection. The integrated thermal shutdown protection makes the device suitable for harsh environmental conditions.

The working principle of the AP3608EM-G1 is quite simple. The converter receives a DC input of 8V or 12V and then regulates the output current to drive multiple LED strings. The efficiency of the power conversion and the current regulation is 98%. The RCD clamp decreases the peak voltage stress, resulting in increased safety ratings. The output current can be controlled by an external resistor, and the soft-start parameters can be programmed for efficient system operation.

In conclusion, the AP3608EM-G1 is an ideal LED driver for applications in a wide range of applications. It provides a high power factor and low harmonic distortion, a wide operating temperature range, and thermal protection. Its programmable parameters and integrated dimming functions enable effective system operation. In addition, its ease of use and minimal external components make it an attractive option for high-power LED driver applications.

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