LYT4313E

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The LYT4313E is a configurable offline LED lighting driver IC (Lytik Dimmable LED Drivers) manufactured by LYT. The LYT4313E is designed for use in high power, configurable applications, providing a versatile solution for non-isolated topologies in high-power LED lighting applications.

The LYT4313E has a wide operating voltage of 24V to 72V, and is capable of driving up to 40W of power per channel. It supports three types of input sources - DC, AC and PWM. It is designed with a wide range of output voltage and current precision, allowing LED lighting designers to achieve optimal light output and efficiency.

The LYT4313E provides multiple configurable features such as Pulse Width Modulation (PWM) dimming, Light Operated Dimming (LOD) and momentary off operation. It is also capable of providing Intelligent Over-Temperature Protection (IOTP) and thermal shutdown, eliminating the need for external components. All these features make the LYT4313E a versatile solution for automotive lighting, industrial lighting and outdoor lighting applications.

UL-certified, the LYT4313E is ideal for automotive, industrial and outdoor lighting applications.

Applications of the LYT4313E include DC-DC, AC-DC and offline switch applications. It is typically used in light bars, wall washers, vapor tight lights, emergency lights and landscape lighting among other applications. It is popular for use in lighting applications due to its low cost, high precision, long-term reliability and easy integration.

The LYT4313E belongs to the PMIC - AC DC Converters, Offline Switchers. It has a working principle of voltage and current adjustment. It can step-down the input voltage in two-channel configuration and boost output current. It can also step-up the incoming voltage in a single-channel configuration and balance output current.

The LYT4313E has a maximum output current of 40mA per channel, with a maximum switching frequency of 300KHz. It supports CV/CC/CP, PWM and Light On Demand (LOD) dimming, allowing users to configure the lighting system according to their needs. It is designed for high efficiency and low EMI, making it ideal for automotive and military applications.

LYT4313E provides an adjustable amplitude plan, and it can be adjusted based on the application requirement. The adjustable amplitude can reach up to 130%. The LYT4313E also features a built-in current limiter that protects the system by limiting the current. The peak current of the output current is adjustable with a maximum value of 5x times of the programming current.

The LYT4313E is suitable for temperature range of -40℃ to 125℃, and offers a long-term operating temperature up to 85℃. It is also EMI compliant, having undergone rigorous EMC testing, making it suitable for general purpose and commercial use.

In conclusion, the LYT4313E is a versatile, configurable IC designed for non-isolated topologies in high-power LED lighting applications. It is designed to provide multiple configurable features and is UL-certified. The LYT4313E belongs to the PMIC - AC DC Converters, Offline Switchers and it has a working principle of voltage and current adjustment.

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