Power Integrations

LNK3604D-TL  

AC DC Converters, Offline Switches

The Power Integrations LNK3604D-TL is a highly integrated, high-efficiency, synchronous buck regulator designed for automotive applications. It is a member of Power Integrations' LinkSeries of products, which are known for their high efficiency, small size, and ease of use.

Description:

The LNK3604D-TL is a synchronous step-down (buck) regulator that is capable of driving a 3A load from a 4.5V to 40V input voltage. It features a high-efficiency synchronous buck topology with a low-RDS(on) power MOSFET for high efficiency and low thermal dissipation.

Features:

1. High Efficiency: The LNK3604D-TL is designed for high efficiency, with a typical efficiency of up to 96%.
2. Wide Input Voltage Range: It can operate from a wide input voltage range of 4.5V to 40V, making it suitable for a variety of automotive applications.
3. Synchronous Buck Regulator: The device uses a synchronous buck topology, which provides high efficiency and low thermal dissipation.
4. High-Frequency Operation: The LNK3604D-TL operates at a high switching frequency of up to 2MHz, allowing for smaller external components and a more compact solution.
5. Integrated Power MOSFETs: The device integrates the power MOSFETs, reducing the number of external components required and simplifying the design.
6. High-Precision Output Voltage: The LNK3604D-TL provides a high-precision output voltage with a typical accuracy of ±1%.
7. Protection Features: The device includes over-current protection, over-temperature protection, and a thermal shutdown feature to protect against fault conditions.

Applications:

The LNK3604D-TL is suitable for a variety of automotive applications, including:

1. Infotainment Systems: The device can be used to provide a stable power supply for automotive infotainment systems, which require a high level of reliability and efficiency.
2. Lighting Systems: The LNK3604D-TL can be used to power LED lighting systems in vehicles, providing a compact and efficient solution.
3. Advanced Driver Assistance Systems (ADAS): The device can be used to power ADAS systems, such as cameras and sensors, which require a stable and efficient power supply.
4. Electric Vehicle (EV) Charging Systems: The LNK3604D-TL can be used in EV charging systems to provide a stable and efficient power supply for charging the vehicle's battery.

In summary, the Power Integrations LNK3604D-TL is a highly efficient, synchronous buck regulator designed for automotive applications. Its high efficiency, wide input voltage range, and integrated power MOSFETs make it an ideal choice for a variety of automotive systems, including infotainment systems, lighting systems, ADAS, and EV charging systems.

LNK3604D-TL Documents

Download datasheets and manufacturer documentation for LNK3604D-TL