MAX16814CATP+T

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The MAX16814CATP+T is a high-performance Power Management Integrated Circuit (PMIC) specifically designed to drive multiple strings of LEDs, typically found in automotive headlamps and rear combination lamps. The device features an integrated power supply, flexible and easy-to-use lighting control logic, and thermally enhanced packaging.

Application Field

The primary application field for the MAX16814CATP+T are automotive lighting applications ranging from headlamps, interior lighting, and aftermarket applications driving multiple strings of LEDs. The device operates off a wide 4.5 V to 40 V input voltage and can source up to 8 strings of LEDs (up to 120 A total). The device is designed to provide high performance, accurate current regulation, and precise control for multiple strings of LEDs under any load and temperature conditions.

Features and Benefits

The MAX16814CATP+T offers several features and benefits for automotive lighting applications. These include advanced current regulation that allows precise control of multiple LED strings with an accuracy of 0.1%, adjustable switching frequency, which helps to reduce EMI, temperature limitation that prevents overtemperature faults, and on-board LED protection circuits that detect LED opens and shorts, and provide protection from constant over-current.

Design and Operating Principles

The MAX16814CATP+T is a high-performance, 8 channel LED driver IC with integrated power supply suitable for automotive lighting applications. The device utilizes current-mode architecture and an analog multiplier to ensure accurate current regulation and precise control of multiple LED strings with an accuracy of 0.1%. The device features selectable switching frequency that allows designers to optimize the tradeoff between EMI and efficiency. The LED driver ICs are designed to operate with a wide input voltage range of 4.5 V to 40 V and can output up to 120 A. Each LED channel has its own adjustable current sense resistor, allowing for independent current control of each LED string.

The device also features several integrated protection functions including overtemperature, open LED detection and short LED detection. These protection functions are enabled by an internal current limiter, temperature monitor, and several built-in safety logic gates. The MAX16814CATP+T offers a robust thermal design with an enhanced package that maximizes the amount of current being sourced. In addition, the device features an SMBus interface that allows for communication with other microcontrollers or external controllers, providing a higher level of control and flexibility.

Conclusion

The MAX16814CATP+T is an ideal solution for automotive lighting applications such as headlights, interior lighting, and aftermarket applications driving multiple strings of LEDs. The device combines advanced current regulation, precise control, and an integrated power supply for high performance and accurate current regulation. The device also features selectable switching frequency, temperature limitation, and several built-in protection functions to provide maximum durability and reliability. In conclusion, the MAX16814CATP+T is an ideal choice for automotive lighting applications.

The specific data is subject to PDF, and the above content is for reference