MSL2100BR

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MSL2100BR Application Field and Working Principle

MSL2100BR is a PMIC (power management integrated circuit) LED Driver manufactured by Maxim Integrated. It is a highly integrated and versatile power management solution, capable of providing up to 10 W of power while tracking, regulating and managing its own energy needs. The device offers an adjustable power range of up to 4.2 A and an adjustable current range of up to 4.25 A.

Features

MSL2100BR’s most prominent features can be summarized as follows:

• Up to 10 W of power at up to 4.2 A and up to 4.25 A current.
• On-chip temperature detection and protection.
• Built-in thermal compensation for temperature stability.
• Adjustable power and current range.
• LED open and short protection.
• Built-in over-voltage and over-current protection.
• Integrated switching regulator for optimal efficiency.
• Small 5x5 mm QFN package.

Applications

MSL2100BR is used in a wide range of LED-based applications, including strips, floodlights, downlights, spotlights and general lighting. It can also be used to power large displays, such as billboards. It is well suited for applications requiring efficient power management and safety protection.

Working Principle

The MSL2100BR integrates a voltage regulator and a current detector to implement an adjustable power and current range. The device will detect the output current and immediately switch off the current source when it exceeds the configured current limit. In addition, the device also supports an external voltage reference to fix the power output level to a certain value. This allows the user to accurately set the required amount of power for the application.

The device features an on-chip thermal detector and protection circuit to ensure that the device does not overheat and shut down due to excessive current and/or power. The device also features a built-in overload protection circuit, which will shut down the current source if an over-current condition is detected. This helps to protect the device from damage and increase overall system reliability.

Conclusion

The MSL2100BR is an ideal solution for LED lighting applications due to its integrated features, such as adjustable power and current range, thermal protection, LED open/short protection and overload protection. It is also highly efficient due to its integrated switching regulator, making it a great choice for applications requiring efficient power management and safety protection.

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