LM3409HVMYX/NOPB

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 LM3409HVMYX/NOPB is a PMIC (Power Management Interface Chip) integrated circuit that specializes in controlling the current output of LED drivers. It features a wide operating voltage range of 9V to 60V and is optimized for driving high brightness LEDs. As an alternative to traditional ballast and inverter based LED drive solutions, the LM3409 provides very high efficiency, ease of design and high reliability.

The key benefits of the LM3409HVMYX/NOPB are its high efficiency, adjustable power, and inclusion of dimming control. It is capable of driving multiple strings of LEDs up to 1000mA, allowing it to harness very high power and efficiently dissipate heat generated by the LEDs. The adjustable power feature enables users to fine-tune the total current drawn by the LEDs, allowing for better power management. And with dimming control, users can have more control over the brightness of their LED strip and vary it with their own specifications.

When it comes to the working principle of the LM3409HVMYX/NOPB, the heart of the system is an onboard MCU that is capable of generating a configurable Dimming signal, either from an external input (such as from a microprocessor or ADC) or from an internal oscillator. The dimming signal is then sent to the PWM output pins, which can be used to control the current through the LEDs. Additionally, the driver also includes a PWM timer, allowing the user to configure the frequency of the dimming signal. Furthermore, the LM3409 also provides an analog dimmer input, allowing the user to adjust the LED brightness manually.

Other features of the LM3409HVMYX/NOPB include temperature monitoring and protection, fault detection and brown-out protection. The LM3409HVMYX/NOPB provides an over-temperature protection feature designed to shut down the output when the die temperature exceeds a certain level. This prevents the LEDs from overheating, which would risk damaging them. Additionally, the LM3409 includes fault detection, which monitors for any types of abnormal conditions, such as open or short circuits. The driver will then shut off the output current when the fault is detected, protecting the LEDs from potential damage. Finally, there is a brown-out protection feature which detects if the input voltage is too low, and will shut off the output current if the supply voltage drops below a certain level.

In summary, the LM3409HVMYX/NOPB is a powerful but easy to use PMIC for driving LEDs. It is optimized for high power applications and supports dimming control, fault detection, temperature monitoring, and brown-out protection. It is the perfect choice for efficient, robust and reliable LED drive solutions.

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