LM3464MHX/NOPB

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The LM3464MHX/NOPB is a single-channel LED driver utilizing a high-speed current-mode, PWM control architecture to manage LED lighting applications. It is designed with high efficiency, low power consumption, and accurate LED current regulation. The device is particularly suited for automotive, industrial, and medical applications.

The LM13464MHX/NOPB is a switching Pulse width Modulation (PWM) LED Driver, designed to regulate LED current in applications such as automotive and medical systems. It contains an internal single-channel LED driver, offering LED current regulation and LED brightness control, providing reliable LED current regulation. It has an internal PWM dimming frequency of 660kHz, an efficient, low quiescent current of 1.5mA, and high PWM duty cycle of 96%.

The LM13464MHX/NOPB also contains an internal MOSFET switch (VLED,internal) rated up to 55V/150mA and has an operating temperature range of -40°C to +125°C. It is also protected against over temperature and over voltage with adjustable fault protection levels. Additionally, it is equipped with a low-voltage start and thermal shutdown circuit.

The LM13464MHX/NOPB contains a high-side current source comprising an external resistor, a microcontroller or DSP, and a sense resistor, connected to the low-side MOSFET switch. When a control signal is applied from a microcontroller or DSP, the current source is used to control the LED current. This fine-tuned control capability produces a smooth and accurate LED current regulation.

The LM13464MHX/NOPB LED Driver also features LED brightness control with a dimming range of 0.1% to 99%. This feature allows the user to precisely control LED brightness in order to match their application requirements. In addition, there is a built-in over temperature protection, under voltage lockout, and low-voltage start.

In summary, the LM13464MHX/NOPB is an advanced and versatile LED Driver, providing efficient and reliable operation over a wide range of operating conditions. It has a high PWM duty cycle and a fast current control response, making it suitable for applications in automotive, medical, and industrial fields.

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