MAX3263CAG+

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The MAX3263CAG+ is a versatile laser driver, offering a stable, high-output current of up to 1.8mA with a voltage range of 2.45V to 4.20V. Designed for applications that require precision laser power, such as laser beam steering, laser medical imaging, and fiber optic communication, the MAX3263CAG+ is a reliable, cost-effective, and easy-to-implement solution.

The MAX3263CAG+ is a dual-channel, low-voltage, MOSFET driver for driving two high-current LED strings, one in each channel. The MAX3263CAG+ has a wide input voltage range from 2.45V to 4.20V, allowing it to be powered from a single 5V supply or a combination of lower voltage supplies, if desired. It also has an adjustable switching frequency of up to 5MHz and a low-voltage disabling switchable option, making it suitable for a variety of power conversion solutions.

The MAX3263CAG+ features a low-noise, high-current integrated MOSFET driver that is capable of producing up to 1.8mA output current. The device also features a voltage option control (V CONT) to program the output voltage and current to match the particular requirements of the application. The integrated MOSFET driver operates on a wide range of supply voltages from 2.45V to 4.20V, and is specified over the full temperature range of -45°C to +125°C.

The MAX3263CAG+ includes two low-noise voltage regulators to supply power to the laser driver, ensuring clean, regulated supply voltages and efficient operation. The regulator’s output current limit is programmable up to 400mA. An optional shutdown feature is also available, allowing the regulator to be disabled when not needed.

The ground-referenced, high-side current sense input on the MAX3263CAG+ allows an external precision amplifier to be connected for fast, accurate sensing of the laser output current. This current sensing feature provides the user with a cost-effective solution for measuring and controlling laser power levels.

In addition, the MAX3263CAG+ includes an integrated MOSFET protection circuit for fast, effective switching of the laser driver. The integrated protection circuit provides fast, transparent current and voltage limits, as well as robust protection from accidental shorts and over-current conditions. It also features a reverse polarity protection circuit that is designed to protect the device from damage in the event of an accidental reverse connection.

The MAX3263CAG+ is specifically designed for the demanding requirements of high-current laser control. With its wide supply voltage range, low-noise voltage regulator, and high-current, integrated MOSFET driver, the device enables efficient, precise laser power. In addition, its intuitive user programming features minimize tuning time and simplify the setup process, allowing users to quickly and easily deploy their laser-based systems.

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