NT22031-WP

Series:	*
Part Status:	Active
Lead Free Status / RoHS Status:	--
Moisture Sensitivity Level (MSL):	--

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Introduction

NT22031-WP is a laser driver developed by Texas Instruments. It is a power management IC (PMIC) specifically designed for laser applications. The device provides constant current in order to accurately control the output power of the laser diode. The NT22031-WP also provides protection against failure conditions and voltage regulation, making it an ideal choice for laser applications.

Application Field

The NT22031-WP can be used for variety of different laser systems, from medical imaging and photography to industrial sensing and data transmission. The device can provide precise control of laser power levels, enabling it to be used for a variety of optical applications requiring precise power levels.Some of its applications include laser imaging for medical applications, industrial laser cutting and welding, laser range-finding, laser printing and cosmetic surgery. It is also used in optical communications systems and automotive lidar systems.

Advantages

The NT22031-WP provides several advantages in laser applications. It offers precise current control, allowing for better power accuracy. Additionally, it features built-in protection features that provide protection against common failure modes such as over-current and over-voltage. It also features a built-in voltage regulator, allowing the device to be used in a wide range of operating voltages. Finally, the device is also small and cost-effective, making it well-suited to low-cost laser applications.

Working Principle

The NT22031-WP is designed to provide constant current to the laser diode in order to precisely control the output power. The device monitors the voltage across the laser diode and adjusts the current output in order to maintain a constant voltage level. The output current can be adjusted by setting the power level register, allowing for precise control of the laser power.The device also includes built-in protection features, such as over-current and over-voltage protection. When the device detects an over-current condition, the output will be shut down for a predetermined amount of time. After this shutdown period, the device will slowly increase the output current in order to prevent any damage to the laser diode. Additionally, the device features a built-in voltage regulator, allowing it to maintain a constant output voltage at various input voltages.

Conclusion

The NT22031-WP is a power management IC (PMIC) specifically designed for laser applications. It provides constant current in order to precisely control the output power of the laser diode. Additionally, it includes built-in protection features such as over-current and over-voltage protection, as well as a voltage regulator. The device is small and cost-effective, making it well-suited for low-cost laser applications.

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