LMR12015XSD/NOPB Integrated Circuits (ICs)

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1. Introduction

   The Texas Instruments LMR12015XSD/NOPB is a switching regulator designed to be used as a step-up DC/DC converter. It provides an efficient, low-cost solution for systems constrained by space and power dissipation. Its architecture and number of integrated features make the LMR12015XSD/NOPB ideal for a variety of applications. It has a wide input voltage range, up to 45V, and offers up to 94% efficiency. Moreover, it features two external switching frequency options, making it suitable for a wide range of applications.

2. Application fields

   The LMR12015XSD/NOPB can be used in a variety of different applications. It is particularly suitable for automotive, industrial and consumer markets. In the automotive market, it can be used for applications such as engine management and powertrain control, active infrared lighting systems, automotive displays and module power supplies. In the industrial market, it can be used for process control, conditioning and automation systems. In the consumer market, the LMR12015XSD/NOPB can be used for mobile phones, tablets and other portable devices.

3. Working Principle

   The working principle of the LMR12015XSD/NOPB is simple yet efficient. The regulator uses a fixed frequency, current-mode, PWM control to achieve tight regulation of output voltage and current. It features a switch-over from Burst Mode® Operation to pulse-by-pulse current limiting for improved efficiency. The regulator also includes thermal shutdown and adjustable overtemperature protection, as well as output voltage tracking and line current limiting for added safety. Furthermore, the device includes overcurrent protection, a high-side drive mode for minimum high-side current impact and integration of an ideal diode for faster start up and higher efficiency.

4. Conclusion

   The LMR12015XSD/NOPB is a switching regulator designed to be used as a step-up DC/DC converter, which offers an efficient, low-cost solution for a variety of applications. Its architecture and integrated features make it ideal for automotive, industrial and consumer markets, offering the advantages of low power dissipation and a wide input voltage range. It has two external switching frequency options and features various integrated protections for improved safety and performance.

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