Texas Instruments

LP38842S-1.2/NOPB  

Linear & Switching Voltage Regulators

LP38842S-1.2/NOPB Description

The LP38842S-1.2/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 1.2V and a maximum output current of 1.5A. This device is ideal for applications requiring a stable power supply with minimal voltage drop. The regulator operates within an input voltage range up to 5.5V and features a low dropout voltage of 0.315V at maximum load, ensuring efficient power conversion even at low input voltages. The LP38842S-1.2/NOPB is housed in a surface-mount DDPAK package, making it suitable for compact and high-density designs. It includes an enable control feature and comprehensive protection mechanisms such as over-current, over-temperature, and short-circuit protection, ensuring robust and reliable operation.

LP38842S-1.2/NOPB Features

• Fixed Output Voltage: Provides a stable 1.2V output, ideal for sensitive electronic circuits.
• High Output Current: Capable of delivering up to 1.5A, supporting high-current applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.315V at 1.5A, it ensures efficient power conversion.
• Enable Control: Allows for dynamic control of the regulator, enabling power-saving modes.
• Protection Features: Over-current, over-temperature, and short-circuit protection enhance reliability and longevity.
• Low Quiescent Current: Consumes only 30 µA in quiescent mode, minimizing power loss.
• High PSRR: Offers a power supply rejection ratio of 80dB to 65dB across a frequency range of 120Hz to 1kHz, ensuring clean output voltage.
• Compliance and Status: REACH unaffected, RoHS3 compliant, and active product status ensure regulatory compliance and availability.
• Moisture Sensitivity Level: MSL 3 (168 hours) ensures the device is suitable for various manufacturing environments.

LP38842S-1.2/NOPB Applications

The LP38842S-1.2/NOPB is well-suited for a variety of applications where a reliable and efficient power supply is critical. Its low dropout voltage and high output current make it ideal for powering microcontrollers, sensors, and communication interfaces in embedded systems. The regulator's compact DDPAK package and surface-mount design allow for integration into space-constrained designs, such as portable electronics and IoT devices. The enable control feature and comprehensive protection mechanisms make it suitable for applications requiring dynamic power management and high reliability, such as industrial control systems and medical devices.

Conclusion of LP38842S-1.2/NOPB

The LP38842S-1.2/NOPB from Texas Instruments stands out as a versatile and efficient linear regulator, offering a fixed 1.2V output with a maximum current of 1.5A. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. The enable control and low quiescent current further enhance its suitability for power-sensitive designs. With its compact surface-mount package and regulatory compliance, the LP38842S-1.2/NOPB is an excellent solution for modern power management needs, ensuring stable and efficient power delivery in various electronic systems.

LP38842S-1.2/NOPB Documents

Download datasheets and manufacturer documentation for LP38842S-1.2/NOPB

Datasheets :

LP38842      

Design Resources :

LP38842 Design with WEBENCH® Power Designer      

HTML Datasheet :

LP38842