STMicroelectronics

LD29150DT50  

Linear & Switching Voltage Regulators

LD29150DT50 Description

The LD29150DT50 is a high-performance linear regulator designed by STMicroelectronics, a leading manufacturer in the power management integrated circuit (PMIC) sector. This IC is specifically engineered to provide a stable 5V output at a maximum current of 1.5A, making it ideal for a wide range of applications requiring precise voltage regulation. The regulator operates with an input voltage range up to 14V, ensuring compatibility with various power sources.

The LD29150DT50 features a low dropout voltage of 0.7V at full load, which enhances efficiency and minimizes power dissipation. This attribute is particularly beneficial in applications where the input voltage is close to the output voltage, as it allows the regulator to maintain optimal performance even under such conditions. Additionally, the regulator boasts a quiescent current of just 180 µA, contributing to its energy-efficient operation.

The device is housed in a DPAK package, which is known for its robustness and thermal performance, making it suitable for surface-mount applications. The regulator also includes over-current and over-temperature protection features, ensuring reliable operation and safeguarding against potential faults.

LD29150DT50 Features

• Output Type: Fixed 5V output voltage, ensuring stable power supply.
• Input Voltage Range: Up to 14V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 1.5A, suitable for demanding applications.
• Low Dropout Voltage: 0.7V at 1.5A, enhancing efficiency and reducing power loss.
• Quiescent Current: Low at 180 µA, contributing to energy efficiency.
• Protection Features: Over-current and over-temperature protection ensures reliability and safety.
• Package Type: DPAK, offering excellent thermal performance and durability.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.

LD29150DT50 Applications

The LD29150DT50 is well-suited for a variety of applications where a stable 5V supply is required. Its high current capability and low dropout voltage make it ideal for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Providing stable power to sensors, controllers, and other critical components.
• Automotive Systems: Ensuring reliable power supply to electronic control units (ECUs) and infotainment systems.
• Communication Devices: Supplying power to routers, modems, and other networking equipment.
• Medical Devices: Powering diagnostic tools and portable medical equipment.

Conclusion of LD29150DT50

The LD29150DT50 from STMicroelectronics is a versatile and efficient linear regulator that offers a reliable 5V output at up to 1.5A. Its low dropout voltage and low quiescent current make it an energy-efficient choice for a wide range of applications. The inclusion of over-current and over-temperature protection features ensures robust and safe operation. Despite being marked as obsolete, the LD29150DT50 remains a valuable component for applications requiring a stable and efficient power supply. Its DPAK package and surface-mount design make it easy to integrate into modern electronic systems, ensuring continued relevance in the power management market.

LD29150DT50 Documents

Download datasheets and manufacturer documentation for LD29150DT50