STMicroelectronics

LDK120M29R  

Linear & Switching Voltage Regulators

LDK120M29R Description

The LDK120M29R is a high-performance linear voltage regulator designed by STMicroelectronics, a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is specifically tailored for applications requiring a fixed output voltage of 2.9V and a maximum output current of 200mA. The LDK120M29R is housed in a compact SOT23-5 package, making it suitable for surface-mount applications where space is a critical consideration.

LDK120M29R Features

• Output Type: Fixed
• Input Voltage Range: Up to 5.5V
• Output Voltage: Fixed at 2.9V
• Output Current: Up to 200mA
• Number of Regulators: 1
• Output Configuration: Positive
• Supply Current: Maximum of 100 µA
• Quiescent Current: 60 µA
• Voltage Dropout: Maximum of 0.3V at 200mA
• Power Supply Rejection Ratio (PSRR): 55dB over the frequency range of 120Hz to 10kHz
• Control Features: Enable functionality
• Protection Features: Over-current and over-temperature protection
• Compliance: REACH Unaffected, RoHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Mounting Type: Surface Mount
• Packaging: Tape & Reel (TR)

LDK120M29R Applications

The LDK120M29R is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and high PSRR make it particularly suitable for battery-powered devices, consumer electronics, and portable devices where power efficiency and noise reduction are critical. The enable feature allows for dynamic power management, enabling the regulator to be turned on and off as needed, which is beneficial for power-saving applications.

Conclusion of LDK120M29R

The LDK120M29R stands out in the market due to its combination of high performance and compact size. Its low dropout voltage ensures efficient power conversion, even at low input voltages, making it ideal for applications where the input voltage may vary. The over-current and over-temperature protection features enhance the reliability and safety of the regulator, ensuring it can operate under various conditions without degradation. The enable control feature provides additional flexibility, allowing for dynamic power management and further power savings. Overall, the LDK120M29R is a robust and versatile linear regulator that offers significant advantages over similar models, making it a preferred choice for designers and engineers in the electronics industry.

LDK120M29R Documents

Download datasheets and manufacturer documentation for LDK120M29R

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Product Change Notification (PDF)       PRODUCT / PROCESS CHANGE INFORMATION (PDF)