STMicroelectronics

LDK130M29R

LDK130M29R Description

The LDK130M29R is a high-performance linear regulator designed by STMicroelectronics, a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for applications requiring a stable and efficient power supply. The LDK130M29R features a fixed output voltage of 2.9V and can deliver up to 300mA of output current, making it suitable for a variety of low-power applications. The device is housed in a compact SOT23-5 package, ideal for surface-mount applications where space is a premium.

LDK130M29R Features

• Output Type: Fixed
• Voltage - Input (Max): 5.5V
• Current - Output: 300mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 120 µA
• Voltage - Output (Min/Fixed): 2.9V
• Voltage Dropout (Max): 0.4V @ 300mA
• Current - Quiescent (Iq): 60 µA
• PSRR: 55dB (120Hz ~ 10kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Grade: Automotive
• ECCN: EAR99
• HTSUS: 8542.39.0001

The LDK130M29R stands out due to its low dropout voltage of 0.4V at 300mA, which ensures high efficiency even under heavy load conditions. The regulator also boasts a low quiescent current of 60 µA, making it suitable for battery-powered devices where power consumption needs to be minimized. Additionally, the device offers excellent power supply rejection ratio (PSRR) of 55dB across a wide frequency range, ensuring stable output voltage under varying input conditions. The inclusion of over-current and over-temperature protection features enhances the reliability and robustness of the regulator, making it ideal for automotive applications.

LDK130M29R Applications

The LDK130M29R is well-suited for a range of applications, particularly those in the automotive sector. Its automotive grade certification ensures that it meets the stringent reliability and performance standards required for in-vehicle electronics. The regulator is ideal for powering microcontrollers, sensors, and other low-power electronic components in automotive systems. Its low dropout voltage and high efficiency make it suitable for applications where the input voltage may vary significantly, such as in battery-powered devices or systems with fluctuating power supplies. The compact SOT23-5 package also makes it an excellent choice for space-constrained designs.

Conclusion of LDK130M29R

In summary, the LDK130M29R is a versatile and efficient linear regulator designed for applications requiring stable power delivery and high performance. Its low dropout voltage, low quiescent current, and excellent PSRR make it a standout choice in the market. The inclusion of over-current and over-temperature protection features further enhances its reliability, making it ideal for automotive and other demanding applications. With its compact size and surface-mount package, the LDK130M29R is a reliable and efficient solution for a wide range of power management needs.