STMicroelectronics

LD39015M18R

LD39015M18R Description

The LD39015M18R is a high-performance, fixed-output linear voltage regulator from STMicroelectronics. It is designed to deliver a stable 1.8V output voltage with a maximum output current of 150mA. The device features a low dropout voltage of 0.1V at 100mA load current, ensuring reliable operation even under heavy load conditions. The LD39015M18R is available in a compact SOT23-5 package, making it suitable for space-constrained applications.

LD39015M18R Features

• Output Type: Fixed, providing a stable 1.8V output voltage
• Voltage - Input (Max): 5.5V, allowing for a wide input voltage range
• Current - Output: 150mA, suitable for low to medium power applications
• Number of Regulators: 1, simplifying circuit design
• Output Configuration: Positive, ideal for most applications
• Current - Supply (Max): 70 µA, minimizing power consumption
• Product Status: Active, ensuring ongoing availability and support
• REACH Status: REACH Unaffected, compliant with environmental regulations
• RoHS Status: ROHS3 Compliant, adhering to environmental standards
• Moisture Sensitivity Level (MSL): 1 (Unlimited), suitable for various manufacturing processes
• Current - Quiescent (Iq): 50 µA, reducing power consumption in standby mode
• PSRR: 65dB ~ 62dB (1kHz ~ 10kHz), providing excellent power supply rejection ratio
• Mounting Type: Surface Mount, suitable for PCB assembly
• Control Features: Enable, allowing for easy integration into existing systems
• Protection Features: Over Current and Over Temperature, ensuring device reliability

LD39015M18R Applications

The LD39015M18R is ideal for a wide range of applications, including:

1. Portable Electronics: Due to its low power consumption and small form factor, it is suitable for battery-powered devices such as smartphones, tablets, and wearables.
2. Industrial Control Systems: Its stable output and low dropout voltage make it ideal for powering sensitive industrial equipment.
3. Medical Devices: The LD39015M18R's low noise and high PSRR make it suitable for powering medical instruments that require precise voltage regulation.
4. Automotive Applications: Its ability to withstand high input voltages and provide a stable output make it suitable for automotive electronics, such as infotainment systems and sensor interfaces.

Conclusion of LD39015M18R

The LD39015M18R is a versatile, high-performance linear voltage regulator that offers a stable 1.8V output with low power consumption and excellent noise performance. Its compact SOT23-5 package and robust protection features make it an ideal choice for a wide range of applications, from portable electronics to industrial control systems. With its ongoing support and compliance with environmental regulations, the LD39015M18R is a reliable choice for designers looking to incorporate a high-quality voltage regulator into their next project.