STMicroelectronics

LDLN015PU15R

LDLN015PU15R Description

The LDLN015PU15R is a high-performance linear regulator from STMicroelectronics, designed to deliver a fixed output voltage of 1.5V with a maximum output current of 150mA. This regulator is optimized for low power consumption, featuring a low quiescent current of 60 µA and a maximum supply current of 120 µA. It operates over an input voltage range up to 5.5V, making it suitable for a variety of low-power applications. The device is housed in a compact 6DFN package, ideal for surface-mount applications where space is a premium.

LDLN015PU15R Features

• Output Type: Fixed 1.5V output voltage ensures stable power supply for sensitive electronic components.
• Input Voltage Range: Capable of handling input voltages up to 5.5V, providing flexibility for various power sources.
• Output Current: Delivers a consistent 150mA output current, suitable for powering small to medium-sized devices.
• Low Quiescent Current: With a quiescent current of only 60 µA, this regulator minimizes power loss, enhancing overall system efficiency.
• Enable Control Feature: The enable function allows for dynamic power management, enabling or disabling the regulator as needed.
• Protection Features: Over-current and over-temperature protection ensure reliable operation and safeguard against potential faults.
• High PSRR: A high power supply rejection ratio (PSRR) ranging from 92dB to 50dB (1kHz to 100kHz) ensures minimal noise and ripple on the output voltage.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates the device is suitable for a wide range of environmental conditions without additional moisture protection.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Packaging: Available in a Tape & Reel (TR) package, facilitating efficient manufacturing and assembly processes.

LDLN015PU15R Applications

The LDLN015PU15R is well-suited for a variety of applications where low power consumption and stable voltage regulation are critical. Its compact size and high efficiency make it ideal for:

• Consumer Electronics: Portable devices such as smartphones, tablets, and wearables benefit from its low power consumption and stable output.
• IoT Devices: Ideal for Internet of Things (IoT) devices that require reliable power management and minimal power draw.
• Medical Devices: Suitable for low-power medical devices where precision and reliability are paramount.
• Industrial Applications: Applicable in industrial control systems and sensors that demand stable power supply and low noise.
• Automotive Electronics: Can be used in automotive applications where space constraints and high reliability are essential.

Conclusion of LDLN015PU15R

The LDLN015PU15R from STMicroelectronics is a versatile and efficient linear regulator, offering a combination of low power consumption, stable output voltage, and robust protection features. Its compact 6DFN package and surface-mount design make it suitable for a wide range of applications, from consumer electronics to industrial systems. While the product is marked as obsolete, its technical specifications and performance benefits still make it a reliable choice for applications requiring a fixed 1.5V output and low power draw.