onsemi

NCP511SN15T1

NCP511SN15T1 Description

The NCP511SN15T1 is a linear regulator designed for applications requiring a fixed output voltage of 1.5V and a maximum output current of 150mA. Manufactured by onsemi, this IC is part of the Power Management (PMIC) category and is housed in a 5TSOP package. Despite being marked as obsolete, the NCP511SN15T1 remains a reliable choice for certain applications due to its specific technical attributes and performance benefits.

NCP511SN15T1 Features

• Output Type: Fixed, ensuring a stable 1.5V output voltage.
• Input Voltage Range: Capable of handling a maximum input voltage of 6V, providing flexibility in power supply options.
• Output Current: Delivers a consistent 150mA of output current, suitable for a variety of low-power applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.35V at 100mA ensures efficient operation even at low input-to-output voltage differentials.
• Low Quiescent Current: With a quiescent current of only 40 µA, the NCP511SN15T1 minimizes power consumption in standby mode.
• Enable Control Feature: The enable function allows for dynamic control of the regulator, enhancing power management capabilities.
• Protection Features: Incorporates over-current and over-temperature protection, safeguarding the IC and connected components from damage.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 50dB at 1kHz ensures high performance in noise-sensitive applications.
• Mounting Type: Surface mount technologyS (MT) facilitates easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: MSL 1 (unlimited) indicates the IC is suitable for a wide range of environmental conditions without requiring special handling.

NCP511SN15T1 Applications

The NCP511SN15T1 is ideal for applications where a stable and low-power supply is required. Its fixed 1.5V output and 150mA current capacity make it suitable for:

• Battery-powered devices: Provides efficient power management for portable electronics, extending battery life.
• Low-power microcontrollers: Ensures stable power supply for microcontrollers and other low-power ICs.
• Consumer electronics: Suitable for applications such as remote controls, small appliances, and other low-power consumer devices.
• Industrial control systems: Can be used in low-power sensors and control modules within industrial environments.

Conclusion of NCP511SN15T1

The NCP511SN15T1 is a robust and reliable linear regulator that offers a combination of low dropout voltage, low quiescent current, and effective protection features. Despite its obsolete status, it remains a viable option for applications where its specific attributes are required. Its enable control feature and high PSRR make it stand out in noise-sensitive and power-efficient designs. For engineers and designers seeking a dependable power management solution, the NCP511SN15T1 is a worthy consideration, especially in applications that prioritize stability, efficiency, and compact design.