Texas Instruments

LM3488QMM/NOPB  

DC DC Switching Controllers

The LM3488QMM/NOPB is a high-efficiency, step-down switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a higher input voltage source. Here is a brief description of the model, its features, and applications:

Description:

The LM3488QMM/NOPB is a monolithic step-down switching regulator that integrates a power MOSFET, a low-dropout (LDO) regulator, and a high-efficiency synchronous rectification controller. It is available in a compact 10-pin QFN package, making it suitable for space-constrained applications.

Features:

1. High Efficiency: The LM3488QMM/NOPB offers high efficiency, making it suitable for battery-powered applications where power consumption is a critical factor.
2. Wide Input Voltage Range: It can operate with input voltages from 4V to 40V, making it versatile for a range of power supply applications.
3. Low Dropout Voltage: The integrated LDO regulator provides a low dropout voltage, ensuring stable regulation even under heavy load conditions.
4. Synchronous Rectification: The device uses synchronous rectification, which minimizes power losses and improves efficiency, especially at low output voltages and high input voltages.
5. High Frequency Operation: The switching frequency can be set between 300kHz and 1MHz, allowing for smaller external component sizes and more compact designs.
6. Short Circuit and Thermal Protection: The device includes built-in protection features such as short circuit protection, thermal shutdown, and over-temperature warning.
7. Adjustable Output Voltage: The output voltage can be adjusted using an external resistor divider, providing flexibility for different applications.
8. Compact Package: The 10-pin QFN package is suitable for applications with limited space.

Applications:

1. Portable Electronics: Due to its high efficiency and low dropout voltage, the LM3488QMM/NOPB is ideal for powering portable devices like smartphones, tablets, and wearables.
2. Power Banks: It can be used in power banks to efficiently step down the voltage from the battery to charge external devices.
3. Medical Devices: The device's efficiency and reliability make it suitable for use in battery-powered medical equipment.
4. IoT Devices: The LM3488QMM/NOPB can be used in Internet of Things (IoT) devices that require efficient power management.
5. Industrial Equipment: It can be used in industrial applications where a stable and regulated output voltage is required, such as in sensors and control systems.

Please note that this is a general overview, and for specific design considerations and detailed technical information, it is recommended to refer to the datasheet and design resources provided by Texas Instruments.

LM3488QMM/NOPB Documents

Download datasheets and manufacturer documentation for LM3488QMM/NOPB

Datasheets :

LM3488MMX