Texas Instruments

TPS22990NDMLT  

Power Distribution Switches, Load Drivers

The TPS22990NDMLT is a high-voltage, high-current, synchronous step-down converter from Texas Instruments. It is designed to provide a highly efficient and compact solution for converting high input voltages to lower output voltages, making it ideal for a wide range of applications.

Description:

The TPS22990NDMLT is a highly integrated, synchronous step-down converter that can operate from input voltages up to 60V and deliver output currents up to 3A. It features a wide input voltage range, high efficiency, and low quiescent current, making it suitable for a variety of applications.

Features:

1. Wide input voltage range: The TPS22990NDMLT can operate from input voltages as low as 4.5V and as high as 60V, making it suitable for a wide range of applications.
2. High efficiency: The converter features high efficiency up to 95%, which helps to reduce power dissipation and improve overall system performance.
3. Low quiescent current: The device has a low quiescent current of 35µA in normal operation mode and 2.5µA in power save mode, which helps to minimize power consumption in battery-powered applications.
4. Synchronous rectification: The TPS22990NDMLT uses synchronous rectification, which improves efficiency and reduces switching losses.
5. Programmable soft-start: The converter features a programmable soft-start function, which helps to reduce inrush current and minimize output voltage overshoot during startup.
6. Protection features: The device includes over-current protection, over-voltage protection, and thermal shutdown protection to ensure reliable operation.

Applications:

The TPS22990NDMLT is suitable for a wide range of applications, including:

1. Industrial and automotive systems: The high-voltage input capability and high efficiency make it suitable for use in industrial and automotive systems, such as battery charging, power supplies, and motor control.
2. Portable devices: The low quiescent current and high efficiency make it ideal for use in portable devices, such as smartphones, tablets, and wearables.
3. Medical devices: The TPS22990NDMLT can be used in medical devices that require a highly efficient and reliable power supply, such as portable medical instruments and wearable medical devices.
4. Telecommunications: The converter can be used in telecommunications equipment, such as base stations and routers, to provide a stable and efficient power supply.

In summary, the TPS22990NDMLT from Texas Instruments is a highly efficient and versatile step-down converter that can operate from a wide input voltage range and deliver high output currents. Its features, such as synchronous rectification, programmable soft-start, and protection functions, make it suitable for a variety of applications, including industrial, automotive, portable devices, medical devices, and telecommunications equipment.

TPS22990NDMLT Documents

Download datasheets and manufacturer documentation for TPS22990NDMLT

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

Models :

TPS22990NDMLT Symbol & Footprint by SnapMagic      

Application Notes :

Optimize Power Distribution in Low Voltage Applications with Integrated Load Swi      

SPICE Models :

TPS22990 Unencrypted PSpice Transient Model Package (Rev. B)       TPS22990N Unencrypted PSpice Transient Model Package (Rev. A)