Texas Instruments

LM5158RTER  

DC Switching Voltage Regulators

The LM5158RTER is a high-efficiency step-down switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a wide range of input voltages. Here is a brief description of the model, its features, and applications:

Description:

The LM5158RTER is a synchronous, step-down switching regulator that can operate from an input voltage range of 4.5V to 28V. It is available in a compact thermally enhanced 20-pin HTSSOP package. The device is designed for high efficiency and low quiescent current, making it suitable for a wide range of applications.

Features:

1. Input Voltage Range: 4.5V to 28V, making it suitable for various power supply sources.
2. Output Voltage: Adjustable output voltage from 0.9V to the input voltage minus the dropout voltage.
3. High Efficiency: Up to 95% efficiency, depending on the input and output voltages.
4. Low Quiescent Current: As low as 35µA in Burst Mode® operation, which is ideal for battery-powered applications.
5. Synchronous Rectification: Provides high efficiency over a wide load range.
6. Thermal Protection: Includes over-temperature protection to prevent damage in the event of overheating.
7. Package: Available in a 20-pin, 4mm x 5mm HTSSOP package.
8. Output Current: Capable of delivering a continuous output current of up to 3A.
9. Soft Start: Reduces inrush current during startup.
10. Feedback Compensation: Allows for stable operation with a wide range of output capacitors.

Applications:

1. Portable Devices: Due to its low quiescent current and high efficiency, the LM5158RTER is ideal for battery-powered devices such as smartphones, tablets, and wearables.
2. Industrial Applications: The wide input voltage range and high efficiency make it suitable for industrial equipment that requires a stable power supply.
3. Medical Devices: The LM5158RTER can be used in medical devices that require a regulated power supply with low noise and high efficiency.
4. Telecommunications: It can be used in telecommunications equipment that requires a stable and efficient power supply.
5. Computing and Networking: Suitable for powering various components in computing and networking devices, such as routers, switches, and servers.

The LM5158RTER is a versatile and efficient switching regulator that can be used in a wide range of applications where a stable and regulated output voltage is required. Its high efficiency and low quiescent current make it particularly suitable for battery-powered devices and other applications where power consumption is a critical factor.

LM5158RTER Documents

Download datasheets and manufacturer documentation for LM5158RTER

Datasheets :

LM5158, LM51581