Texas Instruments

TPSM82821SILR

TPSM82821SILR is a high-efficiency step-down converter from Texas Instruments. It is designed to provide a regulated output voltage from a higher input voltage source. Here is a brief description of the model TPSM82821SILR, its features, and applications:

Description:

The TPSM82821SILR is a highly integrated, high-efficiency, step-down converter that offers a wide input voltage range of 4.75V to 23V and can deliver an output current of up to 3A. It features a compact, thermally enhanced, PowerSON-8 package, making it suitable for space-constrained applications.

Features:

1. Wide input voltage range: 4.75V to 23V
2. Output current up to 3A
3. High efficiency: up to 97%
4. Thermally enhanced PowerSON-8 package
5. Precise output voltage regulation
6. Low quiescent current: 45µA (typical)
7. Programmable soft-start
8. Over-current protection
9. Over-temperature protection
10. Enable/Disable function with low enable current
11. Spread spectrum frequency modulation for reduced EMI

Applications:

1. Portable devices: smartphones, tablets, and wearables
2. Power banks and USB power delivery applications
3. Industrial and automotive systems
4. LED lighting and backlighting systems
5. IoT devices and smart home applications
6. Medical devices and equipment
7. Telecommunication equipment
8. Any application requiring a high-efficiency, step-down converter in a compact form factor

The TPSM82821SILR is a versatile step-down converter that can be used in a wide range of applications where high efficiency, a wide input voltage range, and a compact form factor are required. Its high efficiency and integrated protection features make it an excellent choice for power-sensitive and space-constrained applications.