Texas Instruments

TPS54427DDAR  

DC Switching Voltage Regulators

TPS54427DDAR is a high-efficiency synchronous step-down (buck) regulator developed by Texas Instruments. It is designed to provide efficient power conversion in a wide range of applications, including automotive, industrial, and telecom systems.

Description:

The TPS54427DDAR is a highly integrated, high-efficiency synchronous step-down regulator that can operate from an input voltage range of 4.5V to 60V. It is available in a compact 1.2mm x 1.2mm, 16-Pin uSON package. The device features a low quiescent current of 3.5uA, which makes it suitable for battery-powered applications.

Features:

1. Wide input voltage range: 4.5V to 60V
2. Output voltage adjustable from 0.9V to 5.5V
3. High efficiency up to 97%
4. Low quiescent current: 3.5uA
5. Synchronous rectification for improved efficiency
6. Integrated high and low side MOSFETs
7. Programmable soft-start
8. Over-current protection
9. Over-voltage protection
10. Thermal shutdown protection
11. 1.2mm x 1.2mm, 16-Pin uSON package

Applications:

1. Automotive systems: Infotainment systems, instrument clusters, and lighting control
2. Industrial systems: Motor control, sensor interfaces, and industrial control systems
3. Telecom systems: Base stations, routers, and network switches
4. Portable devices: Smartphones, tablets, and wearable devices
5. Medical devices: Patient monitoring equipment and portable medical instruments
6. Consumer electronics: Portable audio players, e-cigarettes, and smart home devices

In summary, the TPS54427DDAR is a versatile and efficient step-down regulator suitable for a wide range of applications, particularly those requiring high efficiency and a wide input voltage range. Its compact form factor and integrated features make it an attractive choice for space-constrained designs.

TPS54427DDAR Documents

Download datasheets and manufacturer documentation for TPS54427DDAR

PCN Assembly/Origin :

Assembly Site 16/Mar/2023      

Datasheets :

TPS54427      

Design Resources :

TPS54427 Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS54427      

PCN Design/Specification :

Matte Sn finish 27/Jun/2013