Texas Instruments

TPS51220RHBR  

Special Purpose Regulators

TPS51220RHBR is a high-efficiency, synchronous, step-down (buck) regulator from Texas Instruments. It is designed to provide efficient power conversion for a wide range of applications, including automotive, industrial, and telecom systems. Here's a brief description, features, and applications of the TPS51220RHBR:

Description:

The TPS51220RHBR is a highly integrated, high-efficiency synchronous step-down regulator that can accept a wide input voltage range from 4.5V to 60V. It is available in a thermally enhanced, 20-pin PowerSSO-20 package.

Features:

1. Wide input voltage range: 4.5V to 60V
2. High efficiency: Up to 97% efficiency under typical operating conditions
3. Synchronous rectification: Provides high efficiency and low power loss
4. Tight output voltage regulation: ±1% over line, load, and temperature
5. Programmable soft-start: Reduces inrush current and minimizes output voltage overshoot during startup
6. Programmable output voltage: Adjustable from 0.8V to 5.5V using external resistors
7. Protection features: Over-current protection, over-temperature protection, and thermal shutdown
8. Low quiescent current: 35µA in run mode, which helps reduce power consumption during light load conditions
9. High-frequency operation: Up to 2MHz switching frequency, allowing for smaller external components and more compact designs

Applications:

1. Automotive applications: Infotainment systems, instrument clusters, and body control modules
2. Industrial systems: Motor control, industrial control systems, and sensor power supplies
3. Telecommunication systems: Base stations, routers, and network equipment
4. General purpose power conversion: Portable devices, battery chargers, and power adapters
5. Distributed power systems: Point-of-load (POL) converters in computer and server systems

The TPS51220RHBR is a versatile and efficient step-down regulator suitable for a wide range of applications that require tight output voltage regulation, high efficiency, and a wide input voltage range. Its integrated features and protection options make it a reliable choice for various power conversion needs.

TPS51220RHBR Documents

Download datasheets and manufacturer documentation for TPS51220RHBR

PCN Assembly/Origin :

Assembly/Test Site Revision A 15/Jan/2015      

Datasheets :

TPS51220 Datasheet      

HTML Datasheet :

TPS51220 Datasheet      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018       Material Set 30/Aug/2016