Manufacturer Part Number
TPS65261-1RHBR
Manufacturer
Texas Instruments
Introduction
The TPS65261-1RHBR is a versatile, high-performance, triple-output, adjustable step-down (buck) regulator from Texas Instruments, designed for a wide range of applications requiring efficient power management.
Product Features and Performance
Triple-output adjustable step-down (buck) regulator
Supports input voltages from 4.5V to 18V
Adjustable output voltages from 0.6V to 18V
Current output capacities of 3A for the first output and 2A for the second and third outputs
Switching frequencies ranging from 250kHz to 2MHz
Integrated synchronous rectifier for improved efficiency
Operating temperature range from -40°C to 85°C
Product Advantages
High efficiency due to the synchronous rectification
Flexible power solution with three adjustable outputs
Wide input voltage range accommodates various power sources
Compatible with a broad temperature range for challenging environments
Key Technical Parameters
Voltage Input (Min): 4.5V
Voltage Input (Max): 18V
Voltage Output (Min/Fixed): 0.6V
Voltage Output (Max): 18V
Current Output: 3A, 2A
Frequency Switching: 250kHz ~ 2MHz
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built to Texas Instruments' rigorous quality standards
Over-temperature and over-current protection
Compatibility
Surface mount technology allows for efficient use in compact PCB designs
Compatible with a wide range of electronic appliances and systems due to its voltage input and output flexibility
Application Areas
Consumer Electronics
Industrial Systems
Networking Equipment
Telecommunications
Product Lifecycle
Product Status: Active
No immediate discontinuation, ensuring long-term availability
Supports replacement or upgrade paths for future system enhancements
Several Key Reasons to Choose This Product
Triple-output functionality reduces the need for additional regulators, simplifying design and reducing footprint
Wide input and output voltage ranges provide versatility across various applications
High switching frequency enables the use of smaller, less expensive external components
Texas Instruments' commitment to quality ensures reliable performance and longevity
The flexibility of programming output voltages for precise power requirements
TPS65261-1RHBTTexas Instruments