Manufacturer Part Number
TPS65258RHAR
Manufacturer
Texas Instruments
Introduction
The TPS65258RHAR is a multi-channel integrated switching regulator designed for power management.
Product Features and Performance
Step-Down (Buck) Regulator
Three Adjustable Outputs
Synchronous Rectification for Improved Efficiency
Wide Input Voltage Range from 4.5V to 16V
Adjustable Output Voltage from 0.8V to 16V
High Output Current Capability (3A for the first channel, 2A for the second and third channels)
Adjustable Switching Frequency from 300kHz to 2.2MHz
Thermal Shutdown and Overcurrent Protection
Under-Voltage Lockout (UVLO)
Soft-Start Function to Minimize Inrush Current
Product Advantages
High Integration with Three Output Channels
Flexibility in Application due to Adjustable Voltage and Frequency
Improved Power Efficiency with Synchronous Rectification
Robust Operation with Built-In Protective Features
Compact 40-VFQFN Exposed Pad Package
Low Bill of Materials due to Integrated Features
Key Technical Parameters
Input Voltage Range: 4.5V to 16V
Output Voltage Range: 0.8V to 16V
Output Current: 3A (Channel 1), 2A (Channel 2 and 3)
Switching Frequency: 300kHz to 2.2MHz
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Thermal Shutdown
Overcurrent Protection
Under-Voltage Lockout
Exposure to Preconditioning to Ensure Reliability
Compatibility
Surface Mount Technology Compatible
Suitable for Use in 40-VFQFN Exposed Pad Package Configurations
Application Areas
Consumer Electronics
Telecommunications
Networking Systems
Industrial and Medical Equipment
Point-of-Load Power Supplies
Product Lifecycle
Active Product Status
Not Indicated as Nearing Discontinuation
Replacements or Upgrades Should be Available if Necessary
Key Reasons to Choose This Product
Multi-Channel Operation for Complex Systems
Balanced Performance-to-Cost Ratio
High Reliability for Demanding Applications
Flexibility in Design due to Variable Voltage and Frequency
Energy Efficient Power Conversion
Support from Reputable Manufacturer Texas Instruments
Availability of Technical Documentation and Support
TPS65253RHDTexas Instruments