Manufacturer Part Number
TPS40071PWP
Manufacturer
Texas Instruments
Introduction
The TPS40071PWP is a step-down DC DC switching controller designed for power management applications, specifically in buck topology systems.
Product Features and Performance
Operates with an input voltage range of 4.5V to 28V
Supports up to 1MHz switching frequency
Maximum duty cycle of 93%
Features synchronous rectification for higher efficiency
Equipped with controls for current limiting, enabling, frequency adjustment, power good signal, and soft start functionality
Can withstand operating temperatures ranging from -40°C to 85°C
Product Advantages
High frequency operation reduces size of passive components
Integrated synchronous rectification increases overall efficiency
Soft start function minimizes startup stress on the power supply
Power good signal provides system reliability checks
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down
Voltage Supply (Vcc/Vdd): 4.5V ~ 28V
Frequency Switching: Up to 1MHz
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built-in current limit protection
Thermal shutdown feature ensuring device safety under excessive temperature conditions
Compatibility
Suitable for use with a range of electronic applications requiring voltage step-down functionality
Compatible with surface mount technology for PCB integration
Application Areas
Telecommunications
Computing systems
Networking hardware
Consumer electronics
Industrial systems
Product Lifecycle
Classified as "Not For New Designs"
Availability of replacements or upgrades to be checked with manufacturer for newer models or alternative solutions
Several Key Reasons to Choose This Product
High efficiency and reduced component size due to high switching frequency and integral synchronous rectification
Wide input voltage range accommodating various power supplies
Robust protection features ensure long-term reliability and safety
Flexible control features enable fine-tuning for specific application needs
Texas Instruments' reputation for quality and support in power management technology
