Manufacturer Part Number
TPS40075RHLRG4
Manufacturer
Texas Instruments
Introduction
The TPS40075 is a mid-voltage, wide-input, synchronous, step-down controller.
Product Features and Performance
Wide input range from 4.5V to 28V
Up to 1MHz switching frequency
95% maximum duty cycle
Integrated synchronous rectifier for high efficiency
Supports clock synchronization
Features current limit and frequency control
Power Good signal for system monitoring
Soft start capability to limit inrush current
High-performance buck regulator topology
Product Advantages
High efficiency for thermal management
Flexible switching frequency for design optimization
Integrated features to simplify circuit design
Suitable for a broad range of applications due to wide input range
Improved power density with high-frequency operation
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 4.5V ~ 28V
Frequency Switching: Up to 1MHz
Duty Cycle (Max): 95%
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Over-current protection with current limit
Thermal shutdown mechanism
Built-in soft start to reduce stress on the power supply during startup
Compatibility
Compatible with designs requiring high efficiency step-down voltage regulation
Application Areas
Networking equipment
Industrial systems
Telecom infrastructure
Computing peripherals
Product Lifecycle
Discontinued at Digi-Key
Replacement or availability of upgrades should be checked with the manufacturer for continuity of supply
Several Key Reasons to Choose This Product
Proven reliability and performance from Texas Instruments
Comprehensive protection features ensure system stability
Easy implementation in a compact 20-VFQFN package
Reduction in external components due to integrated features
Suitable for various demanding applications across industries
