Manufacturer Part Number
TPS40345DRCR
Manufacturer
Texas Instruments
Introduction
The TPS40345DRCR is a high-performance step-down (buck) switching controller designed for power management applications requiring efficient voltage conversion.
Product Features and Performance
High-efficiency step-down voltage conversion
PWM output for precise control
Supports synchronous rectification for improved efficiency
Features soft start, enable, and power good signal for superior system integration
Operates across a wide input voltage range of 3V to 20V
Capable of delivering a maximum duty cycle of 90%
Built-in safety features for enhanced reliability
Compatible with surface mount technology for streamlined PCB design
Product Advantages
High efficiency reduces system heat and improves overall system performance
Wide input voltage range enables flexibility across various power supplies
Integrated features such as soft start and power good signal simplify system design
Synchronous rectification enhances power efficiency
Key Technical Parameters
Output Type: PWM
Function: Step-Down
Voltage-Supply (Vcc/Vdd): 3V ~ 20V
Frequency Switching: 600kHz
Output Configuration: Positive
Number of Outputs: 1
Output Phases: 1
Duty Cycle (Max): 90%
Operating Temperature: -20°C ~ 85°C
Quality and Safety Features
Built with Texas Instruments' strict quality standards for high reliability and performance
Thermal and over-current protection features safeguard the device and the system from damage
Compatibility
Compatible with a wide range of surface mount technologies and PCB designs thanks to its 10-VFDFN exposed pad package
Application Areas
Power supply modules
Distributed Power Systems
Telecommunications equipment
Computing platforms
Industrial controls
Product Lifecycle
Currently active product, not nearing discontinuation
Ongoing support and availability of replacements or upgrades from Texas Instruments
Several Key Reasons to Choose This Product
High efficiency and broad input voltage range provide design flexibility across multiple applications
Integrated protection and control features simplify system design and enhance reliability
Texas Instruments' reputation for quality and performance ensures a dependable choice
Suitable for a variety of applications due to its versatile and compact design
Active product lifecycle status ensures long-term availability and support
TPS40420PWRTexas Instruments