Manufacturer Part Number
UCC28C40QDRQ1
Manufacturer
Texas Instruments
Introduction
Automotive-grade PWM controller for DC-DC power conversion
Product Features and Performance
PWM output
Step-Down, Step-Up/Step-Down functionality
Positive output configuration
Buck and Flyback topologies
Single output with one phase
Supports wide supply voltage range (6.6V to 18V)
Switching frequency at 53kHz
High maximum duty cycle of 96%
Integrated synchronous rectifier for efficiency
Overcurrent and ramp control features
Operates over a broad temperature range (-40°C to 125°C)
Product Advantages
AEC-Q100 qualified for automotive reliability
Versatile power supply design suitable for various circuit topologies
High maximum duty cycle allows for greater power output range
High-efficiency synchronous rectification suitable for energy-sensitive applications
Robust temperature range ensures performance in harsh environments
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 6.6V to 18V
Frequency Switching: 53kHz
Duty Cycle (Max): 96%
Synchronous Rectifier: Yes
Operating Temperature: -40°C to 125°C
Automotive Grade
Quality and Safety Features
AEC-Q100 qualification
Overcurrent protection
Thermal regulation for safe operation
Compatibility
Broad compatibility with various DC-DC power conversion topologies
Compatible with automotive voltage supply ranges
Application Areas
Automotive power systems
Power management systems
Battery-powered electronics
Industrial power supplies
Product Lifecycle
Active product status
Not near discontinuation
Availability of replacements or upgrades not indicated
Several Key Reasons to Choose This Product
High-quality and reliability with automotive-grade AEC-Q100 certification
Addresses various power management challenges with adaptable topologies
Suitable for high-performance automotive applications
Ensures safety and stability via built-in protection features
Supports energy efficiency with high duty cycle and synchronous rectification