Manufacturer Part Number
UCC28C45D
Manufacturer
Texas Instruments
Introduction
The UCC28C45D is a DC-DC switching controller IC designed for power supply applications.
Product Features and Performance
Boost, Flyback, and Forward Converter topology
Single output transistor driver
Functions in Step-Up and Step-Up/Step-Down modes
Positive output configuration
1 output phase
Switching frequency up to 1MHz
Maximum duty cycle of 48%
Frequency control for precise power regulation
Product Advantages
High-frequency operation reduces size of passive components
Versatility with various topologies usable for design flexibility
Single IC accommodates multiple power supply configurations
Key Technical Parameters
Voltage supply (Vcc/Vdd) range: 7.6V to 18V
Operating temperature range: -40°C to 105°C (TJ)
No synchronous rectifier or clock synchronization feature
8-SOIC package allows for compact surface mounting
Quality and Safety Features
The robust operating temperature range ensures performance in harsh conditions
Compatibility
Compatible with a variety of inductors and capacitors that match the switching frequency
Application Areas
Suited for power management in telecommunications, consumer electronics, and industrial systems
Product Lifecycle
Obsolete status indicates the product is no longer in active production
Alternatives or upgrades may be offered by the manufacturer
Several Key Reasons to Choose This Product
Texas Instruments' reputation for quality and reliability
Enables compact and efficient power supply designs
Suitable for multiple topologies offering design versatility
High switching frequency enables a smaller physical footprint of final application
Broad operating voltage and temperature ranges accommodate a variety of environments and applications