Manufacturer Part Number
UC2578DPTR
Manufacturer
texas instruments
Introduction
The UC2578DPTR by texas instruments is a step-down (Buck) DC DC Switching Controller designed for power management applications.
Product Features and Performance
Supports step-down (Buck) conversion
Operates at a switching frequency of 110kHz
Maximum duty cycle of 90%
Operates across a wide voltage supply range from 14V to 72V
Features Current Limit and Soft Start for improved performance and safety
Designed for surface mount technology
Operating temperature range from -40°C to 85°C
Product Advantages
Wide input voltage range accommodates various power sources
High maximum duty cycle allows for efficient power conversion
Integrated current limit and soft start features protect against overcurrent and ensure smooth startup
Surface mount design enables compact and efficient PCB designs
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down
Output Configuration: Positive
Topology: Buck
Number of Outputs: 1
Output Phases: 1
Voltage Supply (Vcc/Vdd): 14V ~ 72V
Frequency Switching: 110kHz
Duty Cycle (Max): 90%
Synchronous Rectifier: No
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Current Limiting for protecting against overload conditions
Soft Start functionality to mitigate power surging at startup
Compatibility
Designed for universal compatibility in power management applications within its specified parameters
Application Areas
Industrial power systems
Telecommunications equipment
Consumer electronics
Automotive power systems
Product Lifecycle
Not For New Designs, indicating that it is nearing the end of its production cycle with potential discontinuation approaching. Availability of replacements or upgrades should be monitored.
Several Key Reasons to Choose This Product
Wide input voltage range makes it adaptable to various power environments
High duty cycle efficiency for effective power conversion
Integrated safety features protect valuable equipment
Surface mount design facilitates compact and flexible design architectures
The product's reliability and performance have been proven in texas instruments' power management portfolio.