Manufacturer Part Number
UCC28722DBVR
Manufacturer
texas instruments
Introduction
A power management integrated circuit, designed for AC-DC conversion, particularly in offline switching applications.
Product Features and Performance
Isolated output for safety and noise reduction
No internal switch, offering flexibility in design
Operates on a wide input voltage range, 9V to 35V
Supports flyback topology for efficient power conversion
Start-up voltage set at 21V, facilitating power-up
Switches frequencies from 650Hz to 80kHz, adaptable to different applications
Features current limiting and over-voltage protection for system safety
Product Advantages
High-level isolation for user safety and circuit protection
Flexible input voltage accommodations for varying power supplies
Utilizes flyback topology for cost and energy efficiency
Built-in fault protection mechanisms enhance system reliability
Key Technical Parameters
Voltage - Start Up: 21V
Voltage - Supply (Vcc/Vdd): 9V ~ 35V
Frequency - Switching: 650Hz ~ 80kHz
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Current limiting and over-voltage protection for operational safety
Designed for a wide operating temperature range for reliability in harsh environments
Compatibility
Packaged in a SOT-23-6, facilitating integration into a wide range of circuit designs
Mounting Type is Surface Mount, making it compatible with modern PCB technology
Application Areas
Designed for use in AC-DC conversion systems, including but not limited to consumer electronics, industrial controls, and power supply units
Product Lifecycle
Status: Active, indicating ongoing production and support
No indication of pending discontinuation, ensuring availability for future projects
Options for replacements or upgrades should consider future texas instruments releases within the Power Management (PMIC) category
Several Key Reasons to Choose This Product
Efficient power conversion with flyback topology
Safety and performance ensured through isolated output and built-in fault protection
Versatile, supporting a broad range of input voltages and operating temperatures
Ease of integration into existing designs thanks to industry-standard packaging and surface mount technology
