TI recommends a compact layout with the UCC3802D placed close to the transformer, and the use of a ground plane to minimize EMI and noise. Additionally, TI provides a reference design and layout guidelines in the datasheet and application notes.
The transformer selection depends on the specific application requirements, such as output power, voltage, and frequency. TI provides guidelines for transformer selection in the datasheet and application notes, including recommendations for core material, turns ratio, and leakage inductance.
The UCC3802D has a maximum allowable voltage stress of 15V. To protect it from overvoltage, TI recommends the use of voltage clamping devices, such as zener diodes or transient voltage suppressors, and the implementation of overvoltage protection circuits.
To optimize the UCC3802D for low standby power consumption, TI recommends the use of a low-ESR capacitor, minimizing the number of external components, and optimizing the transformer design. Additionally, the UCC3802D has a built-in low-power mode that can be enabled to reduce standby power consumption.
The UCC3802D has a maximum junction temperature of 150°C. To prevent overheating, TI recommends the use of a heat sink, thermal interface material, and a well-designed PCB layout that allows for good airflow and heat dissipation.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
UCC3802D Overview
Use the download button to access the UCC3802D schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like UCC38,
or try a keyword search, such as Switching Regulator or Controllers
About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
