UCC28701 (ACTIVE) Constant-Voltage, Constant-Current PWM With Primary-Side Regulation


Models (3)

Title Category Type Date
UCC2870x TINA-TI Transient Reference Design TINA-TI Reference Design TSC 16 Jan 2018
UCC2870x TINA-TI Transient Spice Model TINA-TI Spice Model ZIP 16 Jan 2018
UCC2870x PSPICE Transient Model PSpice Model ZIP 13 Feb 2015

Design kits & evaluation modules (1)

Name Part# Type
UCC28711 Evaluation Module UCC28711EVM-160 Evaluation Modules & Boards

Reference designs

3-Phase AC Input, Triple Output Bias Supply Reference Design

The PMP12082 is a bias supply reference design with 3-phase input (80VAC~280VAC) and triple outputs - 7V/1.4A, 3.3V/500mA, and 3.3V/300mA. UCC28701 primary side regulation controller is applied for a Cascode-MOSFET flyback converter with dual output windings. One winding supplies 7V/1.4A output with (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Software (2)

MathCAD Design Tool (Rev. C)  (ZIP 2519 KB )    28 Mar 2014  
UCC28700 Excel 97 Design Tool (Rev. B)  (ZIP 205 KB )    28 Mar 2014  

WEBENCH® Designer UCC28701

 AC  DC  
AC Frequency  60 Hz  50 Hz
Use Isolated Output?
  Min   Max Range
VinRMS  V 85.00 to 480.00V
Vout  V 3.3 to 25V
Iout  A ≤ 10A
Ambient Temp  °C -20 to 125°C