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Constant-voltage, constant-current PWM controller with primary-side regulation


Models (3)

Title Category Type Date
UCC2871x TINA-TI Transient Reference Design TINA-TI Reference Design TSC 13 Apr 2016
UCC2871x TINA-TI Transient Spice Model TINA-TI Spice Model ZIP 13 Apr 2016
UCC2871x PSpice Transient Model PSpice Model ZIP 29 May 2015

Design kits & evaluation modules (4)

Name Part# Type
UCC24630 65W AC/DC Adapter UCC24630EVM-636 Evaluation Modules & Boards
UCC28711 evaluation module UCC28711EVM-160 Evaluation Modules & Boards
UCC28720EVM-212 5W Evaluation Module for USB off-line adapter UCC28720EVM-212 Evaluation Modules & Boards
UCC28740EVM-525 Evaluation Module UCC28740EVM-525 Evaluation Modules & Boards

Reference designs

350W PSU with Universal AC Input and 28V Output - Reference Design

High efficiency, high power factor and reliable power supply are the main focus of the PMP9531 design for motor driver applications.  Transition mode (TM) power factor correction (PFC) with UCC28051 and LLC series resonant converter (SRC) with UCC25600 are applied in PMP9531.  In addition (...)

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

Description Part Number Company Tool Type
230VAC Input 5.5V/250mA Non-Isolated Flyback Converter Reference Design PMP8968 Texas Instruments Reference designs
Primary-Side Regulated Flyback with 85-265VAC Input (24V @ 1.7A) Reference Design PMP9041 Texas Instruments Reference designs
Universal AC Input 5V/2A USB Adaptor with PSR Reference Design PMP9202 Texas Instruments Reference designs
Universal AC input 5V@1.2A cube charger with <10mW no-load power PMP4344 Texas Instruments Reference designs
Universal AC-DC Buck Converter Using UCC28710 Reference Design PMP9530 Texas Instruments Reference designs
Universal AC-DC Buck Converter using UCC28710 Reference Design PMP9087 Texas Instruments Reference designs

Software (1)

UCC2871x Calculator  (ZIP 95 KB )    30 Sep 2015  

WEBENCH® Designer UCC28710

 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 -40 to 125°C