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High Voltage Switcher for Non-isolated AC/DC Conversion


Models (3)

Title Category Type Date
UCC28880 PSpice Transient Model (Rev. D) PSpice Model ZIP 06 Jun 2016
UCC28880 TINA-TI Transient Spice Model (Rev. A) TINA-TI Spice Model ZIP 17 Jul 2015
UCC28880 TINA-TI Reference Design (Rev. A) TINA-TI Reference Design TSC 17 Jul 2015

Design kits & evaluation modules (3)

Name Part# Type
UCC28880 High-side Buck Evaluation Module UCC28880EVM-616 Evaluation Modules & Boards
UCC28880 Low-side Buck Evaluation Module UCC28880EVM-615 Evaluation Modules & Boards
UCC28911 Evaluation Module UCC28911EVM-718 Evaluation Modules & Boards

Reference designs

Universal AC input, 2.75-W non-isolated flyback reference design

This reference design is a non-isolated flyback topology that takes a universal AC input (90 VAC to 275 VAC) and outputs 5 V at 550mA. The design is an ultra-small form factor and uses a custom transformer.

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

Description Part Number Company Tool Type
Low Power Off-line Buck Supplies a Fixed Voltage 13V@120mA from Universal Line PMP8550 Texas Instruments Reference designs
Universal AC Input, 5V/500mA DC output, Non-isolated Flyback Converter Reference Design PMP10175 Texas Instruments Reference designs

Software (1)

UCC28880 Design Calculator (Rev. A)  (ZIP 195 KB )    05 Jan 2018  

WEBENCH ® Designer UCC28880

 AC  DC  
AC Frequency  60 Hz  50 Hz
Topology Option
  Min   Max Range
VinRMS -  V 30.00 to 425.00V
Vout  V 1.02 to 25.0V
Iout  A ≤ 0.1A
Ambient Temp   °C -40 to 125 °C