Offline AC/DC 75W 2-Switch Quasi-Resonant Flyback Converter Reference Design PMP10035 (ACTIVE)

Description & Features

Technical Documents

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Description

This design uses the LM5023 flyback controller for the 2-Switch Quasi-Resonant Flyback Topology. It generates an isolated output (19.5V@3.84A) from an universal input (85VAC - 265VAC).

Features
  • Universal input voltage
  • 2-Switch Quasi-Resonant Flyback Topology

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Schematic/Block Diagram

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Design Files

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Parametrics
 PMP10035.1
(Output Voltage 1)
Vin (Min) (V)85
Vin (Max) (V)265
Vout (Nom) (V)19.5
Iout (Max) (A)3.84
Output Power (W)74.88
Isolated/Non-IsolatedIsolated
Input TypeAC
TopologyFlyback- Quasi Resonant

TI Devices (3)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
LM5023  AC-DC Quasi-Resonant Current Mode PWM Controller  Offline & isolated DC/DC controllers & converters  Sample & Buy View Design Kits & Evaluation Modules
LMV431A  Low-Voltage (1.24V) Adjustable Precision Shunt Regulators  Voltage references  Sample & Buy Not Available
UCC27531  2.5-A, 5-A, 35-VMAX VDD FET and IGBT Single Gate Driver  Gate drivers  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
LM5023 Download Download
LMV431A Download Download
Download Download
Download
UCC27531 Download Download
Download Download

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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 996 09 Apr 2015
Design files (3)
Title Type Size (KB) Date
ZIP 389 09 Apr 2015
PDF 128 09 Apr 2015
PDF 153 09 Apr 2015

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