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reference designUCC28703 | Demoboard PMP4450

Texas Instruments UCC28703 | Demoboard PMP4450

Universal AC Input 10.6W/5V Adapter for Charger Applications, Compliant with EC CoC V5 (Tier2) Norms

Overview

TopologyFlyback Converter
Input voltage85-265 V
Output 15 V / 2 A
IC revisionB

Description

This 5V2A charger solution is fully tested and passes EMI and EMC (CE) requirements. It implements a high efficiency primary side controller UCC28703. This design meet COC V5 Tier2 specification and measures 47mmX34mmX15mm and has been thermally characterized. A low cost EE16C general transformer is used.

Features

  • Fully tested to comply with EMC(CE) requirement
  • <75mW standby power at 115Vac and 230Vac
  • High 4-point average efficiency above 80%, 76.95% efficiency at 10% load (meet COC V5 Tier2)
  • Good thermal performance with low component count
  • Small form factor: 47mm x 34mm x 15mm
  • Fast start up (<1.1S) with low inrush current (<2.2A)

More information

Products

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Data­sheet
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L(µH)
IR(A)
ISAT,10%(A)
RDC max.(Ω)
fres(MHz)
Version
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7447462221
SPECWE-TI Radial Leaded Wire Wound Inductor, 220 µH, 0.5 A
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Downloads9 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-TI Radial Leaded Wire Wound Inductor
Inductance220 µH
Rated Current0.5 A
Saturation Current @ 10%0.57 A
DC Resistance1.2 Ω
Self Resonant Frequency4.8 MHz
VersionHeat Shrinking Tube 
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750342646
SPECFlyback Transformer, –, –
Simu­lation–
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Status Activei| Production is active. Expected lifetime: >10 years.
Product series Flyback Transformer
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