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reference designUCC287508 | Demoboard PMP31422

Texas Instruments UCC287508 | Demoboard PMP31422

Low standby power wide input voltage UCC287508 reference design

Overview

TopologyFlyback Converter
Input voltage85-400 V
Output 112 V / 1.25 A
IC revisionMAY 2026

Description

This reference design is designed for low standby power and low cost. This design showcases the UCC287508 isolated flyback controller and operates over an ultra-wide input voltage range of 85VAC to 400VAC to deliver an isolated 12V at 1.25A output.

Features

Cycle-by-cycle overcurrent protectionDiscontinuous conduction mode (DCM) and continuous conduction mode (CCM) operationLow standby powerUltra-wide input range

Typical applications

  • Refrigirator and freezer
  • Washer and Dryer
  • Electricity meter

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
C
Endurance(h)
IRIPPLE(mA)
ILeak(µA)
DF(%)
Pitch(mm)
Ø D(mm)
Packaging
IR(A)
L(mH)
RDC max.(mΩ)
VR(V (DC))
VT(V (AC))
Material
L(mm)
W(mm)
H(mm)
Mount
SamplesAvailability & Sample
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860040573004
SPECWCAP-ATUL Aluminum Electrolytic Capacitors, 100 µF, 5000
Simu­lation
Availability
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Downloads8 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWCAP-ATUL Aluminum Electrolytic Capacitors
Capacitance100 µF
Endurance 5000
Ripple Current450 mA
Leakage Current35 µA
Dissipation Factor12 %
Pitch2.5 mm
Diameter6.3 mm
PackagingAmmopack 
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Rated Voltage35 V (DC)
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Length11 mm
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744821150
SPECWE-CMB Common Mode Power Line Choke, –, –
Simu­lation
Availability
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Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-CMB Common Mode Power Line Choke
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Rated Current1 A
Inductance5 mH
DC Resistance220 mΩ
Rated Voltage250 V (DC)
Insulation Test Voltage1500 V (AC)
MaterialMnZn 
Length15 mm
Width7.8 mm
Height18 mm
MountTHT 
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7447031
SPECWE-FI Leaded Toroidal Line Choke, –, –
Simu­lation–
Availability
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Downloads8 files

Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-FI Leaded Toroidal Line Choke
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Rated Current2 A
Inductance0.14 mH
DC Resistance110 mΩ
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Length13.5 mm
Width8.6 mm
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MountTHT 
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