IC manufacturers Texas Instruments

IC manufacturers (103)

Texas Instruments UCC287502 | Demoboard UCC28750EVM-071

Constant-Voltage Flyback Controller Using Opto- Coupled Feed-Back

Overview

TopologyFlyback Converter
Input voltage85-265 V
Output 124 V / 2.5 A

Typical applications

  • Isolated offline AC/DC power supply,
  • Industrial AC/DC for grid infrastructure, appliances • Audio, printer, TV, set-top box offline AC/DC; Merchant DIN rail power supply, Server PSU
  • Battery charger
  • Electricity meter • String inverter, Micro inverter • Small home appliances, Major appliances, AC indoor/outdoor unit

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
ISAT(A)
RDC(mΩ)
fres(MHz)
C
Endurance(h)
IRIPPLE(mA)
ILeak(µA)
DF(%)
Pitch(mm)
Ø D(mm)
Packaging
IR(A)
L(µH)
RDC max.(mΩ)
VR(V (AC))
VT(V (AC))
Material
L(mm)
W(mm)
H(mm)
Mount
Samples
WE-LQS SMT Power Inductor, 2.5 A, 89 mΩ
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Saturation Current2.5 A
DC Resistance89 mΩ
Self Resonant Frequency15 MHz
Rated Current2.1 A
Inductance22 µH
Length6 mm
Width6 mm
Height4.5 mm
MountSMT 
WE-CMB Common Mode Power Line Choke, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current2 A
Inductance1000 µH
DC Resistance45 mΩ
Rated Voltage250 V (AC)
Insulation Test Voltage1500 V (AC)
MaterialMnZn 
Length15 mm
Width7.8 mm
Height18 mm
MountTHT 
WCAP-ATUL Aluminum Electrolytic Capacitors, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Capacitance100 µF
Endurance 5000
Ripple Current450 mA
Leakage Current35 µA
Dissipation Factor12 %
Pitch2.5 mm
Diameter6.3 mm
PackagingAmmopack 
Rated Voltage35 V (AC)
Length11 mm