IC manufacturers Texas Instruments

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Texas Instruments UCC28600 | Demoboard PMP40381

1 Phase AC Input, 5W 4 Rail Outputs Reference Design for E-meter

Overview

TopologyFlyback Converter
Input voltage85-300 V
Switching frequency32-143 kHz
Output 15 V / 0.15 A
IC revision001

Description

The reference design was designed for the 1 phase smart meter application. It uses the UCC28600 quasi-resonant flyback controller to generate four 3KV isolated output rails from an extremely wide input source from 85VAC to 300VAC. The four output rails have independent protections to improve system reliability. The synchronous buck converter TPS560430 was used on the 12V 0.3A rail to generate a 0.1% output ripple voltage for post modules. The board size is 100mm(L)43.5mm(W)20mm(H).

Features

  • Wide input range from 85VAC to 300VAC
  • 3KV isolated output rails: 5V/0.15A, 5V/0.03A, 12V/0.3A, 5V/0.06A
  • 0.1% output ripple for 12V 0.3A rail
  • Input OVP, independent output OCP and SCP feature for each rail
  • Size: 100(L)43.5(W)20mm(H)

Typical applications

  • smart meter

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(mA)
VOut2
(V)
IOut2
(mA)
VOut3
(V)
IOut3
(mA)
VOut4
(V)
IOut4
(mA)
Vaux
(V)
fswitch
(kHz)
L
(mH)
NPRI : NSEC : NAUXISAT
(A)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSizeIR
(A)
RDC max.
(Ω)
fres
(MHz)
VersionCVR
(V (DC))
Endurance
(h)
Operating TemperatureIRIPPLE
(mA)
ILeak
(µA)
DF
(%)
Pitch
(mm)
Ø D
(mm)
Packaging Samples
750343920SPEC
5 files Active i| Production is active. Expected lifetime: >10 years.MID-OLTI Offline Flyback Transformers for Texas Instruments 85 - 300 V (AC) 7.2 60 7.2 150 7.2 30 16 250 13 80 2.3 17.6 : 1 : 1 : 1 : 2.2 : 1.8 4000 22.2 25 16 THT EE20/10/6 Tray
7447462010SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WE-TI Radial Leaded Wire Wound Inductor 0.001 8 6 6 8.5 THT 5075 8.5 0.015 140 Heat Shrinking Tube
7447462221SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WE-TI Radial Leaded Wire Wound Inductor 0.22 0.5 6 6 8.5 THT 5075 0.5 1.2 4.8 Heat Shrinking Tube
860020373010SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WCAP-ATG5 Aluminum Electrolytic Capacitors 11220 µF 16 2000 -40 °C up to +105 °C 215 35.2 15 2.5 6.3 Ammopack
860020474013SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WCAP-ATG5 Aluminum Electrolytic Capacitors 11.5330 µF 25 2000 -40 °C up to +105 °C 310 82.5 14 3.5 8 Ammopack
860021378014SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WCAP-ATG5 Aluminum Electrolytic Capacitors 2033 µF 400 2000 -25 °C up to +105 °C 235 396 15 5 13 Ammopack
870025374005SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WCAP-PTG5 Aluminum Polymer Capacitors 8 Radial THT330 µF 16 2000 -55 °C up to +105 °C 4500 528 8 3.5 8 Ammopack
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(mA)
VOut2
(V)
IOut2
(mA)
VOut3
(V)
IOut3
(mA)
VOut4
(V)
IOut4
(mA)
Vaux
(V)
fswitch
(kHz)
L
(mH)
NPRI : NSEC : NAUXISAT
(A)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSizeIR
(A)
RDC max.
(Ω)
fres
(MHz)
VersionCVR
(V (DC))
Endurance
(h)
Operating TemperatureIRIPPLE
(mA)
ILeak
(µA)
DF
(%)
Pitch
(mm)
Ø D
(mm)
Packaging Samples