IC manufacturers Power Integrations

IC manufacturers (103)

Power Integrations LNK4115D | Demoboard DER-554

18 W Constant Voltage / Constant Current (CV / CC), Universal Input, Isolated Flyback Converter Using LinkSwitch TM -4 LNK4115D

Overview

TopologyFlyback Converter
Input voltage85-265 V
Output 112 V / 1.5 A
IC revision1

Description

This document is an engineering report describing a 1.5 A, 12 V isolated flyback converter utilizing the LinkSwitch-4 family of ICs. This document contains the power supply specification, schematic, bill of materials, transformer documentation, printed circuit layout, and performance data.

Features

  • Single-stage, constant voltage (CV) and constant current (CC) converter
  • Primary-side regulated (no optocoupler)
  • Cable voltage drop compensation function
  • Highly optimized BJT drive for low switching loss and higher overall efficiency
  • Meets CoC and DoE efficiency requirement using 1 meter, #22 AWG cable
  • ±3% constant voltage (CV) regulation
  • ±5% constant current (CC) regulation
  • <40 mW no-load input power
  • <150 mVPK-PK voltage ripple
  • At least 5 dB to 6 dB conducted EMI margin (with earth)
  • Accurate regulation for line input and output load variations

More information

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
IR(A)
L(mH)
RDC max.(Ω)
VR(V (AC))
VT(V (AC))
Material
L(mm)
W(mm)
H(mm)
Mount
Samples
WE-TFC Common Mode Power Line Choke, 0.6 A, 5.6 mH
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.6 A
Inductance5.6 mH
DC Resistance0.83 Ω
Rated Voltage300 V (AC)
Insulation Test Voltage2500 V (AC)
MaterialMnZn 
Length17 mm
Width11.5 mm
Height17 mm
MountTHT