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IW3677-00C - iW3677 Functional Block Diagram

IW3677-00C

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Renesas Electronics Corporation

POWER FACTOR CORRECTION FLYBACK CONTROLLER FOR FRONT-END POWER CONVERSION IN COMMERCIAL SSL LIGHTING

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IW3677-00C - iW3677 Functional Block Diagram

IW3677-00C

Active
Renesas Electronics Corporation

POWER FACTOR CORRECTION FLYBACK CONTROLLER FOR FRONT-END POWER CONVERSION IN COMMERCIAL SSL LIGHTING

Deep-Dive with AI

DocumentsDatasheet

Technical Specifications

Parameters and characteristics commom to parts in this series

SpecificationIW3677-00CiW3677 Series
--
DimmingTrueTrue
Internal Switch(s)FalseFalse
Mounting TypeSurface MountSurface Mount
Number of Outputs11
Operating Temperature [Max]150 °C150 °C
Operating Temperature [Min]-40 °C-40 °C
Package / Case8-SOIC8-SOIC
Package / Case0.154 in0.154 in
Package / Case [custom]77
Package / Case [custom]3.9 mm3.9 mm
Supplier Device Package7-SOIC7-SOIC
TopologyStep-Down (Buck), Step-Up (Boost), FlybackStep-Down (Buck), Step-Up (Boost), Flyback
TypeAC DC Offline SwitcherAC DC Offline Switcher
Voltage - Supply (Max) [Max]20 V20 V
Voltage - Supply (Min) [Min]8 V8 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTape & Reel (TR) 2500$ 0.57
5000$ 0.54
12500$ 0.52

iW3677 Series

Power Factor Correction Flyback Controller for Front-End Power Conversion in Commercial SSL Lighting

PartDimmingSupplier Device PackageVoltage - Supply (Max) [Max]Package / Case [custom]Package / CasePackage / Case [custom]Package / CaseVoltage - Supply (Min) [Min]TypeInternal Switch(s)Operating Temperature [Max]Operating Temperature [Min]TopologyNumber of OutputsMounting Type
Renesas Electronics Corporation
IW3677-00C
Renesas Electronics Corporation
IW3677-00C
7-SOIC
20 V
7
8-SOIC
3.9 mm
0.154 in
8 V
AC DC Offline Switcher
150 °C
-40 °C
Flyback, Step-Down (Buck), Step-Up (Boost)
1
Surface Mount

Description

General part information

iW3677 Series

The iW3677 front-end flyback power factor correction device provides high power factor (PF >0.9) and low THD (<20%) down to 33% load current using Renesas'PF-Boost™technology. The device can be configured in both isolated and non-isolated configurations, as a buck, buck-boost or flyback converter and consumes less than 150mW no-load standby power at 230VAC. The iW3677 integrates a high-voltage startup device which also reduces standby power consumption during normal operation.

The iW3677 integrates a full range of protection features including output overvoltage, over-power, input overvoltage and undervoltage, overcurrent and sense resistor short circuit protection, open loop and over-temperature protection.

For an option without integrated high-voltage startup, seeiW3671.

Documents

Technical documentation and resources