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iW1709-00 - iW1709 Functional Block Diagram

iW1709-00

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Renesas Electronics Corporation

PRIMACCURATE™ DIGITAL OFF-LINE CONTROLLER WITH <50MW NO-LOAD POWER CONSUMPTION FOR POWER SUPPLIES UP TO 12W

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iW1709-00 - iW1709 Functional Block Diagram

iW1709-00

Active
Renesas Electronics Corporation

PRIMACCURATE™ DIGITAL OFF-LINE CONTROLLER WITH <50MW NO-LOAD POWER CONSUMPTION FOR POWER SUPPLIES UP TO 12W

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Technical Specifications

Parameters and characteristics commom to parts in this series

SpecificationiW1709-00iW1709 Series
Control Features-Soft Start
Fault Protection-Short Circuit, Current Limiting, Over Temperature, Over Voltage
Frequency - Switching-72 kHz
Internal Switch(s)-False
Mounting Type-Surface Mount
null-
Operating Temperature-150 °C
Operating Temperature--40 °C
Output Isolation-Isolated
Package / Case-8-SOIC
Package / Case-3.9 mm
Package / Case-0.154 in
Supplier Device Package-8-SOIC
Topology-Flyback
Voltage - Supply (Vcc/Vdd)-25 V

Pricing

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

DistributorPackageQuantity$

iW1709 Series

PrimAccurate™ Digital Off-Line Controller with <50mW No-Load Power Consumption for Power Supplies up to 12W

PartPackage / CasePackage / Case [y]Package / Case [x]Control FeaturesTopologyFault ProtectionMounting TypeFrequency - SwitchingOperating Temperature [Max]Operating Temperature [Min]Voltage - Supply (Vcc/Vdd)Output IsolationInternal Switch(s)Supplier Device Package
Renesas Electronics Corporation
iW1709-00
Renesas Electronics Corporation
IW1709-11
Renesas Electronics Corporation
IW1709-11
8-SOIC
3.9 mm
0.154 in
Soft Start
Flyback
Current Limiting, Over Temperature, Over Voltage, Short Circuit
Surface Mount
72 kHz
150 °C
-40 °C
25 V
Isolated
8-SOIC
Renesas Electronics Corporation
iW1709-01

Description

General part information

iW1709 Series

The iW1709 digital off-line controller offers fast start-up into high capacitive loads, very low standby power consumption (<50mW) and a cost-optimized BOM, working with low cost bipolar junction transistor (BJT) power devices for off-line power supplies up to 12W. By meeting the U.S. Department of Energy’s external power supply efficiency requirements and Version 5, Tier 2 of the EU’s Code of Conduct for external power supplies, the iW1709 fits ideally into home networking equipment, home appliances, wireless access points, and set-top boxes.

Integrating Renesas' PrimAccurate™ and EZ-EMI®technologies enables easy-to-design solutions and reduces BOM cost by eliminating the need for an external optical feedback isolator. The iW1709 also integrates cable drop compensation options, compensating for voltage drop in the cables and connectors, ensuring the proper voltage makes it to the load. A full complement of protection features enables robust operation in the event of a short circuit, overvoltage, input undervoltage, or over-temperature condition.

ADiaSIM™simulation model is available for the iW1709. For more information and where to download, please visit theDiaSIM™page.

Documents

Technical documentation and resources

No documents available