Renesas' isolated power supply product portfolio includes current mode pulse width modulating (PWM) controllers for flyback, forward and general switch mode power supplies.

Power & Power Management

Product Selection Table

    Processing table
    Part Number
    Topology Characteristic
    Control Mode
    UVLO Rising (V)
    UVLO Falling (V)
    VBIAS (Max) (V)
    PWMs (#)
    FET Driver Output Current (Max) (A)
    Application
    Pkg. Type
    Output Power Max (W)
    Switching Frequency (KHz)
    No Load Power (mW)
    Cable Drop Comp (mV)
    Controller / Integrated
    Advanced Features
    Simulation Model Available
    Temp. Range
    Qualification Level
    ISL6721
    Flexible Single Ended Current Mode PWM Controller    		 Flyback or Forward (two switch) Peak Current Mode 8.25 7.7 20 1 1 SOICN, TSSOP Controller iSim Standard
    ISL6721A
    Flexible Single-ended Current Mode PWM Controller    		 Flyback or Forward (two switch) Peak Current Mode 6.8 6.2 20 1 1 QFN, TSSOP Controller Standard
    ISL6722A
    Flexible Single Ended Current Mode PWM Controllers    		 Flyback or Forward (two switch) Peak Current Mode 8.25 7.7 20 1 1 QFN, SOICN, TSSOP Controller Standard
    ISL6726
    Active Clamp Forward PWM Controller    		 Active clamp forward
    Active clamp forward, Asymmetric half-bridge and more...
    		 7.65 6.23 20 1 1 QSOP Controller iSim Standard
    ISL6741
    Flexible Double Ended Voltage and Current Mode PWM Controllers    		 Push-pull Peak Current Mode 7.25 6.75 20 2 0.01 TSSOP Controller Standard
    ISL6840
    Improved Industry-Standard Single-Ended PWM Controller    		 Peak Current Mode 7 6.6 20 1 1 DFN, MSOP, SOICN Controller Standard
    ISL6843
    Improved Industry-Standard Single-Ended PWM Controller    		 Flyback or Forward (two switch) Peak Current Mode 8.4 7.2 20 1 1 MSOP, SOICN Controller Standard
    ISL8840A
    High Performance Industry Standard Single-Ended Current Mode PWM Controller    		 Flyback Peak Current Mode 7 6.6 30 1 1 MSOP, SOICN Controller Standard
    iW1600-03
    10W AC/DC Digital Controller with <10mW Stand-by Power, Integrated Active Startup Circuit and Fast DLR    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.5 18 1 Adapters, Chargers SOIC-7 10 78 10 Controller Active Start-Up, EZ-EMI, Fast DLR, PrimAccurate, SmartDefender Standard
    iW1602
    Configurable Light Load Operation Mode AC/DC Converter Enables Highly Efficient 30W Travel Adapters with Fast DLR    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12.7 5.5 20 1 1 Adapters, Chargers SOT23-6L 30 89 30 Controller Active Start-Up, EZ-EMI, Fast DLR, PrimAccurate, SmartDefender diaSIM Standard
    iW1608
    AC/DC Converter Configures Output Current in Real Time To Enable Smaller, Low Cost 30W Universal Input Adapters/Chargers    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12.7 5.5 20 1 1 Adapters, Chargers SOT23-6L 30 89 30 Controller Active Start-Up, Configurable Real-Time Output Current Limit and more... Standard
    iW1676
    PrimAccurate™ Off-Line Digital PWM Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Chargers SOT23-5L 5 64 30 300 Controller EZ-EMI, PrimAccurate Standard
    iW1677
    PrimAccurate™ Off-Line Digital PWM Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Chargers SOT23-6L 5 72 20 Controller EZ-EMI, PrimAccurate Standard
    iW1678
    Low-Power Off-line Digital Green-Mode PWM Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 10.5 4.1 16 1 Adapters, Chargers SOT23-5L 30 64 30 Controller Standard
    iW1690
    Low-Power Off-line Digital PWM Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 5.5 16 1 Adapters, Chargers SOIC-8 30 45 - 75 30 Controller Standard
    iW1691
    PrimAccurate™ Off-Line Digital PWM N-Channel MOSFET Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 6 16 1 0.3 SOIC-8 Controller Standard
    iW1692
    Low-Power Off-line Digital PWM Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 6 16 1 0.3 Adapters, Chargers SOT23-6L 30 40 30 Controller Standard
    iW1697
    PrimAccurate™ Off-Line Digital PWM Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 4 Adapters, Chargers SOT23-6L 30 40 30 Controller Standard
    iW1699
    30W AC/DC Off-Line Controller for Power Adapters    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 5.5 16 1 0.75 SOIC-8 Controller Standard
    iW1699B
    30W AC/DC Off-Line Controller for Power Adapters Offers Lower Output Ripple, Wider Input Voltage vs. iW1699    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 5.5 20 1 1 Adapters, Chargers, Embedded, Home Appliances SOIC-8 30 89 30 Controller 1% Ripple, EZ-EMI, Fast DLR, PrimAccurate, SmartDefender diaSIM Standard
    iW1700
    PrimAccurate™ Zero No-Load Power Off-Line Digital PWM Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Chargers, Home Appliances SOT23-6L 10 72 5 Controller EZ-EMI, PrimAccurate Standard
    iW1702
    45W Digital AC/DC PWM Controller with Configurable Light Load Operation Mode Optimized for 9V+ Applications    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 6.4 20 1 1.2 Adapters, Chargers, Embedded, Home Appliances, Networking SOT23-6L 45 79 75 Controller 5V Applications, 9V Applications, 9V Applications and more... diaSIM Standard
    iW1706
    PrimAccurate™ Off-Line Digital PWM Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1
    Adapters, Chargers, Home Appliances, Networking and more...
    		 SOT23-5L 10 72 100 Controller EZ-EMI, PrimAccurate Standard
    iW1707
    PrimAccurate™ Digital Controller in a SOT-23 Package    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Chargers, Home Appliances, Networking, Smart Meters SOT23-6L 10 72 100 Controller EZ-EMI, PrimAccurate Standard
    iW1709
    PrimAccurate™ Digital Off-Line Controller with <50mW No-Load Power Consumption for Power Supplies up to 12W    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.5 20 1 Adapters, Chargers, Home Appliances, Networking, Smart Meters SOIC-8 12 72 50 Controller EZ-EMI, PrimAccurate diaSIM Standard
    iW1710
    PrimAccurate™ High Power, Off-Line Digital PWM N-Channel MOSFET Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 6 16 1 0.3 Adapters, Chargers, Networking, Solid State Lighting SOIC-8 40 130 150 0, 300 Controller EZ-EMI, PrimAccurate Standard
    iW1760
    45W AC/DC Off-Line Controller for Power Adapters    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 6.5 16 1 0.75 SOIC-8 Controller Standard
    iW1760B
    45W AC/DC Off-Line Controller for Power Adapters Offers Lower Output Ripple, Wider Input Voltage vs iW1760    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 5.5 20 1 1 Adapters, Chargers, Embedded, Home Appliances, Networking SOIC-8 45 79 50 Controller 1% Ripple, EZ-EMI, Fast DLR, PrimAccurate diaSIM Standard
    iW1762
    PrimAccurate™ High-Performance N-Channel MOSFET Digital PWM Controller for Networking Adapters    		 Flyback Primary-Side Regulation Peak Current Mode DCM 12 6.5 16 1 0.75 Adapters, Chargers, Home Appliances, Networking SOIC-8 25 79 20 Controller EZ-EMI, Fast DLR, PrimAccurate Standard
    iW1770
    Digital PWM Controller Offers Peak Power Mode, Eliminating Need to Oversize Power Supply    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 6.5 20 1 1 Adapters, Chargers, Home Appliances, Networking SOIC-8 40 79 50 Controller EZ-EMI, Fast DLR, High Peak Power, PrimAccurate diaSIM Standard
    iW1780H
    Rapid Charge™ AC/DC Digital Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.8 6.5 20 1 1.3 Adapters, Chargers SOIC-8 Controller Standard
    iW1781
    45W Rapid Charge™ AC/DC Digital Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.8 6.5 20 1 1 Adapters, Chargers SOIC-8 45 76 20 Controller EZ-EMI, PrimAccurate, Rapid Charge, SmartDefender and more... Standard
    iW1782
    RapidCharge™ AC/DC Digital Quasi-Resonant PWM Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.8 6.5 20 1 1 Adapters, Chargers SOIC-8 45 76 10 Controller EZ-EMI, PrimAccurate, Qualcomm Quick Charge 3.0-compatible and more... Standard
    iW1790
    Low BOM Cost 27W RapidCharge™ AC/DC Digital Controller with XM-Comm Technology    		 Flyback Primary-Side Regulation Peak Current Mode DCM 15.5 7.2 40 1 1 Adapters, Chargers SOIC-8 27 76 20 Controller EZ-EMI, PrimAccurate and more... Standard
    iW1791
    Reduced BOM Cost 27W Rapid Charge™ AC/DC Digital Controller    		 Flyback Primary-Side Regulation Peak Current Mode DCM 15.5 7.2 40 1 1 Adapters, Chargers SOIC-8 27 76 20 Controller Direct Charge, EZ-EMI, PrimAccurate and more... Standard
    iW1796
    27W Low BOM Cost RapidCharge™ AC/DC Digital Controller with XM-Comm Technology in Small SOT23-6    		 Flyback Primary-Side Regulation Peak Current Mode DCM 21 7.65 40 1 1 Adapters, Chargers SOT23-6L 27 76 - 86 20 Controller Cable Fault Protection, EZ-EMI, PrimAccurate and more... Standard
    iW1797
    27W High Resolution RapidCharge™ AC/DC Digital Controller in Small SOT23-6    		 Flyback Primary-Side Regulation Peak Current Mode DCM 21 7.65 40 1 1 Adapters, Chargers SOT23-6L 27 76 - 86 20 Controller Cable Fault Protection, EZ-EMI, PrimAccurate and more... Standard
    iW1798
    45W RapidCharge™ AC/DC Digital Controller with XM-Comm Technology and Advanced Protection Features    		 Flyback Primary-Side Regulation Peak Current Mode DCM 21 7.65 40 1 1 Adapters, Chargers SOIC-8 45 76 - 86 20 Controller Cable Fault Protection, EZ-EMI, PrimAccurate and more... Standard
    iW1799
    45W High Resolution RapidCharge™ AC/DC Digital Controller with Advanced Protection Features    		 Flyback Primary-Side Regulation Peak Current Mode DCM 21 7.65 40 1 1 Adapters, Chargers SOIC-8 45 55 - 86 20 Controller Cable Fault Protection, EZ-EMI, PrimAccurate and more... Standard
    iW1810
    AccuSwitch™ Off-Line Digital PWM Converter with 800V Bipolar Power Transistor    		 Flyback Primary-Side Regulation Peak Current Mode DCM 10.5 4.1 16 1 SOIC-7 Controller Standard
    iW1812
    AccuSwitch™ Off-Line Digital PWM Converter with 800V Bipolar Power Transistor    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Home Appliances, Smart Meters, Solid State Lighting SOIC-7 5 64 30 Integrated AccuSwitch, EZ-EMI, PrimAccurate Standard
    iW1816
    AccuSwitch™ Off-Line Digital PWM Converter with 800V Bipolar Power Transistor    		 Flyback Primary-Side Regulation Peak Current Mode DCM 11 4 16 1 Adapters, Chargers, Home Appliances, Smart Meters, Solid State Lighting SOIC-7 5 64 30 Integrated AccuSwitch, EZ-EMI, PrimAccurate Standard
    iW1818
    12W AccuSwitch™ AC/DC Digital Primary-Side Switcher Eliminates Optocoupler and Maintains Excellent Cross-Regulation Accuracy    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.4 20 1 Adapters, Chargers, Embedded, Home Appliances, Networking PDIP-7L 12 72 50 Integrated AccuSwitch, EZ-EMI, PrimAccurate diaSIM Standard
    iW1819
    18W AccuSwitch™ AC/DC Digital Primary-Side Switcher Eliminates Optocoupler and Maintains Excellent Cross-Regulation Accuracy    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.4 20 1 Embedded, Home Appliances, Networking SO-10 Batwing 18 72 30 Integrated AccuSwitch, EZ-EMI, PrimAccurate Standard
    iW1820
    15W AccuSwitch™ AC/DC Digital Primary-Side Switcher Eliminates Optocoupler and Maintains Excellent Cross-Regulation Accuracy    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.4 20 1 Adapters, Chargers, Embedded, Home Appliances, Networking SO-10 Batwing 15 72 30 Integrated AccuSwitch, EZ-EMI, Optimized for 5Vout, PrimAccurate Standard
    iW1821
    1200V AccuSwitch™ AC/DC Digital Primary-Side Converter for Three-Phase Industrial Applications up to 12W    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.4 20 1 Embedded, Smart Meters S0-10 Batwing, SO-10 Batwing 12 72 50 Integrated AccuSwitch, EZ-EMI, PrimAccurate Standard
    iW1822
    900V AccuSwitch™ AC/DC Digital Primary-Side Converter for Industrial Applications up to 18W    		 Flyback Primary-Side Regulation Peak Current Mode DCM 14.5 4.4 20 1 Embedded, Smart Meters S0-10 Batwing, SO-10 Batwing 18 72 30 Integrated AccuSwitch, EZ-EMI, PrimAccurate Standard
    iW1825
    700V AccuSwitch™ AC/DC Digital Primary-Side Converter with Configurable Light Load Mode for Applications up to 25W    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 6.4 18 1 Adapters, Chargers, Embedded, Home Appliances, Networking S0-10 Batwing, SO-10 Batwing 25 79 75 Integrated AccuSwitch, EZ-EMI, PrimAccurate, SmartDefender Standard
    iW1830
    15W AccuSwitch™ AC/DC Digital Primary-Side Switcher Eliminates Optocoupler and Maintains Excellent Cross-Regulation Accuracy    		 Flyback Primary-Side Regulation Peak Current Mode DCM 13.7 6.5 20 1 Home Appliances, Networking, Smart Meters PDIP-7L 15 79 50 Integrated AccuSwitch, EZ-EMI, PrimAccurate diaSIM Standard
    iW9801
    100W Digital Zero Voltage Switching RapidCharge™ AC/DC Controller    		 Flyback Peak Current Mode DCM, ZVS 20 7 43 1 1 Adapters, Chargers, PSUs, Power Tools SOIC-10 100 95 - 130 20 Controller Cable Fault Protection, Direct Charge, PrimAccurate and more... Standard
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    Documentation

    Title Type Date
    AN1387: White LED Driver Circuits for Off-Line Applications using Standard PWM Controllers
    PDF746 KB
    Application Note
    AN1262: Designing with the ISL6752, ISL6753 ZVS Full-Bridge Controllers
    PDF581 KB
    Application Note
    AN1246: Techniques To Improve ZVS Full-bridge Performance
    PDF725 KB
    Application Note
    AN1619: Designing with ISL6752DBEVAL1Z and ISL6754DBEVAL1Z Control Cards
    PDF1.49 MB
    Application Note
    AN1681: Grounding Techniques
    PDF509 KB
    Application Note
    AN1684: Nonideality of Ground
    PDF397 KB
    Application Note
    AN1245: iSim ISL6742 Virtual Evaluation Platform
    PDF1.05 MB
    Application Note
    AN1002: 200W, 470kHz, Telecom Power Supply Using ISL6551 Full-Bridge Controller and ISL6550 Supervisor and Monitor
    PDF4.30 MB
    Application Note
    AN9867: End of Life Derating: A Necessity or Overkill
    PDF338 KB
    Application Note
    AC/DC Power Management ICs
    PDF5.17 MB 简体中文
    Brochure
    Smartphone Solutions Guide
    PDF10.65 MB
    Brochure
    Intersil Commercial Lab Services
    PDF364 KB
    Brochure