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

Documentation & Downloads

Title Other Languages Type Format File Size Date
Application Notes & White Papers
AN1387: White LED Driver Circuits for Off-Line Applications using Standard PWM Controllers – Application Note PDF 746 KB
AN1262: Designing with the ISL6752, ISL6753 ZVS Full-Bridge Controllers – Application Note PDF 581 KB
AN1246: Techniques To Improve ZVS Full-bridge Performance – Application Note PDF 725 KB
AN1619: Designing with ISL6752DBEVAL1Z and ISL6754DBEVAL1Z Control Cards – Application Note PDF 1.49 MB
AN1243: Getting Started with iSim and iSim:PE – Application Note PDF 436 KB
AN1681: Grounding Techniques – Application Note PDF 509 KB
AN1684: Nonideality of Ground – Application Note PDF 397 KB
AN1245: iSim ISL6742 Virtual Evaluation Platform – Application Note PDF 1.05 MB
AN1002: 200W, 470kHz, Telecom Power Supply Using ISL6551 Full-Bridge Controller and ISL6550 Supervisor and Monitor – Application Note PDF 4.30 MB
AN9867: End of Life Derating: A Necessity or Overkill – Application Note PDF 338 KB
Other
Intersil Commercial Lab Services – Brochure PDF 364 KB
info: For device-specific or order-specific documentation, submit a support request.

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Topology [Rail 1] Topology Characteristic Control Mode UVLO Rising (V) UVLO Falling (V) VBIAS (Max) (V) No-Load Operating Current PWMs (#) FET Driver Output Current (Max) (A) Duty Cycle (%) Qualification Level iSim Model
ISL6721
Flexible Single Ended Current Mode PWM Controller		 Single-Ended Flyback or Forward (two switch) Peak Current Mode 8.25 7.7 20 4.5 mA 1 1 100 Standard Yes
ISL6721A
Flexible Single-ended Current Mode PWM Controller		 Single-Ended Flyback or Forward (two switch) Peak Current Mode 6.8 6.2 20 4.5 mA 1 1 100 Standard
ISL6722A
Flexible Single Ended Current Mode PWM Controllers		 Single-Ended Flyback or Forward (two switch) Peak Current Mode 8.25 7.7 20 4.5 mA 1 1 100 Standard
ISL6726
Active Clamp Forward PWM Controller		 Single-Ended Active clamp forward
Active clamp forward, Asymmetric half-bridge and more...
 7.65 6.23 20 10 mA 1 1 100 Standard Yes
ISL6729
Low-Cost Single-Ended Current-Mode PWM for Microcontroller-Based Power Converters		 Single-Ended Flyback or Forward (two switch) Peak Current Mode 4.5 4.3 7 3.3 mA 1 1 100 Standard
ISL6740
Flexible Double Ended Voltage and Current Mode PWM Controllers		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Voltage Mode 7.25 6.75 20 5 mA 2 0.05 100 Standard
ISL6740A
Flexible Double-Ended Voltage-Mode PWM Controller with Voltage Feed Forward		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Voltage Mode 7.25 6.75 20 5 mA 2 0.01 100 Standard
ISL6741
Flexible Double Ended Voltage and Current Mode PWM Controllers		 Double-Ended Push-pull Peak Current Mode 7.25 6.75 20 5 mA 2 0.01 100 Standard
ISL6742
Advanced Double-Ended PWM Controller with Synchronous Rectifier Control and Average Current Limit		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Peak Current, Voltage, or Average Current Mode 8.75 7 20 5 mA 4 0.01 99 Standard Yes
ISL6742B
Advanced Double-Ended PWM Controller		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Peak Current, Voltage, or Average Current Mode 8.75 7 20 7.5 mA (typ) , 12mA (max) 4 0.01 100 Standard Yes
ISL6744
Intermediate Bus Double-Ended PWM Controller with Precision Dead-Time Adjustment		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Voltage Mode 6.3 5.7 20 3 mA 2 100 Standard Yes
ISL6744A
Intermediate Bus PWM Controller		 Double-Ended Half-Bridge or Full Bridge (Telecom) Hard SW Voltage Mode 6.3 5.7 20 3 mA 2 100 Standard
ISL6840
Improved Industry-Standard Single-Ended PWM Controller		 Single-Ended Peak Current Mode 7 6.6 20 2.3 mA 1 1 100 Standard
ISL6842
Improved Industry-Standard Single-Ended PWM Controller		 Single-Ended Peak Current Mode 14.4 8.8 20 2.3 mA 1 1 100 Standard
ISL6843
Improved Industry-Standard Single-Ended PWM Controller		 Single-Ended Flyback or Forward (two switch) Peak Current Mode 8.4 7.2 20 3.3 mA 1 1 100 Standard