ADP1071-1ARWZ-R7

Overview

The ADP1071-1ARWZ-R7 is an isolated flyback controller manufactured by Analog Devices Inc., designed for high-efficiency power conversion applications. It operates within a switching frequency range of 50 kHz to 600 kHz and supports a maximum duty cycle of 85%. The device functions with an operating supply voltage between 4.7V and 60V, drawing a typical supply current of 22 mA. It is housed in a 16-SOIC surface-mount package and is rated for operation across a temperature range of -40°C to +125°C.

Feature Summary

• Integrated synchronous rectification control for enhanced efficiency
• Optocoupler-less feedback mechanism using auxiliary winding sensing
• Programmable switching frequency for flexible design optimization
• Built-in protection features including overvoltage and thermal shutdown

Applications

• Isolated flyback converter designs
• Forward converter topologies
• LED lighting power supplies
• Industrial power adapters

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm the specific suffix ARWZ-R7 matches the required 16-SOIC reel packaging. Check for RoHS compliance documentation and ensure the part status aligns with current manufacturing availability before finalizing procurement plans.

Selection Notes

Select this controller for isolated power supplies requiring high efficiency without optocouplers. Ensure the input voltage range of 4.7V to 60V suits the application. Verify that the 16-SOIC package fits the PCB layout constraints. Consider the 50 kHz to 600 kHz frequency range for transformer design compatibility.

Part Context

This component belongs to the ADP1071 family of isolated flyback controllers from Analog Devices. It shares functional similarities with the ADP1071-2 variant but differs in specific pinout or feature configuration suitable for single-output isolated applications. The family targets efficient, compact power solutions for industrial and consumer electronics.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.