ADP1071-2ARWZ-RL

Overview

The ADP1071-2ARWZ-RL is an isolated synchronous flyback controller manufactured by Analog Devices Inc. It integrates iCoupler technology for galvanic isolation, eliminating the need for optocouplers and magnetic components in the feedback loop. The device supports a switching frequency range of 50 kHz to 600 kHz and operates with a maximum duty cycle of 85%. It functions within an input voltage range of 4.5 V to 36 V, with a typical supply current of 3.8 mA. The component is housed in a 24-pin LGA package and is rated for operation between -40°C and +125°C.

Feature Summary

• Integrates iCoupler digital isolation for transformerless feedback control
• Supports synchronous rectification for improved efficiency
• Programmable switching frequency from 50 kHz to 600 kHz
• Wide operating input voltage range up to 36 V

Applications

• Isolated DC/DC converter designs
• Flyback power supplies
• Forward converter topologies
• Industrial power management systems

Procurement Notes

Verify the specific suffix ARWZ-RL against official Analog Devices documentation to confirm the SOIC-16 or LGA-24 package variant and reel packaging status. Confirm RoHS compliance and moisture sensitivity levels prior to procurement. Cross-reference the manufacturer part number with authorized distributors to ensure authenticity and traceability.

Selection Notes

Select this component for applications requiring high-efficiency isolated power conversion without optocouplers. Ensure the design accommodates the 50 kHz to 600 kHz programmable frequency range. Verify that the thermal requirements align with the -40°C to +125°C operating temperature range. Confirm compatibility with synchronous rectifier implementations for optimal performance.

Part Context

This part belongs to the ADP1071 family of isolated flyback controllers. It is designed to replace traditional optocoupler-based solutions, offering enhanced reliability and reduced board space. The integration of digital isolation simplifies the design of isolated power stages while maintaining precise regulation capabilities.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.