TEA1792AT/1,118

Overview

The TEA1792AT/1,118 is a specialized power management IC from NXP Semiconductors designed for synchronous rectification in switch-mode power supplies. It operates within a supply voltage range of 8.5 V to 38 V and supports an output current of 2.7 A. The device is housed in an 8-SOIC package and functions effectively across a temperature range of -40°C to +150°C. As part of the GreenChip family, it utilizes Silicon-On-Insulator (SOI) technology to minimize external component count while maintaining high system efficiency from no-load to full-load conditions.

Feature Summary

• Provides precise synchronous rectification control suitable for both high-side and low-side applications
• Features a wide operating supply voltage range to accommodate various converter topologies
• Integrates a 10 V high drive output voltage capability to ensure optimal MOSFET performance

Applications

• Adapters utilizing discontinuous conduction mode
• Quasi-resonant flyback systems
• Secondary side controllers for non-conduction mode converters

Procurement Notes

Verify the specific suffix against official documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with the target switching frequency and input voltage requirements before integration. Cross-reference the manufacturer's latest datasheet for any updates regarding environmental compliance or pinout configurations.

Selection Notes

Select this controller for designs requiring high integration and minimal external components. It is particularly suitable for applications demanding high efficiency across varying load conditions. Consider the SOI process benefits for robustness and the wide supply voltage range for flexibility in primary-side regulation schemes.

Part Context

This component belongs to the TEA1792T series within NXP's GreenChip portfolio. It is engineered specifically for secondary-side synchronous rectification in isolated DC-DC converters. The series emphasizes cost-effective design through reduced bill-of-materials complexity while delivering reliable performance in consumer and industrial power adapter applications.

Replacement Considerations

Consult official substitution lists for verified alternatives such as the TEA1791AT/N1,118. Confirm that any substitute maintains compatible drive characteristics and package dimensions to ensure seamless integration without redesigning the printed circuit board layout.