TEA1721A3T/N1/S2J

Power Supply Controllers, Monitors Overview

The TEA1721A3T/N1/S2J is an NXP SMPS controller IC designed for DC-DC conversion applications. It operates within a 15V to 19V input voltage range and supports up to five outputs. The device features a switching frequency of 53kHz and a maximum load cycle of 78%. Packaged in a surface-mount SOIC format with seven pins, the component measures 5mm in length and 1.75mm in height.

Power Supply Controllers, Monitors Feature Summary

• Supports multi-output DC-DC power supply architectures
• Integrated control logic for switch-mode power regulation
• Designed for surface-mount assembly processes

Power Supply Controllers, Monitors Applications

• Switched-mode power supply design
• Multi-output power regulation systems
• DC-DC converter circuits

Power Supply Controllers, Monitors Procurement Notes

Verify part authenticity through authorized NXP distributors or certified suppliers. Confirm package integrity and pin alignment upon receipt. Check manufacturing date codes against project requirements. Ensure storage conditions comply with moisture sensitivity levels. Validate datasheet revisions match the specific batch documentation provided by the vendor.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs requiring fixed-frequency operation at 53kHz. Consider the 7-pin SOIC footprint for PCB layout constraints. Evaluate the 15V-19V input range suitability for the target power stage. Assess thermal management needs based on the specified package dimensions and power dissipation characteristics.

Power Supply Controllers, Monitors Part Context

This component belongs to the TEA1721AT series of power supply controllers from NXP Semiconductors. It is categorized under GreenChip AC-DC solutions, targeting efficient offline power conversion. The series focuses on integrated control for flyback and similar topologies, emphasizing reliability in consumer and industrial power adapters.

Power Supply Controllers, Monitors Replacement Considerations

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