TEA1999TK/1J

Power Supply Controllers, Monitors Overview

The TEA1999TK/1J is a synchronous rectification controller IC designed for the secondary side of flyback converters. It operates with a supply voltage range of 0V to 21V and draws a supply current of 250 µA. The device supports an operating temperature range from -40°C to 150°C (TJ) and is housed in an 8-VDFN package with an exposed pad.

Power Supply Controllers, Monitors Feature Summary

• Dedicated controller for synchronous rectification on the secondary side of flyback converters
• Incorporates integrated sensing stage for accurate control
• Designed for low-power charging applications

Power Supply Controllers, Monitors Applications

• Secondary side control in flyback power supplies
• Synchronous rectification in switched mode power supplies
• Low-power mobile device chargers

Power Supply Controllers, Monitors Procurement Notes

Verify component status as this part number may be obsolete or discontinued. Confirm availability through authorized distributors or check for valid substitute part numbers before procurement planning. Ensure compatibility with existing design specifications if replacing legacy components.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs requiring dedicated secondary-side synchronous rectification control. Verify that the 8-VDFN package fits the PCB layout constraints. Ensure the input voltage requirements align with the 0V to 21V supply range specified for the device operation.

Power Supply Controllers, Monitors Part Context

This component belongs to NXP's GreenChip series, which focuses on efficient power management solutions. It serves as a specialized controller within the broader family of AC-DC converter and power supply monitoring integrated circuits offered by the manufacturer.

Power Supply Controllers, Monitors Replacement Considerations

The TEA1999TK/1J is listed as obsolete. Available substitutes include other members of the TEA1999 series, such as the TEA1999TS/2, which offers similar synchronous rectification capabilities.