TEA1733LT/N1,118

AC DC Converters, Offline Switchers Overview

The TEA1733LT/N1,118 is a GreenChip SMPS controller IC designed for flyback topology applications. It operates within a switching frequency range of 22.5 kHz to 50.5 kHz and supports a maximum duty cycle of 78%. The device functions reliably across an operating temperature range from -40°C to +85°C. Packaged in an SO-7 surface-mount format, it integrates essential protection features including overvoltage, undervoltage, and thermal safeguards.

AC DC Converters, Offline Switchers Feature Summary

• Integrates frequency jitter technology to reduce electromagnetic interference (EMI) emissions.
• Includes built-in high-voltage regulation and soft-start capabilities for stable operation.
• Provides comprehensive protection mechanisms such as overcurrent, overload, and thermal shutdown.

AC DC Converters, Offline Switchers Applications

• Power supplies for LED LCD televisions
• General-purpose AC-DC converter designs
• Low-power switch-mode power supply systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix N1,118 against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with your PCB footprint and reflow profile requirements before finalizing procurement orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for cost-sensitive flyback designs requiring integrated EMI reduction. It is suitable for applications needing moderate power levels up to approximately 75W. Verify that the required input voltage range aligns with the chip's operational limits.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TEA173x series of GreenChip controllers by NXP Semiconductors. These devices are optimized for low standby power consumption and high efficiency in consumer electronics. The LT variant typically denotes specific packaging or temperature grade variations within the family.

AC DC Converters, Offline Switchers Replacement Considerations

Direct substitutes include TEA1733T/N1,118 and TEA1733P/N1,118. Verify pinout compatibility and electrical parameter alignment before substitution.