TDA16822XK

AC DC Converters, Offline Switchers Overview

The TDA16822XK is an offline flyback converter switch from the CoolSET®F1 series, manufactured by Infineon Technologies. It integrates a high-voltage power MOSFET with a control circuit in an 8-DIP package. The device operates at a switching frequency of 100 kHz and supports a maximum duty cycle of 72%. It features an internal switch rated for 650V breakdown voltage, with a startup voltage of 14 V and a supply voltage range of 9V to 17V. Designed for isolated topologies, it delivers up to 20 W of output power and includes comprehensive fault protection mechanisms.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a high-voltage power MOSFET with a dedicated control circuit for simplified design
• Provides multiple fault protection modes including current limiting, overvoltage, and thermal shutdown
• Features soft-start functionality to reduce inrush current during initialization

AC DC Converters, Offline Switchers Applications

• Offline flyback power supplies
• Isolated DC-DC conversion systems
• General-purpose AC-DC adapters

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized distributors or official Infineon channels. Confirm the specific suffix 'XK' corresponds to the required packaging format. Check for obsolescence status as availability may be limited. Ensure compatibility with existing PCB footprints for PG-DIP-8 packages. Review latest datasheet revisions for any updates to electrical characteristics or handling instructions.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring integrated flyback control and high-voltage switching. Consider the 650V rating for primary side voltage stresses. Evaluate thermal management requirements given the DIP-8 package constraints. Verify that the 100 kHz switching frequency aligns with transformer design specifications. Assess if the integrated protections meet system safety standards without external components.

AC DC Converters, Offline Switchers Part Context

The TDA16822XK belongs to the CoolSET®F1 family, which combines power and control technologies. This series targets cost-effective solutions for medium-power offline converters. The integration reduces component count and board space compared to discrete designs. It represents Infineon's approach to simplifying power supply development for consumer and industrial electronics.

AC DC Converters, Offline Switchers Replacement Considerations

Check for direct pin-compatible alternatives within the CoolSET family. Verify electrical parameter equivalence for voltage ratings and current limits. Ensure thermal performance matches the original design requirements. Confirm package dimensions are identical for mechanical fit.