TEA1622P/N1,112

Overview

The TEA1622P/N1,112 is an offline flyback switch from the STARplug™ series by NXP USA Inc. It operates within a switching frequency range of 10kHz to 200kHz and supports a maximum duty cycle of 75%. The device features an internal high-voltage switch with a breakdown voltage of 650V and requires a startup voltage of 9.5V. Supply voltage ranges from 7.5V to 40V. Packaged in an 8-DIP (7.62mm) through-hole format, it includes fault protection for current limiting, overtemperature, and short circuits. Operating temperature spans -20°C to 85°C.

Feature Summary

• Integrated high-voltage startup source eliminates external bias winding requirements
• Built-in primary-side regulation simplifies transformer design
• Comprehensive fault protection including current limit, overtemperature, and short circuit

Applications

• Offline AC-DC power supplies
• Flyback converter topologies
• Consumer electronics adapters

Procurement Notes

Verify component authenticity via official NXP channels due to End-of-Life status. Confirm RoHS3 compliance and REACH SVHC declarations against latest material certificates. Check for alternative packages or pin-compatible replacements if lead times are critical. Validate datasheet revisions for any parameter updates prior to integration.

Selection Notes

Select this component for cost-sensitive applications requiring simplified transformer designs. Suitable for low-to-medium power isolated converters where primary-side control meets efficiency targets. Consider thermal management capabilities within the specified operating temperature range. Evaluate input voltage stability against the 7.5V to 40V supply requirement.

Part Context

Part of the STARplug™ family designed for simplified offline power conversion. Offers integrated functionality reducing external component count compared to discrete solutions. Targets applications prioritizing design simplicity and manufacturing efficiency in standard DIP packaging.

Replacement Considerations

This product is listed as No Longer Manufactured. Consult NXP documentation for direct pin-compatible alternatives within the same series or updated generations that maintain identical footprint and electrical characteristics.