TNY177PN

AC DC Converters, Offline Switchers Overview

The TNY177PN is an AC/DC converter from the TinySwitch-LT series, designed for offline applications. It delivers 18 W output at 85-265 VAC input and 23.5 W at 230 VAC. The device features a 50 V maximum output voltage and operates with a switching frequency of 132 kHz. It supports a maximum duty cycle of 65% and draws 75 mA of operating supply current. The component handles an output current of 365 uA and functions within a temperature range of -40 C to +150 C. It utilizes Silicon technology and provides isolated conversion in a DIP-8C package.

AC DC Converters, Offline Switchers Feature Summary

• Integrates ON/OFF control scheme for enhanced flexibility and extended power range
• Features self-biasing capability eliminating the need for bias windings or components
• Includes accurate hysteresis thermal shutdown protection with automatic recovery

AC DC Converters, Offline Switchers Applications

• Chargers and adapters for mobile devices
• PC standby and auxiliary power supplies
• Low-power set-top decoders and DVD/PVR systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific ordering suffix to confirm the package type, as variations exist between through-hole and surface-mount options. Ensure the selected variant matches the required PCB layout constraints. Confirm RoHS compliance status directly with the manufacturer documentation before finalizing procurement orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring low system cost and minimal external component count. It is suitable for applications needing simple design without loop compensation. Consider the DIP-8C package for through-hole assembly requirements. Evaluate thermal performance based on the specified maximum operating temperature limits.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TinySwitch-LT family, which offers energy-efficient offline switching solutions. The series is characterized by high integration levels that reduce overall bill of materials. It targets applications demanding strict adherence to global energy efficiency regulations while maintaining reliable operation.

AC DC Converters, Offline Switchers Replacement Considerations

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