TNY175DG-TL

AC DC Converters, Offline Switchers Overview

The TNY175DG-TL is an isolated AC/DC converter from the TinySwitch-LT series by Power Integrations. It operates within a wide input voltage range of 85 VAC to 265 VAC, delivering up to 11.5 W at 85-265 VAC and 15 W at 230 VAC. The device features a fixed switching frequency of 132 kHz with a maximum duty cycle of 65%. It supports a maximum output voltage of 50 V and has a quiescent supply current of 75 mA. Designed for surface mount applications in SO-8C packages, it functions reliably across temperatures from -40°C to +150°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage power switch and controller into a single compact package
• Provides complete off-line conversion solution with internal startup circuitry
• Includes proprietary Cycle-by-Cycle current limiting and thermal shutdown protection

AC DC Converters, Offline Switchers Applications

• General purpose isolated AC/DC power supplies
• Battery chargers for consumer electronics
• Standby power supplies for appliances

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'TL' corresponds to the tape-and-reel packaging configuration required for your assembly line. Confirm that the SO-8C package dimensions align with your PCB footprint design. Ensure compliance with RoHS directives if applicable to your region. Cross-reference the manufacturer part number against official distributor catalogs to avoid counterfeit components.

AC DC Converters, Offline Switchers Selection Notes

Select this component when designing low-power isolated converters requiring minimal external components. The integrated high-voltage MOSFET simplifies layout compared to discrete solutions. Consider the thermal performance limits when determining heat dissipation requirements for enclosed designs. Evaluate the 132 kHz frequency impact on EMI filtering needs relative to regulatory standards.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TinySwitch-LT family, designed for cost-effective, high-reliability power conversion. It replaces older discrete flyback controllers by integrating the power switch, oscillator, and control logic. The series is widely used in applications where board space and bill-of-materials count are critical constraints for mass-produced electronic devices.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution lists for compatible variants within the TinySwitch-LT family. Verify pinout compatibility before replacing with other models in the series.