STR-W6052S

AC DC Converters, Offline Switchers Overview

The STR-W6052S is an off-line PWM controller with an integrated power MOSFET, designed for flyback converter topologies. It features a breakdown voltage of 650 V and operates within a switching frequency range of 60 kHz to 74 kHz. The device supports a duty cycle of 71% and functions with a supply voltage between 13.8 V and 16.8 V. It has a startup voltage of 15.5 V and a minimum operating voltage of 8.9 V. Rated for 60 W output power, it operates in temperatures from -20°C to 115°C. The component is housed in a TO-220F-6 package.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage power MOSFET with PWM control logic for compact offline power supply designs.
• Includes comprehensive protection mechanisms against overcurrent, overload, overtemperature, and overvoltage conditions.

AC DC Converters, Offline Switchers Applications

• Offline flyback power supplies
• AC-DC converters
• General purpose power adapters

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific ordering suffix and package variant when sourcing, as manufacturing updates may affect physical dimensions or marking. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability varies by region. Ensure the supplier provides official datasheets matching the exact part number to avoid compatibility issues with existing circuit designs.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring a single-chip solution for isolated flyback converters up to 60 W. The integrated MOSFET simplifies design by reducing external component count. Consider the 650 V breakdown voltage for standard universal input ranges. Evaluate thermal management requirements given the TO-220F-6 package and 115°C maximum junction temperature rating.

AC DC Converters, Offline Switchers Part Context

The STR-W6052S belongs to the STR-W6000 series of off-line PWM controllers manufactured by Sanken Electric USA Inc. This series is characterized by high integration, combining the power switch and control circuitry into a single package. It targets cost-sensitive and space-constrained AC-DC conversion applications where reliability and built-in protections are critical.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official manufacturer substitution guides for direct replacements. Verify pinout compatibility and electrical parameter equivalence before swapping components in existing designs.

AC DC Converters, Offline Switchers FAQ

What is the switching frequency range?

The switching frequency ranges from 60 kHz to 74 kHz.

Does the device include internal protection circuits?

Yes, it includes protection against current limit, overload, overtemperature, and overvoltage.