STR-W6052S reference image
Reference image 6

STR-W6052S

650 V PWM offline switching regulator with integrated power MOSFET and low standby power

Series
STR-W6000S
Package
6-lead TO-220F-6L
Temperature
-20 C to +115 C ambient
Specifications

Key details

Part NumberSTR-W6052S
ManufacturerSanken Electric
CategoryOffline AC-DC Converter
Lifecycle StatusObsolete
SeriesSTR-W6000S
Package / Case6-lead TO-220F-6L
Pin Count6
Operating Temperature-20 C to +115 C ambient
Last Verified2026-07-24
Overview

Part information

STR-W6052S Overview

STR-W6052S is a Sanken Electric 650 V PWM offline switching regulator with integrated power MOSFET and low standby power supplied in 6-lead TO-220F-6L. This page uses the exact orderable code because package, grade, temperature and option suffixes can change compatibility.

Key Technical Specifications

MOSFET Voltage650 V minimum
MOSFET RDS(on)2.8 Ohm maximum
Open-Frame Output40 W reference condition
Switching Frequency67 kHz typical
No-Load Input PowerBelow 30 mW

Package and Ordering Notes

The listed package is 6-lead TO-220F-6L with 6 pins, leads, lands or contacts. The featured image is a generic package illustration for form-factor identification and is not an actual date-code or lot photograph. Lifecycle is recorded as Obsolete; confirm current factory support and last-time-buy constraints before design-in.

Sourcing Guidance

STR-W6052S is obsolete or discontinued. Require traceability, date-code, package-marking and storage-condition checks for remaining stock.

For an accurate quotation, include the full MPN, target quantity, acceptable date-code range, packaging format and destination. Icearth can help review traceability documents, label photos and electrical/package alignment before order placement.

Manufacturer Documentation

Technical values were checked against Sanken Electric documentation. Use the linked datasheet as the controlling source and re-check revisions before PCB release or firmware qualification.

STR-W6052S FAQ

What is STR-W6052S?

STR-W6052S is a Sanken Electric 650 V PWM offline switching regulator with integrated power MOSFET and low standby power. It belongs to the STR-W6000S series.

What are the key specifications of STR-W6052S?

MOSFET Voltage is 650 V minimum, and MOSFET RDS(on) is 2.8 Ohm maximum. Refer to the manufacturer datasheet for limits, test conditions and revision-controlled values.

What package does STR-W6052S use?

STR-W6052S is supplied in 6-lead TO-220F-6L with 6 pins, leads, balls or contacts. Verify the exact footprint and ordering suffix before PCB release.

Is STR-W6052S still in production?

STR-W6052S is obsolete or discontinued. Remaining stock should be checked for traceability, date code, package marking and storage history.

What should be checked before sourcing STR-W6052S?

Confirm the complete MPN, electrical ratings, package, temperature grade and required quantity. Possible alternatives include STR3A453D after a full power-supply redesign review, but compatibility must be verified independently.

Related part numbers

These published records are the closest catalog references to STR-W6052S by manufacturer, product category, series or package. Confirm electrical ratings, pinout and ordering suffixes before substitution.

  • STR-W6053S — 650 V PWM offline switching regulator with integrated power MOSFET for higher-power flyback supplies Related by the same series and the same manufacturer.
  • ADC0804LCN — 8-bit microprocessor-compatible successive-approximation analog-to-digital converter Related by the same power-conversion product group.
  • ADC0809CCN — 8-bit SAR analog-to-digital converter with integrated 8-channel multiplexer Related by the same power-conversion product group.
  • B0505S-1W — 1 W unregulated isolated 5 V input to 5 V output DC-DC converter Related by the same power-conversion product group.

How STR-W6052S differs from related orderable parts

STR-W6052S belongs to the STR-W6000S family. Compared with STR-W6053S, the recorded differences include functional description: 650 V PWM offline switching regulator with integrated power MOSFET and low standby power versus 650 V PWM offline switching regulator with integrated power MOSFET for higher-power flyback supplies; MOSFET RDS(on): 2.8 Ohm maximum, a higher recorded value than 1.9 Ohm maximum; and Open-Frame Output: 40 W reference condition, a lower recorded value than 60 W reference condition. A shared family name does not establish pin, firmware or qualification compatibility.

Part numberRecorded functionPackagePins / contactsTemperatureLifecycle
STR-W6052S650 V PWM offline switching regulator with integrated power MOSFET and low standby power6-lead TO-220F-6L6 pins, leads or contacts-20 C to +115 C ambientObsolete
STR-W6053S650 V PWM offline switching regulator with integrated power MOSFET for higher-power flyback supplies6-lead TO-220F-6L6 pins, leads or contacts-20 C to +115 C ambientObsolete

For an RFQ or AVL review, quote the complete STR-W6052S code and verify the manufacturer ordering table, package drawing, packing method and revision. The related numbers above are comparison references, not declared drop-in replacements.

Sourcing notes

Lifecycle and sourcing review

Obsolete

This part has a legacy lifecycle status. Submit the exact MPN, quantity, delivery destination and date-code requirements for a sourcing review.

STR-W6052S is obsolete or discontinued. Require traceability, date-code, package-marking and storage-condition checks for remaining stock.

Alternatives

Potential alternative part numbers

Verify package, pinout, voltage, firmware behavior and qualification before substitution.