Sanken Electric USA Inc. STR-W6253MD
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.93 | $1.93 |
| 15+ | $1.87 | $28.05 |
| 25+ | $1.83 | $45.75 |
| 50+ | $1.73 | $86.50 |
| 100+ | $1.52 | $152.00 |
| N+ | $0.30 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Sanken Electric USA Inc. |
| Product Series | |
| Packaging | Tube | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 650V |
| Topology | Flyback |
| Voltage - Start Up | 15.5 V |
| Voltage - Supply (Vcc/Vdd) | 8V ~ 27V |
| Duty Cycle | 75% |
| Frequency - Switching | 67kHz |
| Power (Watts) | - |
| Fault Protection | Current Limiting, Over Load, Over Temperature, Over Voltage |
| Control Features | - |
| Operating Temperature | -20°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-5 Full Pack, Formed Leads |
| Supplier Device Package | TO-220-5 |
| ROHS |
STR-W6253MD Flyback AC/DC Offline Switching IC
The STR-W6253MD from Sanken Electric is a high-performance 650V flyback switching IC designed for reliable AC/DC offline power conversion applications. This integrated power management solution features built-in protection circuits and operates at 67kHz switching frequency, making it ideal for compact, efficient power supply designs in industrial, telecommunications, and consumer electronics.
Key Features & Benefits
- 650V Breakdown Voltage - High voltage capability for universal AC input applications
- Integrated Flyback Topology - Simplified design with internal switching elements
- Comprehensive Protection - Current limiting, over-load, over-temperature, and over-voltage safeguards
- Wide Supply Range - 8V to 27V operating voltage with 15.5V start-up
- 75% Duty Cycle - Optimized for efficient power transfer
- RoHS Compliant - Environmentally friendly, lead-free construction
- Through-Hole TO-220-5 Package - Easy assembly and excellent thermal performance
Applications
Perfect for switch-mode power supplies (SMPS), AC adapters, battery chargers, LED drivers, and auxiliary power supplies in industrial equipment. The STR-W6253MD's robust protection features and wide operating temperature range (-20°C to 150°C TJ) ensure long-term reliability in demanding environments.

STR-W6253MD.pdf