This is a kind of Flyback Switching Regulator.
Part Number: STR-W6554A, STRW6554A
Function: IC Regualtor ( PWM AC/DC Converter )
Package: TO-220-6 Pin ZIP Type
Manufacturer: Sanken
Image:
Description
This is Off-Line Quasi-Resonant Flyback Switching Regulator. The STR-W6554A is a quasi-resonant PWM controller IC with an integrated power MOSFET, designed for off-line switching power supplies in a compact package. It features low standby power consumption, built-in protection functions, and low noise operation suitable for energy-efficient designs. This device is commonly used in AC-DC adapters, LCD TV power supplies, and home appliance SMPS circuits.
Features
- Built-in high-voltage power MOSFET
- Quasi-resonant operation for high efficiency
- Low standby power consumption
- Auto-restart protection for overload and short circuit
- Overcurrent protection (OCP)
- Overvoltage protection (OVP)
- Thermal shutdown protection
- Low EMI noise characteristics
Pinouts
Applications
- AC-DC adapters
- LCD TV power supplies
- Home appliance SMPS
- Set-top box power supplies
- Industrial auxiliary power systems
Alternative / Equivalent Products
- STR-W6553A
- STR-W6555A
- ICE3BR1765J
- FSDM0565RB
- TNY277PN
STR-W6554A Datasheet
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