Part Number: STRW6556A
Function: Regulator, Power Supply, Power Controller
Package: TO-220 Type
Manufacturer: Sanken
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Description
This is regualtor, Power Management Chip. The STRW6556A is a power regulator and PWM switching controller IC with an integrated MOSFET, packaged in a TO-220 form factor for off-line power supply applications. It provides high efficiency, low standby power consumption, and built-in protection features for reliable operation in switching regulators. This device is commonly used in SMPS designs for TVs, adapters, and general-purpose AC-DC power supplies.
Features
- Integrated high-voltage power MOSFET
- Low standby power consumption
- Quasi-resonant switching for improved efficiency
- Built-in overcurrent protection (OCP)
- Overvoltage protection (OVP)
- Thermal shutdown protection
- Reduced EMI noise operation
- TO-220 package for effective heat dissipation
STRW6556A absolute maximum ratings
(1) Control Supply Voltage, VCC: 35 V
(2) Drain-Source Voltage, VDSS: 650 V
(3) Drain Switching Current, ID: 15 A
(4) Peak Drain Switching Current,IDM: 15 A
(5) Single-Pulse Avalanche Energy, EAS: 400 mJ
(6) OCP/BD Voltage Range, VOCP: 1.5 V to +5 V
(7) FB Input Current, IFB: 10 mA
(8) FB Voltage Range, VFP: 0.5 V to +9 V
(9) Package Power Dissipation, PD: 0.8 W
(10 )MOSFET Channel Temp., TJ : +150 °C
(11) Internal Frame Temp., TF: +115 °C
(12) Operating Temperature Range,TA: -20°C to +115 °C
(13) Storage Temperature Range, TS: -40°C to +125 °C
Pinout and Block Diagram
Typical Circuit Usage
- Flyback converter in AC-DC power supplies
- Standby power supplies with low no-load consumption
- SMPS for televisions and monitors
- Adapter and charger circuits
- Auxiliary power supplies in industrial systems
How to Choose This Part
- Choose for integrated PWM + MOSFET solutions to reduce component count
- Suitable for medium power SMPS applications
- Ideal for designs requiring low standby power compliance
- Consider thermal design and enclosure constraints
- Verify compatibility with required output power and topology
Applications
- AC-DC switching power supplies
- TV and monitor power circuits
- Power adapters
- Battery chargers
- Industrial SMPS systems
Alternative / Equivalent Products
- STR-W6554A
- STR-W6553A
- STR-W6555A
- ICE3BR1765J
- FSDM0565RB
STRW6556A Datasheet
COLOR TV BASIC SCHEMATIC DIAGRAM : Power Controller.pdf
Other data sheets are available within the file: STR-W6556A-F5, STR-W6556A, STRW6556