TOP249FN
- Mfr.Part #
- TOP249FN
- Manufacturer
- Power Integrations
- Package / Case
- TO-262-7 (Formed Leads), 6 Leads
- Datasheet
- Download
- Description
- IC OFFLINE SW FLYBACK TO262-7C
- Stock
- 33,280
- In Stock :
- 33,280
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- Manufacturer :
- Power Integrations
- Product Category :
- AC DC Converters, Offline Switches
- Control Mode :
- VOLTAGE-MODE
- Width :
- 4.435mm
- JESD-30 Code :
- R-PZIP-T6
- Frequency - Switching :
- 66kHz~132kHz
- Output Current-Max :
- 8.64A
- Mounting Type :
- Through Hole
- Terminal Finish :
- PURE MATTE TIN
- Max Duty Cycle :
- 83 %
- Number of Terminations :
- 6
- Max Power Dissipation :
- 250W
- Max Supply Voltage (AC) :
- 265V
- ECCN Code :
- EAR99
- Internal Switch(s) :
- yes
- Surface Mount :
- No
- Number of Functions :
- 1
- Radiation Hardening :
- No
- Operating Temperature :
- -40°C~150°C TJ
- Package / Case :
- TO-262-7 (Formed Leads), 6 Leads
- Min Supply Voltage (AC) :
- 85V
- HTS Code :
- 8542.39.00.01
- Length :
- 10.29mm
- Pin Count :
- 3
- JESD-609 Code :
- e3
- Switcher Configuration :
- Single
- Control Features :
- Frequency Control
- RoHS Status :
- RoHS Compliant
- Factory Lead Time :
- 6 Weeks
- Topology :
- Flyback
- Nominal Supply Current :
- 2.2mA
- Duty Cycle :
- 66.8%
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Published :
- 2001
- Series :
- TOPSwitch®-GX
- Output Isolation :
- Isolated
- Terminal Pitch :
- 1.27mm
- Packaging :
- Tube
- Lead Free :
- Lead Free
- Voltage - Breakdown :
- 700V
- Control Technique :
- PULSE WIDTH MODULATION
- Output Voltage :
- 12V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Height Seated (Max) :
- 15.1mm
- Fault Protection :
- Current Limiting, Over Temperature, Over Voltage
- Terminal Position :
- Zig-Zag
- Pbfree Code :
- yes
- Datasheets
- TOP249FN

AC DC Converters, Offline Switches Power Integrations TOP249FN Overview
The TOP249FN by Power Integrations stands out as a robust solution in the realm of AC DC Converters and Offline Switches, specifically designed for high-efficiency flyback operations. This integrated circuit simplifies the design of power supplies by integrating a 65 kHz switching PWM controller and MOSFET into a single compact TO-262-7C package. Noteworthy for its innovative design, the TOP249FN enhances the reliability and performance of applications requiring efficient power management and conversion. Ideal for bulk purchases by B2B customers, the TOP249FN ensures cost-effectiveness without compromising on quality, providing a solid foundation for developing advanced power solutions.
TOP249FN Features
The TOP249FN IC includes several key features that make it a preferred choice for power supply designers. It offers built-in auto-restart and frequency jittering for reduced EMI, and is highly efficient with extended power handling capabilities. Its integrated structure also leads to reduced component count which not only simplifies the design process but also enhances reliability and reduces overall system cost.
TOP249FN Applications
- Consumer Electronics: Utilized in TVs, gaming consoles, and home appliances for efficient power conversion, ensuring reduced standby and operational power consumption.
- Telecommunications: Powers various telecom devices such as routers and switches, where consistent and reliable power supply is critical for uninterrupted service.
- Computer Peripherals: Used in devices like printers and scanners to provide optimized power management solutions that enhance efficiency and durability.
- Industrial Systems: Ideal for use in automation systems and industrial controls where robust power solutions are necessary for long-term reliability and performance under stringent conditions.
- LED Lighting: Drives LED lighting systems, offering efficient, flicker-free power conversion across a range of conditions and load levels.
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