TOP243GN
- Mfr.Part #
- TOP243GN
- Manufacturer
- Power Integrations
- Package / Case
- 8-SMD (7 Leads), Gull Wing
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 8SMD
- Stock
- 15,225
- In Stock :
- 15,225
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- Manufacturer :
- Power Integrations
- Product Category :
- AC DC Converters, Offline Switches
- Max Duty Cycle :
- 83 %
- Terminal Pitch :
- 2.54mm
- Frequency - Switching :
- 66kHz~132kHz
- Max Input Voltage :
- 265V
- RoHS Status :
- RoHS Compliant
- Lead Free :
- Lead Free
- Switcher Configuration :
- Single
- REACH SVHC :
- No SVHC
- Control Features :
- Frequency Control
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Operating Temperature :
- -40°C~150°C TJ
- Max Power Dissipation :
- 25W
- Max Supply Voltage (AC) :
- 265V
- Min Input Voltage (AC) :
- 85V
- Min Input Voltage :
- 85V
- Voltage - Breakdown :
- 700V
- ECCN Code :
- EAR99
- Pbfree Code :
- yes
- Max Input Voltage (AC) :
- 265V
- Packaging :
- Tube
- Min Supply Voltage (AC) :
- 85V
- Surface Mount :
- yes
- Series :
- TOPSwitch®-GX
- Terminal Position :
- Dual
- Factory Lead Time :
- 6 Weeks
- Height Seated (Max) :
- 3.98mm
- Radiation Hardening :
- No
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Pins :
- 7
- Terminal Finish :
- Pure Matte Tin (Sn)
- Number of Terminations :
- 7
- Control Mode :
- VOLTAGE-MODE
- Output Isolation :
- Isolated
- Output Type :
- Adjustable
- Pin Count :
- 8/7
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 4 (72 Hours)
- Published :
- 2005
- Width :
- 6.35mm
- Package / Case :
- 8-SMD (7 Leads), Gull Wing
- Operating Supply Current :
- 1.6mA
- Output Voltage :
- 12V
- Power Rating :
- 15W
- Fault Protection :
- Current Limiting, Over Temperature, Over Voltage
- Internal Switch(s) :
- yes
- Duty Cycle :
- 66.5%
- Number of Outputs :
- 1
- Topology :
- Flyback
- Number of Functions :
- 1
- Datasheets
- TOP243GN

AC DC Converters, Offline Switches Power Integrations TOP243GN Overview
The Power Integrations TOP243GN is a highly efficient, compact, and reliable integrated circuit (IC) designed for offline switch mode power supplies. As part of the renowned TOPSwitch series, this IC simplifies the design and enhances the performance of flyback converters. Engineered to minimize external components and maximize power efficiency, the TOP243GN is ideal for a wide range of applications requiring AC to DC conversion. Its small footprint in an 8-pin SMD package ensures that it can be integrated into designs where space is at a premium, making it a favorite among developers looking to optimize their power management solutions.
TOP243GN Features
The TOP243GN incorporates several key features that make it an excellent choice for power supply design. These include a built-in auto-restart and soft-start function to reduce stress during initial power-up, thermal shutdown for added safety, and enhanced energy efficiency. Its ability to handle extended input voltage ranges enhances its versatility in various power environments, while its robust output power handling capabilities ensure reliable performance under varying load conditions.
TOP243GN Applications
- Consumer Electronics: Used in devices like TVs and audio equipment, the TOP243GN helps ensure efficient power conversion, minimizing energy usage and heat generation.
- Small Home Appliances: Integrates seamlessly into the design of compact home appliances, providing safe and reliable power management.
- Office Equipment: Powers devices such as printers and computers, where consistent and efficient power supply is critical for performance and longevity.
- Industrial Automation: In automation systems, the TOP243GN delivers the necessary robustness and reliability, essential for industrial environments.
- Telecommunication Equipment: Supports telecommunications infrastructure by delivering stable and efficient power, critical for maintaining system integrity.
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