The part number "TOP256EG" corresponds to an integrated circuit (IC) manufactured by Power Integrations. Here are some details about this IC:
1.Manufacturer: Power Integrations
2.Part Number: TOP256EG
3.Description: The TOP256EG is a highly integrated off-line switcher IC designed for universal input offline power supplies. It combines a high-voltage power MOSFET, PWM control, fault protection, and other essential circuitry into a single package.
4.Function: The TOP256EG is designed to provide efficient and reliable power conversion for a wide range of applications. It is commonly used in flyback power supplies, such as those found in TVs, monitors, set-top boxes, and other consumer electronics.
(1.)Integrated 700V power MOSFET for high-voltage switching
(2.)PWM control with frequency jittering for improved electromagnetic compatibility (EMC)
(3.)Built-in safety features like auto-restart, overtemperature protection, and overvoltage protection
(4.)Supports a wide range of input voltages (85V to 265V) for universal input compatibility
(5.)High efficiency and low standby power consumption
(6.)Protection against short circuits and open circuits
(7.)Internal frequency foldback for improved system reliability
(8.)Package options: The TOP256EG is typically available in an industry-standard TO-220 package.
Please note that the specifications, features, and application information provided here are general and may not cover all aspects of the TOP256EG. For precise and detailed information, it is recommended to refer to the official datasheet provided by Power Integrations for the specific part number. The datasheet will provide the most accurate and up-to-date details about the product parameters, electrical characteristics, pin configuration, and other important specifications.
Here are some typical product parameters associated with the TOP256EG IC from Power Integrations. Please note that the actual specifications may vary depending on the specific variant and the datasheet provided by the manufacturer:
1.Input Voltage Range: The TOP256EG supports a wide input voltage range, typically from 85V to 265V AC, making it suitable for universal input applications.
2.Output Power: The TOP256EG can handle a certain maximum output power, which depends on the specific application and the design of the power supply circuit.
3.Switching Frequency: The IC operates at a specific switching frequency, typically ranging from a few tens of kilohertz to a few hundred kilohertz.
4.Maximum Duty Cycle: It has a maximum duty cycle, which determines the maximum on-time of the switching transistor during each cycle.
5.Output Voltage: The TOP256EG can provide a regulated output voltage based on the design and feedback circuitry in the application.
6.Operating Temperature Range: The IC is designed to operate within a specified temperature range, typically from -40°C to +125°C.
7.Package Type: The TOP256EG is typically available in a TO-220 package, which provides good thermal dissipation and ease of mounting.
These parameters are general and intended to provide an overview of the typical characteristics associated with the TOP256EG. For detailed and precise information, I recommend referring to the official datasheet provided by Power Integrations for the specific part number. The datasheet will provide comprehensive details about the product parameters, electrical characteristics, pin configuration, application notes, and other important specifications of the TOP256EG.