TOP227YN

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TOP227YN

+Nomenclature

IC OFFLINE SW MULT TOP TO220-3

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Spécifications

Attribut Valeur
Package / Case Tube
Series TOPSwitch®-II
Part Status Not For New Designs
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Boost, Buck, Flyback, Forward
Duty Cycle 67%
Frequency - Switching 100kHz
Power (Watts) 150 W
Fault Protection Current Limiting, Over Temperature
Operating Temperature -40°C ~ 150°C (TJ)
Supplier Device Package TO-220-3

Présentation

Description

"TOP227YN" refers to a specific integrated circuit (IC) used for power conversion applications. It is part of the TOPSwitch series designed by Power Integrations, known for simplifying the design of switch-mode power supplies. The TOP227YN is typically used in AC to DC power supplies offering efficient power conversion with minimal external components.
Key features of the TOP227YN include:
1. Integrated Design: Combines high-voltage power MOSFET with PWM (Pulse Width Modulation) control, providing a compact and efficient solution.
2. Efficiency: Offers high power conversion efficiency, reducing heat generation and improving reliability.
3. Protection Features: Includes built-in protection against over-voltage, over-temperature, and over-current conditions.
4. Wide Range Operation: Supports a wide input voltage range, making it versatile for different applications.
5. Flexibility: Can be used in various configurations, enabling designers to optimize for specific needs.
Its applications range from consumer electronics to industrial systems where reliable and efficient power supply is crucial. The TOP227YN is valued for its simplicity, cost-effectiveness, and robust performance.

Equivalent

The TOP227YN chip, part of the TOPSwitch-II family by Power Integrations, is a high-efficiency, integrated switcher for power supplies. Equivalent products include other members of the TOPSwitch-II family, such as the TOP223YN, TOP224YN, and TOP225YN. Additionally, alternative products may be found in similar integrated switcher families from other manufacturers, such as ON Semiconductor's NCP1200 series or STMicroelectronics' VIPer series, depending on specific application requirements. Always check compatibility in terms of pin configuration and electrical specifications.

Features

The TOP227YN is a member of the TOPSwitch-II family, a series of integrated circuits designed for use in power supplies. Here are its key features:
1. Integrated Design: Combines a high-voltage power MOSFET, oscillator, high-voltage switching current source, current limit, and thermal shutdown circuitry in a single package.
2. Efficient Performance: Offers high efficiency through the use of an integrated PWM controller and MOSFET, reducing the need for external components.
3. Ease of Use: Simplifies design and reduces component count and size, which can lower overall system cost.
4. Flexible Operation: Supports both continuous and discontinuous mode of operation allowing design flexibility.
5. Protection Features: Includes built-in protection mechanisms such as thermal shutdown, over-current, and over-voltage protection, enhancing reliability.
6. Wide Range of Applications: Suitable for a variety of power supply applications, including adapters, chargers, and standby power supplies.
7. Package: Typically available in a TO-220 package, making it suitable for designs requiring efficient thermal management.
These features make the TOP227YN a versatile choice for efficient and reliable power supply design.

Pinout

The TOP227YN is a member of the TOPSwitch-II family, which are integrated power conversion ICs manufactured by Power Integrations. It features a compact design that simplifies the construction of switch-mode power supplies. The device is typically housed in a TO-220 package and has a total of 3 pins.
The pin functions are as follows:
1. Source (S): This pin is the source of the internal MOSFET, and it serves as the ground reference for the control circuit. It is also used for heat dissipation.
2. Drain (D): This pin is connected to the drain of the internal MOSFET and is used to connect the primary winding of the transformer, enabling the switching action that regulates power conversion.
3. Control (C): This pin is used for controlling the operation of the IC. It provides feedback for regulation, and is also used for programming the current limit and setting the automatic restart frequency.
Overall, the TOP227YN simplifies power supply design by integrating several functions into a single IC, reducing component count and improving reliability.

Manufacturer

The TOP227YN is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in the development of high-voltage power conversion products. Their products are widely used in AC-DC power supplies for a variety of electronic devices, including appliances, industrial controls, computers, and consumer electronics. The company is known for its innovative technologies in power conversion, which improve energy efficiency, reduce electronic waste, and enable compact, reliable power supply designs.

Application

The TOP227YN is a power integration IC used primarily in switch-mode power supplies (SMPS). Its application areas include:
1. Consumer Electronics: Used in devices like TVs, set-top boxes, and audio equipment.
2. Computers and Peripherals: Employed in power adapters for laptops and other computer peripherals.
3. Industrial Electronics: Utilized in control systems and automation equipment for efficient power management.
4. Home Appliances: Found in appliances such as microwave ovens, refrigerators, and air conditioners.
5. LED Lighting: Supports efficient power conversion in LED drivers.
Its integration reduces component count and improves efficiency, making it suitable for compact and energy-efficient designs.

Package

The TOP227YN is an integrated circuit from the TOPSwitch-II series, and it comes in a TO-220 package type. This package is commonly used for power semiconductor devices, providing good thermal performance and easy mounting capabilities.