TOP264KG

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TOP264KG

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IC OFFLINE SWITCH FLYBACK 12ESOP

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  • メーカー品番 #TOP264KG

  • データシート TOP264KG DataSheet

  • パッケージ ESOP-12

  • 在庫状況6211

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package / Case Tube
Series TOPSwitch®-JX
Part Status Discontinued at Digi-Key
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 725V
Topology Flyback
Duty Cycle 78%
Frequency - Switching 66kHz, 132kHz
Power (Watts) 49 W
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit
Control Features Frequency Control
Operating Temperature -40°C ~ 150°C (TJ)
Supplier Device Package 12-ESOP

概要

Description

The TOP264KG is a member of the TOPSwitch-HX family of integrated off-line switcher ICs developed by Power Integrations. It is designed for high-efficiency, low-noise power supplies and offers significant advantages in terms of performance, size, and cost-effectiveness. The IC integrates a high-voltage power MOSFET, PWM control, fault protection, and other control circuitry into a single package, simplifying the design of power supplies.
Featuring EcoSmart technology, the TOP264KG is capable of reducing energy consumption during no-load and light-load conditions, making it compliant with energy efficiency standards such as Energy Star and the European Code of Conduct. It supports a wide input voltage range, making it suitable for global applications, and can be used in various devices including chargers, adapters, and consumer electronics.
The TOP264KG's advanced features include frequency jitter to reduce EMI, programmable current limit, and a soft-start feature to minimize stress on components during startup. Its comprehensive protection features cover over-temperature, over-voltage, and over-current scenarios, ensuring reliable operation.

Equivalent

The TOP264KG chip is a member of Power Integrations' TOPSwitch-JX series, used for high-efficiency off-line switcher applications. Equivalent products might include other members of the TOPSwitch-JX series with similar specifications, like TOP265KG or TOP263KG, depending on the required output power and features. Alternative products from other manufacturers could include similar off-line switcher ICs from ON Semiconductor, Texas Instruments, or STMicroelectronics, but exact equivalents depend on the specific application requirements.

Features

The TOP264KG is a member of the TOPSwitch-JX family, known for its high efficiency and integrated design. Key features include:
1. Integrated Power Supply Controller: Combines high-voltage power MOSFET with control circuitry, minimizing external components and reducing cost and space.
2. Efficiency: High energy efficiency with low standby power consumption, meeting stringent energy efficiency regulations.
3. Flexibility: Supports various power supply designs with adjustable current limit and switching frequency.
4. Protection Features: Includes over-temperature, over-voltage, under-voltage, and over-current protection to enhance reliability and safety.
5. EcoSmart Technology: Implements techniques to minimize power consumption in no-load and light-load conditions.
6. Versatile Applications: Suitable for use in adapters, chargers, and industrial power supplies.
7. Ease of Design: Simplifies design process with fewer components required, thanks to its integrated approach.
8. Compact Package: Available in a compact package, ideal for space-constrained applications.
These features make the TOP264KG a popular choice for energy-efficient and reliable power supply solutions.

Pinout

The TOP264KG is a member of the TOPSwitch-JX series of integrated offline switcher ICs used for power conversion. It typically comes in a TO-220 package with a 7-pin configuration. Here is a brief overview of the pin functions:
1. D (Drain): This pin is connected to the high-voltage power switching MOSFET’s drain, handling the input voltage and switching output.
2. S (Source): Often, multiple pins are designated as sources; they are connected to the source of the power MOSFET and serve as the return path for the primary current.
3. C (Control): This pin is used for controlling the power supply operation, including providing external control features and sensing.
4. BP/M (Bypass/Multi-Function): This pin has multiple functions such as frequency selection, line under-voltage/over-voltage sensing, and current limit programming.
5. EN/UV (Enable/Under-Voltage): This pin serves for enabling and disabling the IC and for sensing under-voltage conditions.
6. V (Voltage): This pin provides bias to the IC from an external source or an auxiliary winding on the transformer.
Each of these pins plays a crucial role in the operation and flexibility of the TOP264KG in power supply designs.

Manufacturer

The TOP264KG is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in the development and production of high-performance electronic components. They focus on power conversion technologies and are known for their innovative solutions in the areas of AC-DC power conversion, LED lighting, and energy-efficient power supply designs. Their products are widely used in consumer electronics, communication devices, industrial applications, and renewable energy systems. The company’s technology is aimed at enhancing energy efficiency and minimizing power consumption across various electronic applications.

Application

The TOP264KG is an integrated circuit from the TOPSwitch-JX series used primarily in power supply applications. Its applications include:
1. Consumer Electronics: Power adapters for TVs, set-top boxes, and other devices.
2. Computing: Power supplies for desktops, laptops, and monitors.
3. Industrial: Used in power management for industrial equipment and machinery.
4. LED Lighting: Efficient power conversion for LED drivers.
5. Telecommunications: Power solutions for networking devices and telecom equipment.
6. Battery Chargers: Used in various charging devices due to its efficiency and compact design.
7. Smart Appliances: Powering components in smart home devices and appliances.
These applications benefit from the IC's high efficiency, compact size, and reliability.

Package

TOP264KG is typically a surface-mount package type used for integrated circuits and power management devices. It is designed for efficient heat dissipation and minimal board space usage.