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TOP223GN-TL
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TOP223GN-TL

Product Overview

  • Category: Integrated Circuits (ICs)
  • Use: Power Management
  • Characteristics: High efficiency, low standby power, compact size
  • Package: TO-220-7L
  • Essence: Offline Switcher
  • Packaging/Quantity: Tube/50 pieces

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Power: Up to 25W
  • Frequency Range: 50Hz to 60Hz
  • Operating Temperature Range: -40°C to +125°C
  • Efficiency: Up to 88%
  • Standby Power: Less than 100mW

Detailed Pin Configuration

  1. Drain
  2. Source
  3. Feedback
  4. Ground
  5. VCC
  6. Control
  7. Sense

Functional Features

  • Primary-Side Regulation (PSR) control
  • Auto-restart protection for overvoltage and overcurrent conditions
  • Built-in frequency jittering for reduced EMI
  • Cycle-by-cycle current limit
  • Line undervoltage lockout (UVLO) with hysteresis
  • Overtemperature protection (OTP)

Advantages

  • High efficiency leads to energy savings
  • Low standby power reduces power consumption in idle mode
  • Compact size allows for space-saving designs
  • Wide input voltage range enables global compatibility
  • Robust protection features ensure system reliability

Disadvantages

  • Limited output power of up to 25W
  • Requires external components for complete power supply design
  • Not suitable for high-power applications

Working Principles

The TOP223GN-TL is an offline switcher IC that utilizes primary-side regulation (PSR) control. It operates by converting the AC input voltage into a regulated DC output voltage. The PSR control eliminates the need for an optocoupler and secondary-side feedback circuitry, simplifying the design and reducing costs. The IC incorporates various protection features to ensure safe operation under different conditions.

Detailed Application Field Plans

The TOP223GN-TL is commonly used in various power management applications, including:

  1. AC-DC adapters
  2. LED lighting
  3. Set-top boxes
  4. Home appliances
  5. Industrial power supplies

Detailed and Complete Alternative Models

  1. TOP224GN-TL
  2. TOP225GN-TL
  3. TOP226GN-TL
  4. TOP227GN-TL
  5. TOP228GN-TL

These alternative models offer similar functionality and can be used as replacements for the TOP223GN-TL in different applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TOP223GN-TL dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of TOP223GN-TL in technical solutions:

  1. Q: What is TOP223GN-TL? A: TOP223GN-TL is a highly integrated offline switcher IC (integrated circuit) designed for low-power applications.

  2. Q: What are the typical applications of TOP223GN-TL? A: TOP223GN-TL is commonly used in power supply designs for various electronic devices, such as set-top boxes, LED lighting, and home appliances.

  3. Q: What is the maximum input voltage supported by TOP223GN-TL? A: The maximum input voltage supported by TOP223GN-TL is typically around 265V AC.

  4. Q: What is the output power range that TOP223GN-TL can handle? A: TOP223GN-TL can handle output power ranging from a few watts up to approximately 30 watts, depending on the specific application and design considerations.

  5. Q: Does TOP223GN-TL require an external MOSFET? A: Yes, TOP223GN-TL requires an external MOSFET to function properly. The choice of MOSFET depends on the desired specifications and requirements of the application.

  6. Q: Can TOP223GN-TL operate in a wide temperature range? A: Yes, TOP223GN-TL is designed to operate reliably in a wide temperature range, typically from -40°C to 125°C.

  7. Q: Is TOP223GN-TL suitable for both flyback and forward converter topologies? A: Yes, TOP223GN-TL can be used in both flyback and forward converter topologies, providing flexibility in design choices.

  8. Q: Does TOP223GN-TL have built-in protection features? A: Yes, TOP223GN-TL incorporates various protection features such as overvoltage protection (OVP), overload protection (OLP), and thermal shutdown.

  9. Q: Can TOP223GN-TL be used in designs requiring power factor correction (PFC)? A: No, TOP223GN-TL does not include power factor correction functionality. It is primarily designed for non-PFC applications.

  10. Q: Are there any reference designs or application notes available for TOP223GN-TL? A: Yes, the manufacturer of TOP223GN-TL provides reference designs and application notes that can help engineers in implementing the IC effectively and efficiently in their designs.

Please note that the answers provided here are general and may vary depending on specific design requirements and application considerations.