ON Semiconductor
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FSQ0265RL
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FSQ0265RL

Product Overview

Category

FSQ0265RL belongs to the category of integrated power switch ICs.

Use

It is primarily used in power supply applications, specifically for offline switching mode power supplies (SMPS).

Characteristics

  • Integrated power switch with built-in avalanche-rated MOSFET
  • Low standby power consumption
  • High efficiency
  • Overload protection
  • Overvoltage protection
  • Over-temperature protection

Package

FSQ0265RL is available in a compact TO-220 package.

Essence

The essence of FSQ0265RL lies in its ability to efficiently regulate and control power supply in SMPS applications.

Packaging/Quantity

FSQ0265RL is typically packaged in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

  • Input voltage range: 85V - 265V AC
  • Output power: Up to 65W
  • Operating frequency: 66kHz
  • Maximum duty cycle: 72%
  • Standby power consumption: Less than 100mW
  • Operating temperature range: -40°C to +150°C

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for regulating output voltage
  4. CS: Current sense pin for overload protection
  5. Drain: Connection to the drain terminal of the internal MOSFET
  6. Source: Connection to the source terminal of the internal MOSFET

Functional Features

  • Built-in high-voltage startup circuit
  • Pulse-by-pulse current limiting
  • Frequency jittering for reduced EMI
  • Auto-restart after fault conditions
  • Soft-start for controlled inrush current

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings
  • Integrated protection features enhance system reliability
  • Compact package allows for space-saving designs
  • Wide input voltage range enables global compatibility

Disadvantages

  • Limited output power compared to higher-rated ICs
  • Relatively high operating frequency may require additional EMI filtering

Working Principles

FSQ0265RL operates on the principle of pulse width modulation (PWM) control. It regulates the output voltage by adjusting the duty cycle of the internal MOSFET, which controls the energy transfer from the input to the output.

Detailed Application Field Plans

FSQ0265RL finds extensive application in various power supply systems, including: - AC-DC adapters - LED lighting - Audio equipment - Industrial power supplies - Consumer electronics

Detailed and Complete Alternative Models

  1. FSQ0365RL: Higher power rating (up to 100W)
  2. FSQ0465RL: Higher power rating (up to 150W)
  3. FSQ0565RL: Higher power rating (up to 200W)
  4. FSQ0765RL: Higher power rating (up to 300W)

These alternative models offer increased output power capabilities while maintaining similar characteristics and functionality to FSQ0265RL.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de FSQ0265RL en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of FSQ0265RL in technical solutions:

  1. Question: What is FSQ0265RL?
    - Answer: FSQ0265RL is a power switch IC (Integrated Circuit) designed for high-efficiency offline Switched-Mode Power Supply (SMPS) applications.

  2. Question: What is the maximum input voltage supported by FSQ0265RL?
    - Answer: The maximum input voltage supported by FSQ0265RL is typically 650V.

  3. Question: What is the typical output power range for FSQ0265RL?
    - Answer: FSQ0265RL can handle output power ranging from a few watts up to around 30 watts, depending on the specific application and design.

  4. Question: Can FSQ0265RL be used in both AC-DC and DC-DC converter applications?
    - Answer: Yes, FSQ0265RL can be used in both AC-DC and DC-DC converter applications, making it versatile for various power supply designs.

  5. Question: Does FSQ0265RL have built-in protection features?
    - Answer: Yes, FSQ0265RL incorporates several built-in protection features such as over-voltage protection, over-current protection, and thermal shutdown.

  6. Question: What is the typical operating frequency range for FSQ0265RL?
    - Answer: The typical operating frequency range for FSQ0265RL is between 50kHz and 100kHz, but it can be adjusted based on the specific application requirements.

  7. Question: Is FSQ0265RL suitable for low-power applications?
    - Answer: Yes, FSQ0265RL is suitable for low-power applications due to its high efficiency and ability to handle lower output power levels.

  8. Question: Can FSQ0265RL be used in battery charging applications?
    - Answer: Yes, FSQ0265RL can be used in battery charging applications, especially for charging small to medium-sized batteries.

  9. Question: Does FSQ0265RL require an external heatsink?
    - Answer: In most cases, FSQ0265RL does not require an external heatsink due to its built-in thermal protection and efficient design. However, it is recommended to evaluate the specific thermal requirements of the application.

  10. Question: Is FSQ0265RL readily available in the market?
    - Answer: Yes, FSQ0265RL is a commonly available power switch IC and can be easily sourced from various electronic component distributors.

Please note that these answers are general and may vary based on specific application requirements and design considerations.