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FAN6921AMLMY
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FAN6921AMLMY

Product Overview

Category

FAN6921AMLMY belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power supply applications, specifically for controlling and driving power factor correction (PFC) circuits.

Characteristics

  • FAN6921AMLMY is a highly efficient and reliable IC designed for PFC applications.
  • It offers excellent performance in terms of power factor correction and efficiency.
  • The IC operates at high frequencies, allowing for compact and cost-effective designs.
  • It incorporates various protection features to ensure safe operation and prevent damage to the circuitry.

Package

FAN6921AMLMY is available in a small outline package (SOP) with a specific pin configuration.

Essence

The essence of FAN6921AMLMY lies in its ability to efficiently control and drive power factor correction circuits, resulting in improved power quality and energy efficiency.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Voltage Range: 400VDC to 450VDC
  • Operating Frequency: 65kHz to 100kHz
  • Maximum Output Power: 200W to 500W
  • Efficiency: Up to 98%
  • Protection Features: Overvoltage protection, overcurrent protection, thermal shutdown

Detailed Pin Configuration

The FAN6921AMLMY IC has the following pin configuration:

  1. VCC - Power supply voltage input
  2. GND - Ground reference
  3. CS - Current sense input
  4. FB - Feedback input
  5. COMP - Compensation pin
  6. RT/CT - Timing resistor/capacitor connection
  7. DRAIN - Power MOSFET drain connection
  8. SOURCE - Power MOSFET source connection

Functional Features

  • High power factor correction capability
  • Precise current sensing and feedback control
  • Soft-start function for smooth startup
  • Frequency jittering to reduce electromagnetic interference (EMI)
  • Protection against overvoltage, overcurrent, and thermal issues

Advantages and Disadvantages

Advantages

  • High efficiency leading to energy savings
  • Compact design due to high operating frequency
  • Reliable performance with built-in protection features
  • Improved power quality and reduced harmonic distortion

Disadvantages

  • Requires careful circuit design and layout considerations
  • Limited output power range compared to some other PFC ICs
  • Sensitive to external noise and disturbances

Working Principles

FAN6921AMLMY operates based on the principle of power factor correction. It utilizes a boost converter topology to regulate the input current waveform and align it with the input voltage waveform, resulting in a high power factor. The IC controls the switching of the power MOSFET to maintain the desired output voltage and achieve efficient power transfer.

Detailed Application Field Plans

FAN6921AMLMY finds application in various power supply systems that require power factor correction. Some common application fields include:

  1. LED lighting systems
  2. Switch-mode power supplies (SMPS)
  3. Industrial motor drives
  4. Uninterruptible power supplies (UPS)
  5. Electric vehicle charging stations

Detailed and Complete Alternative Models

Some alternative models that can be considered for power factor correction applications are:

  1. FAN6920MY
  2. FAN6922MY
  3. FAN6923MY
  4. FAN6924MY
  5. FAN6925MY

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable IC for specific applications.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng FAN6921AMLMY sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of FAN6921AMLMY in technical solutions:

Q1: What is FAN6921AMLMY? A1: FAN6921AMLMY is a specific model of integrated circuit (IC) that is commonly used in power supply applications.

Q2: What are the main features of FAN6921AMLMY? A2: The main features of FAN6921AMLMY include high voltage startup, current mode control, built-in frequency jittering, and various protection functions.

Q3: What is the typical application of FAN6921AMLMY? A3: FAN6921AMLMY is typically used in offline flyback converters, such as AC-DC adapters, LED drivers, and auxiliary power supplies.

Q4: What is the input voltage range for FAN6921AMLMY? A4: The input voltage range for FAN6921AMLMY is typically between 85V and 265V AC.

Q5: What is the maximum output power that can be achieved with FAN6921AMLMY? A5: The maximum output power depends on the specific design and external components used, but it can typically reach up to several tens of watts.

Q6: Does FAN6921AMLMY require an external oscillator? A6: No, FAN6921AMLMY has a built-in oscillator, so it does not require an external one.

Q7: What are the key protection features of FAN6921AMLMY? A7: FAN6921AMLMY includes protection features such as overvoltage protection (OVP), overload protection (OLP), and thermal shutdown.

Q8: Can FAN6921AMLMY be used in dimmable LED lighting applications? A8: Yes, FAN6921AMLMY can be used in dimmable LED lighting applications by incorporating additional circuitry for dimming control.

Q9: What is the operating temperature range of FAN6921AMLMY? A9: The operating temperature range of FAN6921AMLMY is typically between -40°C and 125°C.

Q10: Is FAN6921AMLMY RoHS compliant? A10: Yes, FAN6921AMLMY is RoHS (Restriction of Hazardous Substances) compliant, which means it meets the environmental standards set by the European Union.

Please note that the answers provided here are general and may vary depending on the specific application and design considerations. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.