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STR-W6753R

STR-W6753R

Product Overview

Category

STR-W6753R belongs to the category of integrated circuits (ICs) specifically designed for power supply applications.

Use

This product is primarily used in power supply systems, providing efficient and reliable voltage regulation.

Characteristics

  • High efficiency: STR-W6753R offers excellent power conversion efficiency, minimizing energy loss.
  • Compact package: The IC is housed in a small form factor package, enabling space-saving designs.
  • Wide input voltage range: It can handle a wide range of input voltages, making it suitable for various applications.
  • Overload protection: The IC incorporates built-in overload protection mechanisms, ensuring safe operation under different load conditions.

Package

STR-W6753R is available in a compact and robust package, allowing easy integration into power supply circuitry.

Essence

The essence of STR-W6753R lies in its ability to efficiently regulate voltage in power supply systems, ensuring stable and reliable operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 85V - 265V AC
  • Output Voltage: 5V DC
  • Output Current: Up to 2A
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: TO-220F-6L

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for voltage regulation
  4. COMP: Compensation pin for stability control
  5. DRAIN: Switching transistor drain connection
  6. SOURCE: Switching transistor source connection

Functional Features

  • Pulse Width Modulation (PWM) control: Enables precise voltage regulation by adjusting the duty cycle of the switching signal.
  • Overload protection: Automatically shuts down the IC in case of excessive load or short circuit, preventing damage to the power supply system.
  • Soft-start function: Gradually ramps up the output voltage during startup, reducing stress on components and improving reliability.
  • Frequency jittering: Minimizes electromagnetic interference (EMI) by introducing slight variations in the switching frequency.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced energy consumption.
  • Compact package allows for space-saving designs.
  • Wide input voltage range enhances versatility.
  • Built-in overload protection ensures system safety.

Disadvantages

  • Limited output current may not be suitable for high-power applications.
  • Requires additional external components for a complete power supply system.

Working Principles

STR-W6753R operates based on the principle of pulse width modulation (PWM). It regulates the output voltage by controlling the duty cycle of the switching signal. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

STR-W6753R finds extensive application in various power supply systems, including: 1. Consumer electronics: Used in televisions, set-top boxes, and audio equipment. 2. Computer peripherals: Employed in power adapters for laptops, monitors, and printers. 3. Industrial equipment: Integrated into power supplies for industrial machinery and automation systems. 4. Lighting systems: Utilized in LED drivers and lighting fixtures. 5. Automotive electronics: Incorporated in automotive power supply modules.

Detailed and Complete Alternative Models

  1. STR-W6754R: Similar to STR-W6753R with higher output current capability.
  2. STR-W6755R: Enhanced version with additional features such as overvoltage protection and thermal shutdown.
  3. STR-W6756R: Designed for higher power applications with increased output voltage and current ratings.

These alternative models offer similar functionality to STR-W6753R but cater to different power requirements and system specifications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací STR-W6753R v technických řešeních

Sure! Here are 10 common questions and answers related to the application of STR-W6753R in technical solutions:

  1. Q: What is STR-W6753R? A: STR-W6753R is a power management IC (Integrated Circuit) commonly used in switch mode power supplies (SMPS) for various electronic devices.

  2. Q: What are the main features of STR-W6753R? A: The main features of STR-W6753R include built-in power MOSFET, overvoltage protection, overcurrent protection, thermal shutdown, and soft-start function.

  3. Q: What is the input voltage range supported by STR-W6753R? A: STR-W6753R supports an input voltage range of typically 85VAC to 265VAC.

  4. Q: What is the output power range that can be achieved using STR-W6753R? A: The output power range achievable with STR-W6753R depends on the specific application and design, but it can typically handle power levels up to several hundred watts.

  5. Q: Can STR-W6753R be used in both AC-DC and DC-DC converter applications? A: No, STR-W6753R is specifically designed for AC-DC converter applications and is not suitable for DC-DC converter designs.

  6. Q: How does the overvoltage protection feature work in STR-W6753R? A: The overvoltage protection feature in STR-W6753R monitors the output voltage and shuts down the power supply if it exceeds a certain threshold, protecting the connected devices.

  7. Q: Is STR-W6753R suitable for high-frequency switching applications? A: Yes, STR-W6753R is designed for high-frequency operation, typically in the range of tens to hundreds of kilohertz.

  8. Q: Can STR-W6753R be used in offline flyback converter designs? A: Yes, STR-W6753R is commonly used in offline flyback converter topologies due to its integrated power MOSFET and other features.

  9. Q: Does STR-W6753R require any external components for operation? A: Yes, STR-W6753R requires external components such as resistors, capacitors, and an inductor to form a complete power supply circuit.

  10. Q: Are there any application notes or reference designs available for STR-W6753R? A: Yes, the manufacturer of STR-W6753R typically provides application notes, datasheets, and reference designs that can help with the implementation of this IC in various technical solutions.

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