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STR-W6765N
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STR-W6765N

Product Overview

Category

STR-W6765N belongs to the category of power management integrated circuits (ICs).

Use

This IC is primarily used for power supply applications in electronic devices.

Characteristics

  • High efficiency power conversion
  • Low standby power consumption
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

STR-W6765N is available in a compact and industry-standard package, such as SOP-7.

Essence

The essence of STR-W6765N lies in its ability to efficiently convert power while minimizing energy loss.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage: 85V - 265V AC
  • Output Power: Up to 65W
  • Switching Frequency: 67kHz
  • Operating Temperature Range: -40°C to +105°C
  • Standby Power Consumption: Less than 100mW

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: Power switch drain terminal
  6. SOURCE: Power switch source terminal
  7. SYNC: Synchronization input for multiple ICs

Functional Features

  • Integrated power MOSFET
  • Pulse frequency modulation (PFM) control
  • Soft-start function
  • Overvoltage protection
  • Undervoltage lockout

Advantages and Disadvantages

Advantages

  • High efficiency power conversion
  • Compact size
  • Wide input voltage range
  • Comprehensive protection features

Disadvantages

  • Relatively high cost compared to non-integrated solutions
  • Limited output power capability

Working Principles

STR-W6765N utilizes pulse frequency modulation (PFM) control to regulate the output voltage. It operates by adjusting the duty cycle of the power switch based on the feedback received from the FB pin. This allows for efficient power conversion while maintaining stable output voltage.

Detailed Application Field Plans

  • Consumer electronics: TVs, set-top boxes, audio systems
  • Computer peripherals: Monitors, printers, scanners
  • Industrial equipment: Power supplies, motor drives, lighting systems

Detailed and Complete Alternative Models

  1. STR-W6754
  2. STR-W6756
  3. STR-W6753
  4. STR-W6750

These alternative models offer similar functionality and can be considered as replacements for STR-W6765N in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací STR-W6765N v technických řešeních

Sure! Here are 10 common questions and answers related to the application of STR-W6765N in technical solutions:

  1. Q: What is STR-W6765N? A: STR-W6765N is a power IC (integrated circuit) designed for switching power supplies used in various electronic devices.

  2. Q: What are the key features of STR-W6765N? A: Some key features of STR-W6765N include built-in MOSFET, overvoltage protection, overcurrent protection, and thermal shutdown.

  3. Q: What is the typical input voltage range for STR-W6765N? A: The typical input voltage range for STR-W6765N is between 85V AC and 265V AC.

  4. Q: Can STR-W6765N be used in offline flyback converters? A: Yes, STR-W6765N is specifically designed for offline flyback converters commonly used in power supply applications.

  5. Q: What is the maximum output power that can be achieved using STR-W6765N? A: The maximum output power depends on the specific design and application, but STR-W6765N can handle power levels up to several hundred watts.

  6. Q: Does STR-W6765N require an external heatsink? A: No, STR-W6765N has built-in thermal protection and can operate without an external heatsink in many applications.

  7. Q: Can STR-W6765N be used in high-frequency switching applications? A: Yes, STR-W6765N supports high-frequency operation, typically up to a few hundred kilohertz.

  8. Q: Is STR-W6765N suitable for both consumer and industrial applications? A: Yes, STR-W6765N is versatile and can be used in a wide range of applications, including consumer electronics and industrial equipment.

  9. Q: Does STR-W6765N have any protection features for abnormal conditions? A: Yes, STR-W6765N includes protection features such as overvoltage protection, overcurrent protection, and thermal shutdown to ensure safe operation.

  10. Q: Are there any application notes or reference designs available for STR-W6765N? A: Yes, the manufacturer provides application notes and reference designs that can help engineers in implementing STR-W6765N in their technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and design considerations of each application.