TOP261YN
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High-performance offline switcher, energy-efficient, compact design
- Package: TO-220-7L
- Essence: Power Integrations' TOPSwitch series
- Packaging/Quantity: Tray, 50 pieces per tray
Specifications
- Input Voltage Range: 85 VAC to 265 VAC
- Output Power: Up to 45 W
- Frequency Range: 132 kHz to 150 kHz
- Operating Temperature Range: -40°C to +150°C
- Efficiency: Up to 88%
- Protection Features: Overload protection, overvoltage protection, thermal shutdown, auto-restart
Detailed Pin Configuration
- Drain
- Source
- Feedback
- Ground
- Control
- Sense
- VCC
Functional Features
- Integrated high-voltage power MOSFET
- Advanced current limit and hysteretic thermal shutdown protection
- Frequency jittering for reduced EMI emissions
- Auto-restart protection for fault conditions
- Built-in soft-start for controlled startup
Advantages
- High efficiency leading to reduced power consumption
- Compact design suitable for space-constrained applications
- Wide input voltage range for universal compatibility
- Comprehensive protection features ensure system reliability
- Simplified circuit design due to integrated components
Disadvantages
- Limited output power compared to higher-rated models
- Higher cost compared to conventional switchers
- Requires careful thermal management due to high operating temperature range
Working Principles
The TOP261YN is a high-performance offline switcher that utilizes a flyback topology to convert AC input voltage into regulated DC output voltage. It incorporates a high-voltage power MOSFET, which enables efficient power conversion. The integrated control circuitry ensures precise regulation and protection against fault conditions.
Detailed Application Field Plans
The TOP261YN is widely used in various applications, including:
- Power supplies for consumer electronics
- LED lighting systems
- Industrial automation equipment
- Telecommunication devices
- Home appliances
Its compact size, high efficiency, and comprehensive protection features make it suitable for a wide range of power management applications.
Alternative Models
- TOP250YN: Similar specifications, lower output power
- TOP264YN: Higher output power, wider operating temperature range
- TOP257YN: Lower cost, slightly lower efficiency
These alternative models provide flexibility in choosing the most suitable solution based on specific application requirements.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät TOP261YN :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of TOP261YN in technical solutions:
Q: What is TOP261YN? A: TOP261YN is a high-performance integrated circuit (IC) designed for offline power supplies, commonly used in various technical solutions.
Q: What are the key features of TOP261YN? A: TOP261YN features include high efficiency, low standby power consumption, built-in protection mechanisms, and wide input voltage range.
Q: What is the typical application of TOP261YN? A: TOP261YN is typically used in applications such as LED lighting, consumer electronics, industrial power supplies, and battery chargers.
Q: How does TOP261YN achieve high efficiency? A: TOP261YN utilizes advanced control techniques like frequency jittering and quasi-resonant operation to maximize power conversion efficiency.
Q: Does TOP261YN have built-in protection features? A: Yes, TOP261YN incorporates various protection mechanisms including overvoltage protection, overcurrent protection, and thermal shutdown.
Q: What is the maximum input voltage range supported by TOP261YN? A: The maximum input voltage range supported by TOP261YN is typically around 700V.
Q: Can TOP261YN be used in both AC and DC input applications? A: Yes, TOP261YN can be used in both AC and DC input applications, making it versatile for different power supply designs.
Q: Is TOP261YN suitable for high-power applications? A: Yes, TOP261YN can handle relatively high power levels, making it suitable for medium to high-power applications.
Q: Are there any specific design considerations when using TOP261YN? A: Yes, some design considerations include proper heat sinking, component selection, and layout optimization to ensure optimal performance.
Q: Where can I find more information about TOP261YN and its application notes? A: You can refer to the manufacturer's datasheet, application notes, and online resources for detailed information on TOP261YN and its various applications.
Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It is always recommended to consult the manufacturer's documentation for accurate and up-to-date information.