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TNY290KG
Product Overview
Category
TNY290KG belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in electronic devices for power management applications.
Characteristics
- TNY290KG is a highly efficient and compact IC.
- It offers low power consumption and high reliability.
- The IC is designed to provide accurate voltage regulation and protection features.
Package
TNY290KG is available in a small outline package (SOP) with a specified pin configuration.
Essence
The essence of TNY290KG lies in its ability to efficiently manage power in electronic devices, ensuring stable operation and protection against voltage fluctuations.
Packaging/Quantity
The IC is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of TNY290KG units.
Specifications
- Input Voltage Range: 85V - 265V AC
- Output Power: Up to 10W
- Operating Temperature Range: -40°C to +125°C
- Efficiency: Greater than 80%
- Standby Power Consumption: Less than 50mW
Detailed Pin Configuration
- VDD: Power supply input
- FB: Feedback pin for voltage regulation
- GND: Ground connection
- DRAIN: High-voltage power switch output
- SOURCE: Source connection for the internal MOSFET
Functional Features
- Integrated high-voltage power switch
- Accurate primary-side regulation (PSR)
- Auto-restart protection for fault conditions
- Frequency jittering for reduced EMI emissions
- Built-in line undervoltage lockout (UVLO)
Advantages and Disadvantages
Advantages
- Compact size allows for space-saving designs
- High efficiency reduces power consumption
- Reliable performance ensures stable operation
- Integrated protection features enhance device safety
Disadvantages
- Limited output power compared to higher-rated ICs
- May require additional external components for specific applications
Working Principles
TNY290KG utilizes primary-side regulation (PSR) to achieve accurate voltage regulation. It operates by modulating the duty cycle of the internal high-voltage power switch based on feedback from the FB pin. This allows for efficient power transfer and stable output voltage.
Detailed Application Field Plans
TNY290KG finds extensive application in various electronic devices, including but not limited to: - Power adapters - LED lighting systems - Home appliances - Industrial equipment
Detailed and Complete Alternative Models
- TNY290KG-ND: Similar specifications and features, alternative supplier
- TNY290KG-TR: Tape and reel packaging option, suitable for automated assembly
- TNY290KG-SP: Special variant with extended temperature range (-40°C to +150°C)
These alternative models offer similar functionality and can be used as substitutes for TNY290KG in different applications.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng TNY290KG trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of TNY290KG in technical solutions:
Q: What is TNY290KG? A: TNY290KG is a specific model of power management integrated circuit (IC) developed by Power Integrations.
Q: What are the key features of TNY290KG? A: TNY290KG offers features like high efficiency, low standby power consumption, built-in protection mechanisms, and compact size.
Q: What are the typical applications of TNY290KG? A: TNY290KG is commonly used in various applications such as power adapters, chargers, LED lighting, industrial controls, and home appliances.
Q: What is the maximum input voltage supported by TNY290KG? A: The maximum input voltage supported by TNY290KG is typically around 700V.
Q: How does TNY290KG achieve high efficiency? A: TNY290KG utilizes advanced switching techniques like frequency jittering and valley switching to minimize power losses and improve overall efficiency.
Q: Does TNY290KG have built-in protection features? A: Yes, TNY290KG incorporates several built-in protection mechanisms such as overvoltage protection, overcurrent protection, and thermal shutdown.
Q: Can TNY290KG operate in a wide temperature range? A: Yes, TNY290KG is designed to operate reliably in a wide temperature range, typically from -40°C to 150°C.
Q: Is TNY290KG compatible with both AC and DC inputs? A: Yes, TNY290KG can accept both AC and DC inputs, making it suitable for a wide range of power supply applications.
Q: Are there any reference designs available for TNY290KG? A: Yes, Power Integrations provides reference designs and application notes to help engineers implement TNY290KG in their projects.
Q: Where can I find more technical information about TNY290KG? A: You can find detailed technical information, datasheets, and application notes on the official website of Power Integrations or by contacting their technical support team.
Please note that the specific details and answers may vary depending on the manufacturer's specifications and application requirements.