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TNY379PN
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TNY379PN

Product Overview

Category

TNY379PN belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

  • TNY379PN is a highly efficient and compact device.
  • It offers excellent performance in terms of power conversion and control.
  • The IC is designed to operate with low power consumption, making it suitable for energy-efficient systems.

Package

TNY379PN is available in a small outline package (SOP) format.

Essence

The essence of TNY379PN lies in its ability to efficiently regulate and convert power in various electronic systems.

Packaging/Quantity

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

Specifications

  • Input Voltage Range: 85V AC to 265V AC
  • Output Power: Up to 15W
  • Operating Temperature Range: -40°C to 150°C
  • Efficiency: Greater than 85%
  • Frequency Range: 50Hz to 60Hz

Detailed Pin Configuration

TNY379PN features the following pin configuration:

  1. VDD: Power supply input
  2. BP/M: Brownout protection and frequency modulation input
  3. FB: Feedback input for voltage regulation
  4. GND: Ground reference
  5. D: Drain pin for power switching
  6. S: Source pin for power switching
  7. EN/UV: Enable and undervoltage lockout input
  8. NC: No connection

Functional Features

  • Integrated high-voltage power MOSFET
  • Advanced primary-side control technology
  • Auto-restart protection for fault conditions
  • Built-in frequency jittering for reduced EMI emissions
  • Over-temperature protection
  • Cycle-by-cycle current limit

Advantages and Disadvantages

Advantages

  • High efficiency and power conversion capabilities
  • Compact size for space-constrained applications
  • Low power consumption
  • Built-in protection features for enhanced reliability

Disadvantages

  • Limited output power compared to higher-rated ICs
  • Requires careful thermal management due to operating temperature limitations

Working Principles

TNY379PN utilizes primary-side control technology to regulate the output voltage. It operates by modulating the duty cycle of the power switching transistor based on the feedback received from the FB pin. This approach eliminates the need for a secondary-side feedback circuit, reducing cost and complexity.

Detailed Application Field Plans

TNY379PN finds extensive application in various power management scenarios, including but not limited to: - AC-DC adapters - LED lighting systems - Home appliances - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to TNY379PN include: - TNY378PN - TNY380PN - TNY381PN - TNY382PN - TNY383PN

These models offer similar functionality and characteristics, providing flexibility in design choices.

In conclusion, TNY379PN is a highly efficient and compact integrated circuit used for power management applications. Its primary-side control technology, built-in protection features, and wide range of applications make it a popular choice among designers.

技術ソリューションにおける TNY379PN の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TNY379PN in technical solutions:

  1. Q: What is TNY379PN? A: TNY379PN is a power management integrated circuit (IC) that provides high efficiency and low standby power for various applications.

  2. Q: What are the key features of TNY379PN? A: TNY379PN features include primary-side regulation, frequency jittering for EMI reduction, built-in safety features, and a wide input voltage range.

  3. Q: What are the typical applications of TNY379PN? A: TNY379PN is commonly used in applications such as power adapters, chargers, LED lighting, auxiliary power supplies, and industrial controls.

  4. Q: What is primary-side regulation (PSR)? A: Primary-side regulation refers to the control of output voltage directly on the primary side of the power supply, eliminating the need for an optocoupler and secondary-side feedback circuitry.

  5. Q: How does TNY379PN achieve high efficiency? A: TNY379PN utilizes advanced switching techniques, such as frequency jittering and adaptive control, to optimize power conversion efficiency.

  6. Q: Can TNY379PN operate with a wide input voltage range? A: Yes, TNY379PN can operate with an input voltage range typically from 85V AC to 265V AC, making it suitable for worldwide use.

  7. Q: Does TNY379PN have built-in safety features? A: Yes, TNY379PN incorporates various safety features like over-temperature protection, over-voltage protection, and over-current protection to ensure reliable operation.

  8. Q: Is TNY379PN compliant with industry standards and regulations? A: Yes, TNY379PN is designed to comply with international safety standards such as UL, CE, and RoHS.

  9. Q: Can TNY379PN be used in dimmable LED lighting applications? A: Yes, TNY379PN can be used in dimmable LED lighting applications by integrating external components for dimming control.

  10. Q: Are evaluation boards or reference designs available for TNY379PN? A: Yes, manufacturers often provide evaluation boards and reference designs to help engineers quickly prototype and implement TNY379PN-based solutions.

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