Power Integrations
A imagem pode ser uma representação.
Veja as especificações para detalhes do produto.
TNY276PNAU

TNY276PNAU - English Editing Encyclopedia Entry

Product Overview

Category

TNY276PNAU belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

  • TNY276PNAU is a highly efficient and compact power supply controller.
  • It offers excellent performance in terms of energy efficiency and reliability.
  • The IC is designed to provide accurate control over various power management functions.

Package

TNY276PNAU comes in a small outline package (SOP) with a specific pin configuration.

Essence

The essence of TNY276PNAU lies in its ability to efficiently regulate power supply, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of TNY276PNAU units.

Specifications

  • Input Voltage Range: 85V to 265V AC
  • Output Power: Up to 15W
  • Operating Frequency: 132 kHz
  • Maximum Duty Cycle: 75%
  • Standby Power Consumption: Less than 30 mW
  • Protection Features: Overload, Short Circuit, and Overtemperature Protection

Detailed Pin Configuration

  1. VDD: Power supply input
  2. Drain: Primary side power switch connection
  3. FB: Feedback pin for voltage regulation
  4. GND: Ground reference
  5. BP/M: Burst mode operation or frequency modulation selection
  6. D: Secondary side rectifier diode connection
  7. S: Secondary side output connection
  8. NC: No connection

Functional Features

  • Integrated high-voltage power MOSFET simplifies the circuit design.
  • Auto-restart feature ensures continuous operation even during fault conditions.
  • Accurate primary-side regulation eliminates the need for an optocoupler.
  • Frequency jittering reduces electromagnetic interference (EMI).
  • Built-in protection features enhance system reliability.

Advantages and Disadvantages

Advantages

  • High energy efficiency, leading to reduced power consumption.
  • Compact size enables space-saving designs.
  • Simplified circuitry lowers overall system cost.
  • Reliable performance with built-in protection features.

Disadvantages

  • Limited output power compared to higher-rated ICs.
  • May require additional external components for specific applications.

Working Principles

TNY276PNAU operates on the principle of primary-side regulation. It uses a combination of primary and secondary feedback mechanisms to achieve accurate voltage regulation. The integrated high-voltage power MOSFET allows for efficient power switching, while the auto-restart feature ensures continuous operation in the event of a fault condition.

Detailed Application Field Plans

TNY276PNAU 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

  1. TNY277PNAU: Similar to TNY276PNAU, but with higher output power capability.
  2. TNY278PNAU: Enhanced version with additional protection features and wider input voltage range.
  3. TNY279PNAU: Higher frequency variant for applications requiring faster response times.

These alternative models offer similar functionality to TNY276PNAU but cater to different power requirements or specific application needs.

Word count: 530 words

Liste 10 perguntas e respostas comuns relacionadas à aplicação de TNY276PNAU em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of TNY276PNAU in technical solutions:

  1. Question: What is TNY276PNAU?
    - Answer: TNY276PNAU is a specific model of power integrated circuit (IC) developed by Power Integrations.

  2. Question: What is the main application of TNY276PNAU?
    - Answer: TNY276PNAU is commonly used in various power supply applications, including offline switchers for low-power consumer electronics.

  3. Question: What is the maximum output power that TNY276PNAU can handle?
    - Answer: TNY276PNAU can handle a maximum output power of up to 15 watts.

  4. Question: What is the input voltage range supported by TNY276PNAU?
    - Answer: TNY276PNAU supports an input voltage range of 85VAC to 265VAC.

  5. Question: Does TNY276PNAU require an external heatsink?
    - Answer: No, TNY276PNAU does not require an external heatsink due to its low power dissipation.

  6. Question: Can TNY276PNAU operate in a wide temperature range?
    - Answer: Yes, TNY276PNAU has a wide operating temperature range of -40°C to +150°C.

  7. Question: Is TNY276PNAU suitable for high-efficiency designs?
    - Answer: Yes, TNY276PNAU is designed for high efficiency, with features like frequency jittering and auto-restart for improved performance.

  8. Question: Does TNY276PNAU have built-in protection features?
    - Answer: Yes, TNY276PNAU incorporates various protection features, including over-temperature protection, output short-circuit protection, and overvoltage protection.

  9. Question: Can TNY276PNAU be used in both AC-DC and DC-DC applications?
    - Answer: Yes, TNY276PNAU can be used in both AC-DC and DC-DC applications, making it versatile for different power supply designs.

  10. Question: Are there any reference designs available for TNY276PNAU?
    - Answer: Yes, Power Integrations provides reference designs and application notes to assist engineers in implementing TNY276PNAU in their technical solutions.

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