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TNY280GN
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TNY280GN

Product Overview

Category

TNY280GN belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

  • TNY280GN is a highly efficient, low-power offline switcher.
  • It integrates a 700V power MOSFET, oscillator, high-voltage switched current source, and other control circuitry onto a single chip.
  • The device operates in a frequency jittering mode to minimize EMI (Electromagnetic Interference).
  • It provides accurate output voltage regulation and comprehensive protection features.

Package

TNY280GN is available in a compact, industry-standard SMD (Surface Mount Device) package.

Essence

The essence of TNY280GN lies in its ability to efficiently regulate power in various applications while ensuring safety and reliability.

Packaging/Quantity

TNY280GN is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Power: Up to 15W
  • Output Voltage: Configurable (based on external components)
  • Efficiency: Up to 88%
  • Operating Temperature Range: -40°C to +150°C
  • Standby Power Consumption: Less than 30mW

Detailed Pin Configuration

  1. VDD: Supply voltage pin
  2. BP/M: Brownout detection and burst mode enable pin
  3. FB: Feedback pin for output voltage regulation
  4. DRAIN: High-voltage power MOSFET drain pin
  5. SOURCE: High-voltage power MOSFET source pin
  6. GND: Ground reference pin
  7. SYNC: Synchronization input pin (optional)

Functional Features

  • Accurate output voltage regulation within specified tolerances
  • Auto-restart protection against fault conditions
  • Frequency jittering for reduced EMI emissions
  • Built-in line undervoltage lockout (UVLO) protection
  • Over-temperature protection with hysteresis
  • Cycle-by-cycle current limit protection

Advantages and Disadvantages

Advantages

  • High efficiency, leading to energy savings
  • Compact size and integration of multiple components
  • Comprehensive protection features ensure system reliability
  • Wide input voltage range allows for global compatibility

Disadvantages

  • Limited output power compared to higher-rated devices
  • Requires external components for specific output voltage configurations
  • Not suitable for applications requiring very high power levels

Working Principles

TNY280GN operates based on a flyback converter topology. It uses a high-voltage power MOSFET to switch the primary side of the transformer, which transfers energy to the secondary side. The IC controls the switching frequency and duty cycle to regulate the output voltage. Various protection mechanisms ensure safe operation under different load and fault conditions.

Detailed Application Field Plans

TNY280GN finds applications 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 TNY280GN are: - TNY277GN - TNY278GN - TNY279GN - TNY281GN

These models offer similar functionality and characteristics, allowing designers to choose the most suitable option based on their specific requirements.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng TNY280GN sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of TNY280GN in technical solutions:

  1. Q: What is TNY280GN? A: TNY280GN is a highly integrated offline switcher IC (integrated circuit) designed for low-power applications.

  2. Q: What are the key features of TNY280GN? A: The key features of TNY280GN include high efficiency, low standby power consumption, built-in safety features, and wide input voltage range.

  3. Q: What are the typical applications of TNY280GN? A: TNY280GN is commonly used in various low-power applications such as power adapters, chargers, LED lighting, and home appliances.

  4. Q: What is the maximum output power that TNY280GN can handle? A: TNY280GN can handle a maximum output power of up to 15 watts, depending on the specific application and design considerations.

  5. Q: Does TNY280GN require an external MOSFET? A: No, TNY280GN does not require an external MOSFET as it integrates a high-voltage power MOSFET internally.

  6. Q: Can TNY280GN operate with both AC and DC input voltages? A: Yes, TNY280GN can operate with both AC and DC input voltages, making it suitable for a wide range of applications.

  7. Q: How does TNY280GN achieve high efficiency? A: TNY280GN achieves high efficiency through its advanced control algorithms, low switching losses, and optimized power management features.

  8. Q: Are there any built-in safety features in TNY280GN? A: Yes, TNY280GN incorporates several built-in safety features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  9. Q: Can TNY280GN be used in battery-powered applications? A: Yes, TNY280GN can be used in battery-powered applications as it supports a wide input voltage range and has low standby power consumption.

  10. Q: Are there any design resources available for TNY280GN? A: Yes, the manufacturer of TNY280GN provides design resources such as application notes, reference designs, and evaluation boards to assist with the implementation of the IC in technical solutions.

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