Power Integrations
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TNY284KG
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TNY284KG

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: Low power consumption, high efficiency
  • Package: DIP-7 (Dual In-line Package with 7 pins)
  • Essence: Switching Power Supply Controller
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Power: Up to 10W
  • Frequency Range: 50Hz to 60Hz
  • Operating Temperature Range: -40°C to +125°C
  • Standby Power Consumption: Less than 30mW

Detailed Pin Configuration

  1. VDD: Power supply input
  2. GND: Ground reference
  3. BP/M: Brownout protection and frequency modulation input
  4. FB: Feedback pin for output voltage regulation
  5. DRAIN: High-voltage power MOSFET drain connection
  6. SOURCE: High-voltage power MOSFET source connection
  7. VCC: Internal bias supply output

Functional Features

  • Integrated high-voltage power MOSFET
  • Auto-restart protection for fault conditions
  • Frequency jittering for reduced EMI emissions
  • Built-in brownout protection
  • Cycle-by-cycle current limit
  • Over-temperature protection
  • Accurate output voltage regulation

Advantages

  • Compact size and low component count
  • High efficiency leading to energy savings
  • Wide input voltage range for universal compatibility
  • Robust protection features ensure system reliability
  • Reduced electromagnetic interference emissions

Disadvantages

  • Limited output power capability (up to 10W)
  • Not suitable for high-power applications
  • Requires external components for complete power supply design

Working Principles

The TNY284KG is a switching power supply controller IC designed for offline power applications. It operates by converting the input AC voltage into high-frequency pulses using a high-voltage power MOSFET. These pulses are then rectified and filtered to provide a regulated DC output voltage. The IC incorporates various protection features such as brownout protection, over-temperature protection, and auto-restart functionality to ensure safe and reliable operation.

Detailed Application Field Plans

The TNY284KG is commonly used in low-power applications where efficient power management is crucial. Some typical application fields include: 1. Consumer electronics: Power adapters, chargers, and small appliances. 2. LED lighting: LED drivers for residential and commercial lighting solutions. 3. Industrial automation: Control systems, motor drives, and power supplies. 4. Telecommunications: Modems, routers, and network equipment. 5. Automotive: On-board chargers, auxiliary power supplies, and lighting control.

Detailed and Complete Alternative Models

  1. TNY280PG: Similar functionality with lower standby power consumption.
  2. TNY285PN: Higher output power capability with additional features.
  3. TNY290GN: Enhanced efficiency and extended temperature range.

Please note that these alternative models may have different pin configurations and package options.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TNY284KG في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TNY284KG in technical solutions:

  1. Q: What is TNY284KG? A: TNY284KG is a specific model of integrated circuit (IC) used for power management applications.

  2. Q: What are the typical applications of TNY284KG? A: TNY284KG is commonly used in various technical solutions such as power supplies, adapters, chargers, and LED lighting systems.

  3. Q: What is the input voltage range supported by TNY284KG? A: TNY284KG supports an input voltage range of typically 85VAC to 265VAC.

  4. Q: What is the output power range that TNY284KG can handle? A: TNY284KG can handle an output power range of up to 15W.

  5. Q: Does TNY284KG have built-in protection features? A: Yes, TNY284KG incorporates several protection features including overvoltage protection, overcurrent protection, and thermal shutdown.

  6. Q: Can TNY284KG operate in a wide temperature range? A: Yes, TNY284KG is designed to operate reliably in a wide temperature range, typically from -40°C to 150°C.

  7. Q: Is TNY284KG suitable for low-power applications? A: Yes, TNY284KG is specifically designed for low-power applications, making it ideal for energy-efficient solutions.

  8. Q: Does TNY284KG require external components for operation? A: Yes, TNY284KG requires a few external components such as resistors, capacitors, and an inductor to form a complete power supply circuit.

  9. Q: Can TNY284KG be used in both AC and DC input applications? A: Yes, TNY284KG can be used in both AC and DC input applications, providing flexibility in various system designs.

  10. Q: Is TNY284KG compliant with industry standards and regulations? A: Yes, TNY284KG is designed to meet various industry standards and regulations such as safety certifications (e.g., UL, CE) and energy efficiency requirements (e.g., DOE, ErP).