Infineon Technologies
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ICE2A280Z
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ICE2A280Z

Product Overview

Category

ICE2A280Z belongs to the category of integrated circuits (ICs).

Use

This product is primarily used in power supply applications.

Characteristics

  • High efficiency
  • Low standby power consumption
  • Wide input voltage range
  • Over-temperature protection
  • Overload protection

Package

The ICE2A280Z is available in a compact and durable package, ensuring easy installation and long-term reliability.

Essence

The essence of ICE2A280Z lies in its ability to efficiently regulate power supply while minimizing energy wastage.

Packaging/Quantity

The product is typically packaged in reels or tubes, with varying quantities depending on customer requirements.

Specifications

  • Input Voltage Range: 85V - 265V AC
  • Output Power: Up to 25W
  • Switching Frequency: 67kHz
  • Operating Temperature Range: -40°C to +125°C
  • Standby Power Consumption: Less than 100mW

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for regulating output voltage
  4. CS: Current sense input
  5. COMP: Compensation pin for stability control
  6. DRAIN: Switching transistor drain connection
  7. SOURCE: Switching transistor source connection

Functional Features

  • Constant voltage (CV) and constant current (CC) operation modes
  • Soft-start functionality for smooth power-up
  • Cycle-by-cycle current limit protection
  • Frequency jittering for reduced electromagnetic interference (EMI)
  • Auto-restart feature for fault recovery

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings
  • Wide input voltage range allows for versatile applications
  • Over-temperature and overload protection enhance safety and reliability
  • Compact package ensures easy integration into various systems

Disadvantages

  • Relatively high cost compared to traditional power supply solutions
  • Requires careful design considerations for optimal performance

Working Principles

The ICE2A280Z operates on the principle of pulse width modulation (PWM). It regulates the output voltage by adjusting the duty cycle of the switching transistor. This control mechanism ensures a stable and accurate output, even under varying load conditions.

Detailed Application Field Plans

The ICE2A280Z is commonly used in the following applications:

  1. Power adapters for consumer electronics
  2. LED lighting systems
  3. Industrial power supplies
  4. Battery chargers
  5. Audio amplifiers

Detailed and Complete Alternative Models

  1. ICE2A180Z: Similar functionality with lower power rating
  2. ICE2A380Z: Higher power rating with additional features
  3. ICE2A280Y: Pin-compatible alternative with improved efficiency

Please note that these alternative models may have different specifications and characteristics, so careful consideration should be given to specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ICE2A280Z en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ICE2A280Z in technical solutions:

  1. Q: What is ICE2A280Z? A: ICE2A280Z is a highly integrated resonant mode controller IC used for power supply applications.

  2. Q: What are the key features of ICE2A280Z? A: The key features include zero-voltage switching (ZVS), high efficiency, wide input voltage range, and comprehensive protection features.

  3. Q: What are the typical applications of ICE2A280Z? A: ICE2A280Z is commonly used in applications such as LED lighting, server power supplies, telecom power supplies, and industrial power supplies.

  4. Q: How does ICE2A280Z achieve zero-voltage switching (ZVS)? A: ICE2A280Z utilizes a resonant mode control technique that allows the switching devices to turn on when the voltage across them is zero, reducing switching losses.

  5. Q: What is the maximum input voltage supported by ICE2A280Z? A: ICE2A280Z supports a wide input voltage range from 85V to 265V AC.

  6. Q: Does ICE2A280Z have any built-in protection features? A: Yes, ICE2A280Z includes various protection features like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.

  7. Q: Can ICE2A280Z be used in offline flyback converter topologies? A: Yes, ICE2A280Z is specifically designed for offline flyback converter topologies.

  8. Q: What is the typical efficiency achieved with ICE2A280Z? A: ICE2A280Z can achieve high efficiency levels, typically above 90%, depending on the specific application and design.

  9. Q: Does ICE2A280Z require an external oscillator? A: No, ICE2A280Z has an internal oscillator that eliminates the need for an external one.

  10. Q: Are evaluation boards available for ICE2A280Z? A: Yes, evaluation boards are available to help engineers quickly prototype and evaluate the performance of ICE2A280Z in their designs.

Please note that these answers are general and may vary based on specific design requirements and application scenarios.