Linear Technology/QD Devices
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LTC4260CGN#PBF
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LTC4260CGN#PBF

Product Overview

Category

LTC4260CGN#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

  • Integrated circuit
  • Power management functionality
  • High efficiency
  • Compact size

Package

LTC4260CGN#PBF comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of LTC4260CGN#PBF lies in its ability to efficiently manage power in various applications.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities suitable for both small-scale and large-scale production.

Specifications

  • Input Voltage Range: 2.9V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Maximum Output Current: 1A
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: SOIC-16

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VIN: Input voltage
  6. SW: Switching node
  7. PGND: Power ground
  8. VOUT: Output voltage
  9. SS: Soft-start capacitor
  10. ILIM: Current limit setting
  11. MODE: Mode selection
  12. CLK: Clock synchronization
  13. SYNC: Synchronization input
  14. PGOOD: Power good indicator
  15. FLT: Fault indicator
  16. NC: No connection

Functional Features

  • Efficient power management
  • Wide input voltage range
  • Adjustable output voltage
  • Current limit protection
  • Fault detection and indication
  • Synchronization capability

Advantages and Disadvantages

Advantages

  • High efficiency power management
  • Compact size for space-constrained applications
  • Wide input voltage range allows for versatile use
  • Current limit protection ensures safe operation
  • Fault detection and indication enhance system reliability

Disadvantages

  • Limited maximum output current (1A)
  • Operating temperature range may not be suitable for extreme environments

Working Principles

LTC4260CGN#PBF operates by efficiently converting the input voltage to the desired output voltage using a switching regulator. It incorporates various control mechanisms such as feedback loops, current limiters, and fault detection circuits to ensure stable and reliable power management.

Detailed Application Field Plans

LTC4260CGN#PBF finds applications in a wide range of fields, including but not limited to: - Portable electronic devices - Industrial automation systems - Automotive electronics - Telecommunications equipment - Power supply units

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LTC4260CGN#PBF include: - LTC4261CGN#PBF - LTC4262CGN#PBF - LTC4263CGN#PBF - LTC4264CGN#PBF

These alternative models can be considered based on specific requirements and compatibility with the target application.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng LTC4260CGN#PBF trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of LTC4260CGN#PBF in technical solutions:

  1. Q: What is LTC4260CGN#PBF? A: LTC4260CGN#PBF is a specific model number for a Power over Ethernet (PoE) controller IC manufactured by Linear Technology (now part of Analog Devices). It provides power management and control functions for PoE applications.

  2. Q: What are the main features of LTC4260CGN#PBF? A: The LTC4260CGN#PBF features include IEEE 802.3af-compliant detection and classification, integrated power MOSFETs, programmable current limit, thermal shutdown protection, and more.

  3. Q: How does LTC4260CGN#PBF work in a PoE system? A: LTC4260CGN#PBF acts as a PoE controller, managing the power delivery process in a PoE system. It detects and classifies powered devices, controls power sourcing equipment, and provides various protection mechanisms.

  4. Q: Can LTC4260CGN#PBF be used in non-PoE applications? A: While LTC4260CGN#PBF is primarily designed for PoE applications, it can also be used in non-PoE applications that require power management and control functions.

  5. Q: What is the maximum power rating supported by LTC4260CGN#PBF? A: LTC4260CGN#PBF supports a maximum power rating of 15.4 watts, which is compliant with the IEEE 802.3af standard.

  6. Q: Does LTC4260CGN#PBF support power over Ethernet Plus (PoE+)? A: No, LTC4260CGN#PBF only supports the IEEE 802.3af standard for PoE, which provides up to 15.4 watts of power. For PoE+ applications (up to 30 watts), you would need a different controller.

  7. Q: What is the input voltage range supported by LTC4260CGN#PBF? A: LTC4260CGN#PBF supports an input voltage range of 36V to 57V, which is typical for PoE systems.

  8. Q: Can LTC4260CGN#PBF be used in high-power PoE applications? A: No, LTC4260CGN#PBF is not suitable for high-power PoE applications as it is limited to the IEEE 802.3af power level. For higher power levels, you would need a different controller.

  9. Q: Are there any evaluation boards or reference designs available for LTC4260CGN#PBF? A: Yes, Analog Devices provides evaluation boards and reference designs for LTC4260CGN#PBF, which can help with the development and testing of PoE solutions.

  10. Q: Where can I find more technical information about LTC4260CGN#PBF? A: You can find detailed technical information, including datasheets, application notes, and design resources, on the Analog Devices website or by contacting their technical support team.