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MAX5976BETE+T
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MAX5976BETE+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Dissipation
  • Package: 16-TQFN-EP (4x4)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 55V
  • Maximum Output Current: 3A
  • Switching Frequency: 100kHz to 2MHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX5976BETE+T has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. SS/TRK: Soft-Start/Tracking Pin
  6. VOUT: Output Voltage
  7. PGND: Power Ground
  8. BST: Bootstrap Capacitor Connection
  9. SW: Switch Node
  10. COMP: Compensation Pin
  11. SS/TRK: Soft-Start/Tracking Pin
  12. GND: Ground
  13. GND: Ground
  14. GND: Ground
  15. GND: Ground
  16. VCC: Supply Voltage

Functional Features

  • Wide input voltage range allows for versatile applications.
  • High efficiency and low power dissipation result in energy savings.
  • Adjustable output voltage provides flexibility.
  • Overcurrent and overtemperature protection ensure safe operation.
  • Soft-start and tracking features enable smooth startup and transient response.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for compatibility with various power sources. - High efficiency reduces power consumption and heat dissipation. - Adjustable output voltage provides flexibility for different applications. - Overcurrent and overtemperature protection enhance system reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Switching frequency range may not be optimal for all designs. - Package size may limit usage in space-constrained environments.

Working Principles

The MAX5976BETE+T is a voltage regulator IC that converts an input voltage to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is first stepped down by a power MOSFET switch and then filtered to provide a stable output voltage. The feedback loop continuously monitors the output voltage and adjusts the duty cycle of the switch to maintain the desired output voltage. Various protection features, such as overcurrent and overtemperature protection, ensure safe operation.

Detailed Application Field Plans

The MAX5976BETE+T can be used in various applications, including:

  1. Industrial Power Supplies: Provides regulated power for industrial equipment.
  2. Automotive Electronics: Suitable for powering automotive electronic systems.
  3. Telecommunications: Used in telecom infrastructure equipment.
  4. LED Lighting: Enables efficient power management for LED lighting systems.
  5. Battery-Powered Devices: Can be used in portable devices requiring regulated power.

Detailed and Complete Alternative Models

  1. MAX5976AETE+T
  2. MAX5976BETE+TG45
  3. MAX5976BETE+TG50
  4. MAX5976BETE+TG55
  5. MAX5976BETE+TG60

These alternative models offer similar functionality and characteristics to the MAX5976BETE+T but may have slight differences in specifications or package options.

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10 domande e risposte comuni relative all'applicazione di MAX5976BETE+T nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of MAX5976BETE+T in technical solutions:

  1. Q: What is the MAX5976BETE+T? A: The MAX5976BETE+T is a power-over-Ethernet (PoE) controller designed for use in various technical solutions.

  2. Q: What is the purpose of the MAX5976BETE+T? A: The MAX5976BETE+T is used to provide power and data over Ethernet cables, enabling devices to be powered and connected through a single cable.

  3. Q: What is the maximum power output of the MAX5976BETE+T? A: The MAX5976BETE+T can deliver up to 25.5W of power to connected devices.

  4. Q: Can the MAX5976BETE+T be used with both 10/100Mbps and Gigabit Ethernet networks? A: Yes, the MAX5976BETE+T is compatible with both 10/100Mbps and Gigabit Ethernet networks.

  5. Q: Does the MAX5976BETE+T support Power Sourcing Equipment (PSE) classification? A: Yes, the MAX5976BETE+T supports PSE classification, allowing it to identify and communicate with connected devices.

  6. Q: Can the MAX5976BETE+T be used in industrial applications? A: Yes, the MAX5976BETE+T is suitable for use in industrial applications due to its wide operating temperature range and robust design.

  7. Q: Is the MAX5976BETE+T compatible with PoE standards such as IEEE 802.3af and 802.3at? A: Yes, the MAX5976BETE+T is fully compliant with both IEEE 802.3af and 802.3at PoE standards.

  8. Q: Can the MAX5976BETE+T be used in high-power PoE applications? A: Yes, the MAX5976BETE+T can be used in high-power PoE applications, supporting power levels up to 25.5W.

  9. Q: Does the MAX5976BETE+T provide protection against overcurrent and overtemperature conditions? A: Yes, the MAX5976BETE+T incorporates various protection features, including overcurrent and overtemperature protection.

  10. Q: What package does the MAX5976BETE+T come in? A: The MAX5976BETE+T is available in a 16-pin TQFN (Thin Quad Flat No-Lead) package.