Maxim Integrated
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
MAX5974DETE+TG2Z
Ver Detalle Hojas de datos

MAX5974DETE+TG2Z

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: TDFN-14
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 55V
  • Output Current: Up to 3A
  • Efficiency: Up to 95%
  • Switching Frequency: 300kHz to 2.2MHz
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX5974DETE+TG2Z IC has the following pin configuration:

  1. EN (Enable)
  2. FB (Feedback)
  3. SS/TRK (Soft-Start/Tracking)
  4. VCC (Supply Voltage)
  5. GND (Ground)
  6. PG (Power Good)
  7. SW (Switch Node)
  8. BST (Bootstrap)
  9. AGND (Analog Ground)
  10. COMP (Compensation)
  11. SS/TRK (Soft-Start/Tracking)
  12. FB (Feedback)
  13. EN (Enable)
  14. VIN (Input Voltage)

Functional Features

  • Wide input voltage range allows for versatile applications.
  • High efficiency ensures minimal power loss.
  • Low power consumption contributes to energy savings.
  • Adjustable output voltage provides flexibility.
  • Soft-start and tracking features enhance system stability.
  • Power good indicator for reliable operation.

Advantages

  • High efficiency results in reduced power dissipation.
  • Wide input voltage range accommodates various power sources.
  • Compact package size saves board space.
  • Adjustable output voltage suits different requirements.
  • Soft-start and tracking features prevent voltage spikes.
  • Power good indicator enhances system reliability.

Disadvantages

  • Limited output current may not be suitable for high-power applications.
  • Higher cost compared to non-integrated solutions.
  • Requires careful thermal management due to power dissipation.

Working Principles

The MAX5974DETE+TG2Z is a voltage regulator IC that converts an input voltage within the range of 4.5V to 60V into a regulated output voltage between 0.8V and 55V. It achieves this through a switching regulator topology, which offers high efficiency and low power consumption.

The IC utilizes a feedback mechanism to maintain the desired output voltage by adjusting the duty cycle of the internal switch. The soft-start feature ensures a gradual ramp-up of the output voltage during startup, preventing voltage overshoots. The power good indicator signals when the output voltage is within the acceptable range.

Detailed Application Field Plans

The MAX5974DETE+TG2Z finds applications in various fields, including:

  1. Industrial Automation: Powering control systems, motor drives, and sensors.
  2. Automotive Electronics: Providing regulated power to infotainment systems, lighting modules, and advanced driver-assistance systems (ADAS).
  3. Telecommunications: Powering base stations, routers, and network equipment.
  4. Consumer Electronics: Regulating power for smartphones, tablets, and portable devices.
  5. Renewable Energy: Enabling efficient power conversion in solar inverters and wind turbines.

Detailed and Complete Alternative Models

  1. TPS54332: Texas Instruments' voltage regulator with similar specifications and package.
  2. LT8614: Analog Devices' high-efficiency synchronous buck regulator.
  3. LM2596: National Semiconductor's step-down voltage regulator with adjustable output.

These alternative models offer comparable performance and can be considered based on specific application requirements.

Word count: 498 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX5974DETE+TG2Z en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX5974DETE+TG2Z in technical solutions:

  1. Q: What is the MAX5974DETE+TG2Z? A: The MAX5974DETE+TG2Z is a power management IC (PMIC) designed for use in technical solutions that require multiple power supplies.

  2. Q: What are the key features of the MAX5974DETE+TG2Z? A: The key features include integrated DC-DC converters, programmable output voltage, overcurrent protection, thermal shutdown, and fault detection.

  3. Q: How many power supplies can the MAX5974DETE+TG2Z support? A: The MAX5974DETE+TG2Z can support up to four independent power supplies.

  4. Q: Can the output voltage of each power supply be programmed? A: Yes, the output voltage of each power supply can be programmed using external resistors.

  5. Q: Does the MAX5974DETE+TG2Z provide overcurrent protection? A: Yes, the MAX5974DETE+TG2Z provides overcurrent protection for each power supply channel.

  6. Q: What happens if the MAX5974DETE+TG2Z exceeds its maximum operating temperature? A: If the MAX5974DETE+TG2Z exceeds its maximum operating temperature, it will activate the thermal shutdown feature to protect itself from damage.

  7. Q: Can the MAX5974DETE+TG2Z detect faults in the power supplies? A: Yes, the MAX5974DETE+TG2Z has built-in fault detection circuitry to monitor the status of each power supply.

  8. Q: What is the input voltage range of the MAX5974DETE+TG2Z? A: The input voltage range of the MAX5974DETE+TG2Z is typically between 4.5V and 16V.

  9. Q: Is the MAX5974DETE+TG2Z suitable for automotive applications? A: Yes, the MAX5974DETE+TG2Z is designed to meet the requirements of automotive applications.

  10. Q: What package does the MAX5974DETE+TG2Z come in? A: The MAX5974DETE+TG2Z is available in a 16-pin TQFN package.