Meixin Integrated
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MAX5071CAUA+T
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MAX5071CAUA+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current
  • Package: 8-pin µMAX®
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 500mA
  • Quiescent Current: 17µA (typical)
  • Dropout Voltage: 120mV at 100mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX5071CAUA+T has the following pin configuration:

  1. GND (Ground)
  2. EN (Enable)
  3. FB (Feedback)
  4. VOUT (Output Voltage)
  5. VIN (Input Voltage)
  6. SW (Switch)
  7. PGND (Power Ground)
  8. LX (Inductor Connection)

Functional Features

  • High Efficiency: The MAX5071CAUA+T offers high efficiency power conversion, minimizing energy loss.
  • Low Quiescent Current: With a low quiescent current of only 17µA, the device reduces power consumption during standby or idle modes.
  • Enable Pin: The EN pin allows for easy on/off control of the voltage regulator.
  • Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to the input voltage (VIN).
  • Overcurrent Protection: The device includes overcurrent protection to safeguard against excessive current flow.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low quiescent current - Adjustable output voltage - Overcurrent protection

Disadvantages: - Limited maximum output current (500mA)

Working Principles

The MAX5071CAUA+T is a voltage regulator that converts an input voltage (VIN) into a regulated output voltage (VOUT). It utilizes a switching regulator topology to achieve high efficiency power conversion. The device operates by controlling the duty cycle of the internal switch (SW) to regulate the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle accordingly. The enable pin (EN) allows for easy on/off control of the regulator.

Detailed Application Field Plans

The MAX5071CAUA+T is commonly used in various applications, including:

  1. Battery-Powered Devices: The low quiescent current and high efficiency make it suitable for battery-powered devices, extending battery life.
  2. Portable Electronics: The compact package and adjustable output voltage make it ideal for portable electronic devices such as smartphones, tablets, and portable media players.
  3. IoT Devices: The wide input voltage range and small form factor make it suitable for IoT devices that require efficient power management.

Detailed and Complete Alternative Models

  1. MAX5070CAUA+T: Similar to the MAX5071CAUA+T, but with a lower maximum output current of 300mA.
  2. MAX5072CAUA+T: Similar to the MAX5071CAUA+T, but with a higher maximum output current of 800mA.
  3. MAX5073CAUA+T: Similar to the MAX5071CAUA+T, but with additional features such as thermal shutdown protection.

Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's datasheet for a complete list of alternatives.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX5071CAUA+T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX5071CAUA+T in technical solutions:

Q1: What is the MAX5071CAUA+T? A1: The MAX5071CAUA+T is a high-voltage, current-mode PWM controller designed for use in isolated power supplies.

Q2: What is the input voltage range of the MAX5071CAUA+T? A2: The MAX5071CAUA+T can operate with an input voltage range from 4.5V to 75V.

Q3: What is the output voltage range of the MAX5071CAUA+T? A3: The MAX5071CAUA+T can generate output voltages ranging from 0.8V to 60V.

Q4: What is the maximum switching frequency of the MAX5071CAUA+T? A4: The MAX5071CAUA+T can operate at a maximum switching frequency of 1MHz.

Q5: Can the MAX5071CAUA+T be used in both buck and boost converter configurations? A5: Yes, the MAX5071CAUA+T can be used in both buck and boost converter configurations.

Q6: Does the MAX5071CAUA+T have built-in protection features? A6: Yes, the MAX5071CAUA+T includes various protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown.

Q7: What is the typical efficiency of the MAX5071CAUA+T? A7: The typical efficiency of the MAX5071CAUA+T is around 90% depending on the specific application and operating conditions.

Q8: Can the MAX5071CAUA+T be synchronized to an external clock? A8: Yes, the MAX5071CAUA+T can be synchronized to an external clock signal for applications requiring synchronization.

Q9: What is the operating temperature range of the MAX5071CAUA+T? A9: The MAX5071CAUA+T can operate within a temperature range of -40°C to +125°C.

Q10: Is the MAX5071CAUA+T available in a surface-mount package? A10: Yes, the MAX5071CAUA+T is available in a 8-pin µMAX® package, which is a surface-mount package.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.