Meixin Integrated
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MAX8667ETEJS+T
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MAX8667ETEJS+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current
  • Package: 16-TQFN-EP (4mm x 4mm)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 1A
  • Quiescent Current: 17µA
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8667ETEJS+T has a 16-pin TQFN package with the following pin configuration:

  1. EN (Enable)
  2. FB (Feedback)
  3. GND (Ground)
  4. SW (Switch)
  5. PG (Power Good)
  6. VOUT (Output Voltage)
  7. VOUT (Output Voltage)
  8. VOUT (Output Voltage)
  9. VOUT (Output Voltage)
  10. VOUT (Output Voltage)
  11. VOUT (Output Voltage)
  12. VOUT (Output Voltage)
  13. VOUT (Output Voltage)
  14. VOUT (Output Voltage)
  15. VOUT (Output Voltage)
  16. VIN (Input Voltage)

Functional Features

  • High efficiency voltage regulation for portable devices
  • Low quiescent current for extended battery life
  • Integrated power good indicator for system monitoring
  • Overcurrent and thermal protection for enhanced safety
  • Soft-start feature for controlled power-up sequencing

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Compact package size saves board space - Integrated protection features enhance system reliability

Disadvantages: - Limited maximum output current (1A) - Restricted input voltage range (2.5V to 5.5V)

Working Principles

The MAX8667ETEJS+T is a voltage regulator IC that converts an input voltage within the range of 2.5V to 5.5V into a regulated output voltage between 0.6V and VIN. It achieves high efficiency by utilizing a synchronous buck converter architecture. The device operates in pulse-width modulation (PWM) mode, adjusting the duty cycle of the switching transistor to regulate the output voltage.

Detailed Application Field Plans

The MAX8667ETEJS+T is commonly used in various portable electronic devices, such as smartphones, tablets, and wearable devices. Its compact size and high efficiency make it suitable for applications where space is limited and battery life is crucial. Some specific application fields include:

  1. Mobile Phones: Powering the core processor and other power-hungry components.
  2. Tablets: Regulating the voltage for the display, memory, and wireless modules.
  3. Wearable Devices: Providing efficient power management for sensors and communication modules.
  4. Portable Audio Players: Ensuring stable voltage supply for audio processing and amplification circuits.

Detailed and Complete Alternative Models

  1. MAX8668ETEJS+T: Similar specifications with additional features like adjustable output voltage and synchronization capability.
  2. MAX8669ETEJS+T: Higher maximum output current (2A) with similar characteristics and package.

(Note: These alternative models are from the same product family and offer similar functionality but may have slight differences in specifications.)

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기술 솔루션에 MAX8667ETEJS+T 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of MAX8667ETEJS+T in technical solutions:

  1. Q: What is the MAX8667ETEJS+T? A: The MAX8667ETEJS+T is a high-efficiency, synchronous step-down DC-DC converter with integrated power switches.

  2. Q: What is the input voltage range of the MAX8667ETEJS+T? A: The input voltage range of the MAX8667ETEJS+T is typically between 2.5V and 5.5V.

  3. Q: What is the output voltage range of the MAX8667ETEJS+T? A: The output voltage range of the MAX8667ETEJS+T can be adjusted from 0.6V to VIN.

  4. Q: What is the maximum output current of the MAX8667ETEJS+T? A: The maximum output current of the MAX8667ETEJS+T is typically 3A.

  5. Q: Does the MAX8667ETEJS+T have built-in protection features? A: Yes, the MAX8667ETEJS+T includes overcurrent protection, thermal shutdown, and undervoltage lockout features.

  6. Q: Can the MAX8667ETEJS+T operate in a wide temperature range? A: Yes, the MAX8667ETEJS+T is designed to operate in a temperature range of -40°C to +85°C.

  7. Q: Is the MAX8667ETEJS+T suitable for battery-powered applications? A: Yes, the MAX8667ETEJS+T is well-suited for battery-powered applications due to its low quiescent current and high efficiency.

  8. Q: Can the MAX8667ETEJS+T be used in automotive applications? A: Yes, the MAX8667ETEJS+T is automotive-grade and can be used in various automotive applications.

  9. Q: Does the MAX8667ETEJS+T require external components for operation? A: Yes, the MAX8667ETEJS+T requires a few external components such as input/output capacitors and an inductor.

  10. Q: What package does the MAX8667ETEJS+T come in? A: The MAX8667ETEJS+T is available in a 16-pin TQFN package.