Maxim Integrated
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MAX6385XS29D4-T
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MAX6385XS29D4-T

Product Overview

Category: Voltage Regulator
Use: Power management
Characteristics: Low dropout, high accuracy, low quiescent current
Package: SOT-143
Essence: Regulates voltage with minimal power loss
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 11V
  • Output Voltage: 2.9V
  • Output Current: 250mA
  • Dropout Voltage: 140mV at 100mA
  • Quiescent Current: 40µA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. GND
  2. VOUT
  3. NC
  4. VIN

Functional Features

  • Low dropout voltage
  • Low quiescent current
  • Thermal shutdown protection
  • Short-circuit and reverse-current protection

Advantages

  • High accuracy
  • Wide input voltage range
  • Small package size
  • Excellent line and load regulation

Disadvantages

  • Limited output current compared to some alternatives
  • Sensitive to input voltage transients

Working Principles

The MAX6385XS29D4-T is a low-dropout linear voltage regulator that maintains a constant output voltage even when the input voltage is slightly lower than the desired output voltage. It achieves this by using a PNP pass transistor in a feedback loop to control the output.

Detailed Application Field Plans

This voltage regulator is suitable for various battery-powered applications, such as portable devices, IoT sensors, and handheld instruments. It can also be used in automotive electronics, where a stable voltage supply is crucial for proper operation of sensitive components.

Detailed and Complete Alternative Models

  1. LM2937IMP-3.3/NOPB: 3.3V, 500mA, SOT-223 package
  2. MIC5205-2.8YM5-TR: 2.8V, 150mA, SOT-23 package
  3. LT1761ES5-BYP#PBF: Adjustable, 100mA, SOT-23 package

In conclusion, the MAX6385XS29D4-T is a reliable voltage regulator with low dropout and high accuracy, making it suitable for a wide range of applications, especially those requiring efficient power management in compact designs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX6385XS29D4-T v technických řešeních

  1. What is the MAX6385XS29D4-T?

    • The MAX6385XS29D4-T is a low-dropout (LDO) linear regulator designed to provide a regulated output voltage of 2.9V with a maximum input voltage of 6.5V.

  2. What are the typical applications of MAX6385XS29D4-T?

    • It is commonly used in battery-powered devices, portable equipment, and other applications where extended battery life is critical.

  3. What is the maximum input voltage for MAX6385XS29D4-T?

    • The maximum input voltage for MAX6385XS29D4-T is 6.5V.

  4. What is the dropout voltage of MAX6385XS29D4-T?

    • The dropout voltage is typically 300mV at 100mA load current.

  5. What is the output current capability of MAX6385XS29D4-T?

    • It can provide up to 200mA of output current.

  6. What are the key features of MAX6385XS29D4-T?

    • Some key features include low quiescent current, low dropout voltage, thermal shutdown, and reverse-battery protection.

  7. How does MAX6385XS29D4-T handle thermal management?

    • It includes a thermal shutdown feature that protects the device from overheating.

  8. What is the operating temperature range for MAX6385XS29D4-T?

    • It can operate within a temperature range of -40°C to +125°C.

  9. Does MAX6385XS29D4-T require any external components for operation?

    • It requires only a small 1µF ceramic capacitor for stability.

  10. Is MAX6385XS29D4-T available in different package options?

    • Yes, it is available in a tiny 5-pin SC70 package, making it suitable for space-constrained applications.