Maxim Integrated
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MAX8888EZK18/V+T
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MAX8888EZK18/V+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low-dropout, high-performance
  • Package: SOT23-5
  • Essence: Regulates voltage with minimal power loss
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage: 1.8V
  • Dropout Voltage: 120mV at 100mA
  • Maximum Output Current: 150mA
  • Line Regulation: ±0.05% (typical)
  • Load Regulation: ±0.1% (typical)
  • Quiescent Current: 40µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8888EZK18/V+T has a total of five pins:

  1. GND: Ground connection.
  2. IN: Input voltage supply.
  3. EN: Enable pin for turning the regulator on/off.
  4. BYP: Bypass capacitor connection.
  5. OUT: Output voltage.

Functional Features

  • Low dropout voltage ensures efficient regulation even with small input-output differentials.
  • High output current capability allows for powering various components.
  • Excellent line and load regulation provide stable output voltage.
  • Low quiescent current minimizes power consumption in standby mode.
  • Thermal shutdown and current limit protection ensure device safety.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient voltage regulation. - High output current capability accommodates diverse applications. - Excellent line and load regulation ensures stable output voltage. - Low quiescent current reduces power consumption. - Thermal shutdown and current limit protection enhance device safety.

Disadvantages: - Limited output voltage options. - SOT23-5 package may require additional space on the PCB.

Working Principles

The MAX8888EZK18/V+T is a low-dropout voltage regulator that maintains a stable output voltage despite variations in input voltage and load conditions. It utilizes a pass transistor to regulate the output voltage, minimizing power loss across the regulator. The device employs feedback control to adjust the pass transistor's resistance, compensating for changes in input voltage and load current.

Detailed Application Field Plans

The MAX8888EZK18/V+T finds applications in various electronic devices, including but not limited to: 1. Battery-powered portable devices 2. Mobile phones and smartphones 3. Wearable devices 4. Digital cameras 5. Portable media players 6. Wireless communication modules

Detailed and Complete Alternative Models

  1. MAX8888EZK18/V+T: 1.8V output voltage, SOT23-5 package.
  2. MAX8888EZK25/V+T: 2.5V output voltage, SOT23-5 package.
  3. MAX8888EZK33/V+T: 3.3V output voltage, SOT23-5 package.
  4. MAX8888EZK50/V+T: 5.0V output voltage, SOT23-5 package.

These alternative models offer different output voltage options while sharing similar characteristics and package types.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX8888EZK18/V+T v technických řešeních

  1. What is the input voltage range of MAX8888EZK18/V+T?
    - The input voltage range of MAX8888EZK18/V+T is 2.5V to 5.5V.

  2. What is the output voltage of MAX8888EZK18/V+T?
    - The output voltage of MAX8888EZK18/V+T is fixed at 1.8V.

  3. What is the maximum output current of MAX8888EZK18/V+T?
    - The maximum output current of MAX8888EZK18/V+T is 150mA.

  4. Can MAX8888EZK18/V+T be used in battery-powered applications?
    - Yes, MAX8888EZK18/V+T is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  5. Does MAX8888EZK18/V+T require external components for voltage regulation?
    - No, MAX8888EZK18/V+T is a complete voltage regulator and does not require external components for voltage regulation.

  6. What is the typical dropout voltage of MAX8888EZK18/V+T?
    - The typical dropout voltage of MAX8888EZK18/V+T is 160mV at 100mA load.

  7. Is MAX8888EZK18/V+T available in a small package for space-constrained designs?
    - Yes, MAX8888EZK18/V+T is available in a tiny 4-bump wafer-level package (WLP).

  8. Can MAX8888EZK18/V+T withstand high temperatures?
    - Yes, MAX8888EZK18/V+T is designed to operate over a wide temperature range from -40°C to +85°C.

  9. What are the key features of MAX8888EZK18/V+T?
    - Key features of MAX8888EZK18/V+T include low quiescent current, low dropout voltage, thermal shutdown, and short-circuit protection.

  10. Is MAX8888EZK18/V+T suitable for powering sensitive analog circuits?
    - Yes, MAX8888EZK18/V+T is suitable for powering sensitive analog circuits due to its low noise and high PSRR characteristics.