Microchip Technology
Изображение может быть репрезентативным.
Подробную информацию о продукте см. в характеристиках.
MIC284-2YM
Посмотреть детали Таблицы данных

MIC284-2YM

Product Overview

Category

The MIC284-2YM belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 1.5A
  • Low Dropout Voltage: 300mV at 1.5A
  • Low Quiescent Current: 75µA
  • Package: 8-pin SOIC
  • Operating Temperature Range: -40°C to +125°C

Package

The MIC284-2YM is available in an 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of the MIC284-2YM lies in its ability to provide efficient voltage regulation with minimal power loss.

Packaging/Quantity

The MIC284-2YM is typically packaged in reels containing 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 1.5A
  • Dropout Voltage: 300mV at 1.5A
  • Quiescent Current: 75µA
  • Ripple Rejection: 70dB at 100Hz
  • Line Regulation: 0.02%/V
  • Load Regulation: 0.2%/A
  • Thermal Shutdown: Yes

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. BYP: Bypass Capacitor Pin
  5. FB: Feedback Pin
  6. NC: No Connection
  7. VOUT: Output Voltage
  8. VOUT: Output Voltage

Functional Features

  • Wide Input Voltage Range
  • Low Dropout Voltage
  • Low Quiescent Current
  • Thermal Shutdown Protection
  • Short Circuit Protection
  • Adjustable Output Voltage

Advantages

  • Wide input voltage range allows for versatile applications
  • Low dropout voltage ensures efficient power conversion
  • Low quiescent current minimizes power consumption
  • Thermal shutdown and short circuit protection enhance reliability
  • Adjustable output voltage provides flexibility in design

Disadvantages

  • Limited maximum output current compared to some alternative models
  • Higher cost compared to basic linear regulators

Working Principles

The MIC284-2YM utilizes a feedback control loop to maintain a stable output voltage regardless of variations in input voltage and load conditions. It employs a low dropout PNP pass transistor to achieve high efficiency and low dropout voltage.

Detailed Application Field Plans

The MIC284-2YM is well-suited for various applications including: - Battery-powered devices - Industrial automation systems - Automotive electronics - Portable instruments - Distributed power systems

Detailed and Complete Alternative Models

Some alternative models to the MIC284-2YM include: - MIC2940A: Similar voltage regulator with higher output current capability - LT1763: Low dropout regulator with adjustable output and higher maximum input voltage

In conclusion, the MIC284-2YM is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and various protection features, making it suitable for diverse electronic applications.

Word Count: 498

Перечислите 10 распространенных вопросов и ответов, связанных с применением MIC284-2YM в технических решениях.

  1. What is the MIC284-2YM?

    • The MIC284-2YM is a dual 3A, 4MHz synchronous buck regulator with Power Good (PG) output.

  2. What are the input voltage requirements for the MIC284-2YM?

    • The input voltage range for the MIC284-2YM is typically 2.7V to 5.5V.

  3. What are the typical applications for the MIC284-2YM?

    • The MIC284-2YM is commonly used in applications such as point-of-load regulation, distributed power systems, and general-purpose step-down regulation.

  4. What is the output voltage range of the MIC284-2YM?

    • The output voltage range of the MIC284-2YM is adjustable from 0.8V to VIN.

  5. What is the maximum output current of the MIC284-2YM?

    • The MIC284-2YM can provide a maximum output current of 3A per channel.

  6. Does the MIC284-2YM have overcurrent protection?

    • Yes, the MIC284-2YM features cycle-by-cycle current limit and hiccup mode short-circuit protection.

  7. What is the operating frequency of the MIC284-2YM?

    • The MIC284-2YM operates at a fixed frequency of 4MHz.

  8. Is the MIC284-2YM suitable for automotive applications?

    • Yes, the MIC284-2YM is AEC-Q100 qualified and suitable for automotive applications.

  9. Does the MIC284-2YM have thermal shutdown protection?

    • Yes, the MIC284-2YM includes thermal shutdown protection to prevent damage from excessive heat.

  10. What package type does the MIC284-2YM come in?

    • The MIC284-2YM is available in a compact 16-pin MLF package for space-constrained applications.