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MIC2184BM
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MIC2184BM

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High-performance synchronous buck regulator
  • Package: SOIC-8
  • Essence: Efficient power conversion
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 75V
  • Output Voltage Range: 0.8V to 60V
  • Output Current: Up to 2A
  • Switching Frequency: 500kHz
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC2184BM has a total of 8 pins arranged as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the regulator on/off
  5. SS: Soft-start pin for controlling the startup time
  6. PG: Power Good pin indicating output voltage within regulation limits
  7. SW: Switch node pin for connecting the inductor and diode
  8. VOUT: Output voltage pin

Functional Features

  • High efficiency synchronous buck regulator
  • Wide input voltage range for versatile applications
  • Adjustable output voltage with excellent regulation
  • Integrated soft-start function for controlled startup
  • Power Good indicator for monitoring output voltage status
  • Overcurrent protection and thermal shutdown features

Advantages

  • High efficiency leads to reduced power dissipation and longer battery life
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output voltage provides flexibility for different applications
  • Integrated protection features enhance system reliability
  • Compact package size enables space-saving designs

Disadvantages

  • Limited output current may not be suitable for high-power applications
  • Requires external components for complete circuit implementation
  • Higher cost compared to non-integrated solutions

Working Principles

The MIC2184BM is a synchronous buck regulator that converts a higher input voltage to a lower output voltage efficiently. It utilizes a switching mechanism to control the flow of energy from the input to the output. The integrated power MOSFETs ensure minimal power loss during the conversion process, resulting in high efficiency.

The regulator operates by continuously switching the input voltage on and off at a high frequency. This creates a series of pulses that are then filtered to obtain a stable output voltage. The feedback loop compares the actual output voltage with a reference voltage and adjusts the duty cycle of the switching signal to maintain the desired output voltage.

Detailed Application Field Plans

The MIC2184BM is commonly used in various applications, including:

  1. Industrial equipment power supplies
  2. Telecommunications systems
  3. Automotive electronics
  4. Battery-powered devices
  5. Distributed power systems
  6. LED lighting
  7. Consumer electronics

Detailed and Complete Alternative Models

  1. MIC2184YM: Similar specifications but in a different package (MLF-8)
  2. MIC2184CM: Lower input voltage range (2.7V to 75V) but higher output current (up to 3A)
  3. MIC2184AM: Higher input voltage range (4.5V to 100V) but lower output current (up to 1.5A)
  4. MIC2184DM: Enhanced thermal performance with a larger exposed pad package (EP-8)

These alternative models provide options based on specific requirements and constraints of different applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MIC2184BM v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MIC2184BM in technical solutions:

  1. Q: What is MIC2184BM? A: MIC2184BM is a high-performance synchronous buck regulator IC (integrated circuit) designed for use in various technical solutions.

  2. Q: What is the input voltage range of MIC2184BM? A: The input voltage range of MIC2184BM is typically between 4.5V and 75V.

  3. Q: What is the output voltage range of MIC2184BM? A: The output voltage range of MIC2184BM can be adjusted from 0.8V to 60V, depending on the specific application requirements.

  4. Q: What is the maximum output current of MIC2184BM? A: MIC2184BM can deliver a maximum output current of up to 4A, making it suitable for powering a wide range of devices.

  5. Q: Is MIC2184BM suitable for battery-powered applications? A: Yes, MIC2184BM is suitable for battery-powered applications as it offers high efficiency and low quiescent current, helping to extend battery life.

  6. Q: Can MIC2184BM operate in a wide temperature range? A: Yes, MIC2184BM is designed to operate reliably in a wide temperature range, typically from -40°C to +125°C.

  7. Q: Does MIC2184BM have built-in protection features? A: Yes, MIC2184BM includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  8. Q: Can MIC2184BM be used in automotive applications? A: Yes, MIC2184BM is suitable for automotive applications as it meets the necessary automotive standards and has a wide input voltage range.

  9. Q: What is the switching frequency of MIC2184BM? A: The switching frequency of MIC2184BM is typically set at 500kHz, but it can be adjusted externally to meet specific requirements.

  10. Q: Are there any evaluation boards or reference designs available for MIC2184BM? A: Yes, the manufacturer of MIC2184BM provides evaluation boards and reference designs to help users quickly prototype and implement their applications.

Please note that these answers are general and may vary depending on the specific datasheet and application notes provided by the manufacturer of MIC2184BM.