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MIC2177BWM-TR
Product Overview
Category
MIC2177BWM-TR belongs to the category of integrated circuits (ICs).
Use
The MIC2177BWM-TR is commonly used as a voltage regulator in various electronic devices.
Characteristics
- Input Voltage Range: 4.5V to 60V
- Output Voltage Range: 1.25V to 55V
- Output Current: Up to 500mA
- Low Dropout Voltage: 350mV at 500mA
- Adjustable Output Voltage
- Thermal Shutdown Protection
- Short Circuit Protection
- Overcurrent Protection
Package
MIC2177BWM-TR is available in a miniature SOT-23-5 package.
Essence
The essence of MIC2177BWM-TR lies in its ability to regulate voltage efficiently and reliably, making it an essential component in many electronic devices.
Packaging/Quantity
MIC2177BWM-TR is typically packaged in reels containing 3000 units.
Specifications
- Input Voltage Range: 4.5V to 60V
- Output Voltage Range: 1.25V to 55V
- Output Current: Up to 500mA
- Dropout Voltage: 350mV at 500mA
- Line Regulation: ±0.2%
- Load Regulation: ±0.4%
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
MIC2177BWM-TR features a standard 5-pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin for output voltage regulation
- EN: Enable pin for turning the regulator on/off
- VOUT: Output voltage pin
Functional Features
- Adjustable Output Voltage: The output voltage of MIC2177BWM-TR can be adjusted within the specified range to meet the requirements of different applications.
- Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
- Short Circuit Protection: MIC2177BWM-TR includes short circuit protection, safeguarding the device and connected components from potential damage.
- Overcurrent Protection: The regulator is equipped with overcurrent protection, ensuring safe operation even under high load conditions.
Advantages and Disadvantages
Advantages
- Wide input voltage range allows for versatile applications.
- Low dropout voltage ensures efficient power conversion.
- Adjustable output voltage provides flexibility.
- Integrated protection features enhance reliability.
Disadvantages
- Limited output current capacity may not be suitable for high-power applications.
- SOT-23-5 package may require additional heat dissipation measures in certain scenarios.
Working Principles
MIC2177BWM-TR operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The error amplifier adjusts the pass transistor to maintain the desired output voltage. The enable pin (EN) controls the on/off state of the regulator.
Detailed Application Field Plans
MIC2177BWM-TR finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Industrial control systems - Automotive electronics - Telecommunications equipment - Power management modules
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to MIC2177BWM-TR include: - LM317: Adjustable Linear Voltage Regulator - LT1084: Low Dropout Positive Fixed Regulator - TPS7A47: Ultra-Low Noise, High PSRR, 1A Low-Dropout Linear Regulator
These alternatives can be considered based on specific requirements and design constraints.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MIC2177BWM-TR v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MIC2177BWM-TR in technical solutions:
Q: What is the MIC2177BWM-TR? A: The MIC2177BWM-TR is a high-efficiency, synchronous buck regulator IC (integrated circuit) designed for use in various power supply applications.
Q: What is the input voltage range of the MIC2177BWM-TR? A: The MIC2177BWM-TR has an input voltage range of 4.5V to 75V, making it suitable for a wide range of power supply designs.
Q: What is the output voltage range of the MIC2177BWM-TR? A: The MIC2177BWM-TR can provide an adjustable output voltage ranging from 0.8V to 60V, allowing flexibility in different applications.
Q: What is the maximum output current of the MIC2177BWM-TR? A: The MIC2177BWM-TR can deliver a maximum output current of up to 3A, making it suitable for powering various loads.
Q: Does the MIC2177BWM-TR require an external compensation network? A: No, the MIC2177BWM-TR features internal compensation, eliminating the need for an external compensation network.
Q: Can the MIC2177BWM-TR operate in a wide temperature range? A: Yes, the MIC2177BWM-TR is designed to operate in a temperature range of -40°C to +125°C, ensuring reliable performance in harsh environments.
Q: Does the MIC2177BWM-TR have built-in protection features? A: Yes, the MIC2177BWM-TR includes various protection features such as overcurrent protection, thermal shutdown, and input undervoltage lockout.
Q: Can the MIC2177BWM-TR be used in battery-powered applications? A: Yes, the MIC2177BWM-TR can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current.
Q: What is the switching frequency of the MIC2177BWM-TR? A: The MIC2177BWM-TR operates at a fixed switching frequency of 500kHz, providing efficient power conversion.
Q: Is the MIC2177BWM-TR available in a surface-mount package? A: Yes, the MIC2177BWM-TR is available in a 16-pin SOIC (Small Outline Integrated Circuit) surface-mount package, making it suitable for compact designs.
Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.