MIC5255-2.8BML-TR
Product Overview
Category
The MIC5255-2.8BML-TR belongs to the category of voltage regulators.
Use
This product is commonly used in electronic circuits to regulate and stabilize voltage levels.
Characteristics
- Voltage regulation: The MIC5255-2.8BML-TR provides a stable output voltage of 2.8V.
- Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
- Low quiescent current: The regulator consumes minimal power when in standby mode.
- Thermal shutdown protection: It includes built-in protection against excessive heat.
Package
The MIC5255-2.8BML-TR comes in a small form factor package, suitable for surface mount applications.
Essence
This voltage regulator ensures a reliable and consistent power supply by maintaining a constant output voltage.
Packaging/Quantity
The product is typically packaged in reels or tubes, with a quantity of 3000 units per reel.
Specifications
- Input Voltage Range: 2.7V to 6.0V
- Output Voltage: 2.8V
- Dropout Voltage: 150mV (typical)
- Quiescent Current: 45µA (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The MIC5255-2.8BML-TR has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
- BYP: Bypass capacitor pin (optional)
Functional Features
- Voltage Regulation: The MIC5255-2.8BML-TR maintains a stable output voltage regardless of variations in the input voltage.
- Low Dropout Voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
- Low Quiescent Current: The regulator consumes minimal power in standby mode, making it suitable for battery-powered applications.
- Thermal Shutdown Protection: Built-in protection mechanism shuts down the regulator if the temperature exceeds safe limits.
Advantages and Disadvantages
Advantages
- Provides a stable output voltage for electronic circuits.
- Suitable for low-power applications due to low quiescent current.
- Offers thermal shutdown protection for enhanced safety.
- Compact package size allows for easy integration into various designs.
Disadvantages
- Limited to a fixed output voltage of 2.8V.
- Dropout voltage may affect performance in applications with low input voltages.
Working Principles
The MIC5255-2.8BML-TR utilizes internal circuitry to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the internal pass transistor accordingly. This ensures that the output voltage remains constant, compensating for any fluctuations in the input voltage.
Detailed Application Field Plans
The MIC5255-2.8BML-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication modules - Embedded systems - IoT devices
Detailed and Complete Alternative Models
- LM1117-2.8: A popular alternative with similar specifications and pin configuration.
- LT1763-2.8: Offers lower dropout voltage and higher maximum input voltage compared to MIC5255-2.8BML-TR.
- MCP1702-2.8: Provides a cost-effective solution with comparable performance.
These alternative models offer flexibility in choosing a voltage regulator based on specific requirements and constraints.
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技術ソリューションにおける MIC5255-2.8BML-TR の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of MIC5255-2.8BML-TR in technical solutions:
Q: What is the MIC5255-2.8BML-TR? A: The MIC5255-2.8BML-TR is a low-dropout (LDO) voltage regulator IC that provides a fixed output voltage of 2.8V.
Q: What is the input voltage range for the MIC5255-2.8BML-TR? A: The input voltage range for the MIC5255-2.8BML-TR is typically between 2.7V and 16V.
Q: What is the maximum output current of the MIC5255-2.8BML-TR? A: The MIC5255-2.8BML-TR can provide a maximum output current of 150mA.
Q: Can the MIC5255-2.8BML-TR be used in battery-powered applications? A: Yes, the MIC5255-2.8BML-TR is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Q: Is the MIC5255-2.8BML-TR a surface-mount device? A: Yes, the MIC5255-2.8BML-TR is available in a surface-mount package (SOT-23).
Q: Does the MIC5255-2.8BML-TR require any external components for operation? A: Yes, the MIC5255-2.8BML-TR requires an input capacitor and an output capacitor for stability.
Q: What is the typical dropout voltage of the MIC5255-2.8BML-TR? A: The typical dropout voltage of the MIC5255-2.8BML-TR is 200mV at a 150mA load.
Q: Can the MIC5255-2.8BML-TR tolerate input voltage spikes or transients? A: Yes, the MIC5255-2.8BML-TR has built-in protection features to withstand input voltage spikes and transients.
Q: What is the operating temperature range for the MIC5255-2.8BML-TR? A: The operating temperature range for the MIC5255-2.8BML-TR is typically between -40°C and +125°C.
Q: Are there any application notes or reference designs available for the MIC5255-2.8BML-TR? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing the MIC5255-2.8BML-TR in various technical solutions.
Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's documentation for the MIC5255-2.8BML-TR.