MIC5239-5.0BM-TR
Product Overview
Category
The MIC5239-5.0BM-TR belongs to the category of voltage regulators.
Use
It is used to regulate voltage in electronic circuits, ensuring a stable and constant output voltage.
Characteristics
- Low dropout voltage
- Low ground current
- Thermal shutdown protection
- Current limit protection
Package
The MIC5239-5.0BM-TR comes in a miniature SOT-23 package.
Essence
This voltage regulator is essential for maintaining consistent power supply in various electronic devices and systems.
Packaging/Quantity
The MIC5239-5.0BM-TR is typically packaged in reels with a quantity of 3000 units per reel.
Specifications
- Output Voltage: 5.0V
- Dropout Voltage: 250mV at 150mA
- Quiescent Current: 40μA
- Operating Temperature Range: -40°C to 125°C
- Package Type: SOT-23
Detailed Pin Configuration
The MIC5239-5.0BM-TR has three pins: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)
Functional Features
- Low dropout voltage ensures efficient regulation even when input voltage is close to the output voltage.
- Low ground current minimizes power consumption and heat dissipation.
- Thermal shutdown protection prevents damage due to excessive temperature.
- Current limit protection safeguards the regulator and the connected circuitry from overcurrent conditions.
Advantages and Disadvantages
Advantages
- Stable and precise output voltage regulation
- Compact SOT-23 package for space-constrained applications
- Low dropout voltage for efficient operation
Disadvantages
- Limited maximum output current compared to some other voltage regulators
- Sensitive to external noise and fluctuations in input voltage
Working Principles
The MIC5239-5.0BM-TR operates by comparing the reference voltage with the feedback voltage to adjust the pass element's resistance, thereby regulating the output voltage.
Detailed Application Field Plans
The MIC5239-5.0BM-TR is suitable for various applications, including: - Battery-powered devices - Portable electronics - Embedded systems - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models to the MIC5239-5.0BM-TR include: - LM2937-5.0 - LT1761-5.0 - MAX8885EUK25
In conclusion, the MIC5239-5.0BM-TR is a reliable voltage regulator with low dropout voltage and thermal protection, making it suitable for a wide range of electronic applications.
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技術ソリューションにおける MIC5239-5.0BM-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。
What is the input voltage range for MIC5239-5.0BM-TR?
- The input voltage range for MIC5239-5.0BM-TR is typically 2.3V to 10V.
What is the output voltage of MIC5239-5.0BM-TR?
- The output voltage of MIC5239-5.0BM-TR is fixed at 5.0V.
What is the maximum output current of MIC5239-5.0BM-TR?
- The maximum output current of MIC5239-5.0BM-TR is 500mA.
What are the typical applications for MIC5239-5.0BM-TR?
- Typical applications include powering microcontrollers, sensors, and other low-power devices in various electronic systems.
Is MIC5239-5.0BM-TR suitable for battery-powered applications?
- Yes, MIC5239-5.0BM-TR is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Does MIC5239-5.0BM-TR require external components for operation?
- Yes, MIC5239-5.0BM-TR requires a few external components such as input and output capacitors for stable operation.
What is the thermal performance of MIC5239-5.0BM-TR?
- MIC5239-5.0BM-TR features thermal shutdown and current limit protection to ensure reliable operation under varying load conditions.
Can MIC5239-5.0BM-TR be used in automotive applications?
- Yes, MIC5239-5.0BM-TR can be used in automotive applications where a regulated 5V power supply is required.
What are the key features of MIC5239-5.0BM-TR?
- Key features include high PSRR, low dropout voltage, and low ground current, making it suitable for noise-sensitive applications.
Is there a recommended PCB layout for MIC5239-5.0BM-TR?
- Yes, the datasheet provides a recommended PCB layout to optimize performance and minimize noise in the application circuit.