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MIC5239-1.5YS
Product Overview
Category
MIC5239-1.5YS belongs to the category of voltage regulators.
Use
It is commonly used to regulate and stabilize voltage levels in electronic circuits.
Characteristics
- Input Voltage Range: 2.3V to 16V
- Output Voltage: 1.5V
- Maximum Output Current: 150mA
- Low Dropout Voltage: 120mV at 100mA
- Low Quiescent Current: 75µA
- Thermal Shutdown Protection
- Short Circuit Current Limiting
- Small Package Size: SOT-23-5
Packaging/Quantity
MIC5239-1.5YS is available in a small SOT-23-5 package. It is typically sold in reels containing 3000 units.
Specifications
- Input Voltage Range: 2.3V to 16V
- Output Voltage: 1.5V ±2%
- Output Current: Up to 150mA
- Dropout Voltage: 120mV at 100mA
- Quiescent Current: 75µA
- Line Regulation: 0.05%/V
- Load Regulation: 0.1%/mA
- Ripple Rejection: 70dB
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
MIC5239-1.5YS has a total of five pins:
- VIN (Pin 1): Input voltage pin.
- GND (Pin 2): Ground reference pin.
- EN (Pin 3): Enable pin for turning the regulator on/off.
- BYP (Pin 4): Bypass capacitor connection pin.
- VOUT (Pin 5): Regulated output voltage pin.
Functional Features
- Low dropout voltage ensures efficient regulation even with low input-output voltage differentials.
- Thermal shutdown protection prevents the device from overheating.
- Short circuit current limiting protects the regulator and the connected circuitry from excessive current.
Advantages
- Wide input voltage range allows for versatile applications.
- Low quiescent current minimizes power consumption in standby mode.
- Small package size enables space-saving designs.
- Excellent line and load regulation ensure stable output voltage under varying conditions.
- High ripple rejection improves performance in noisy environments.
Disadvantages
- Limited maximum output current may restrict its use in high-power applications.
- Output voltage is fixed at 1.5V, limiting flexibility in certain scenarios.
Working Principles
MIC5239-1.5YS utilizes a voltage reference, error amplifier, and pass transistor to regulate the output voltage. The error amplifier compares the feedback voltage with the reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
MIC5239-1.5YS finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Wearable devices - IoT modules - Embedded systems
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to MIC5239-1.5YS are: - LM1117-1.5 - LT1763-1.5 - MCP1701-1.5
These models offer similar specifications and functionality, providing options for different design requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MIC5239-1.5YS en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of MIC5239-1.5YS in technical solutions:
Q1: What is MIC5239-1.5YS? A1: MIC5239-1.5YS is a specific model of voltage regulator IC (integrated circuit) manufactured by Microchip Technology. It is designed to provide a regulated output voltage of 1.5V.
Q2: What are the key features of MIC5239-1.5YS? A2: The key features of MIC5239-1.5YS include low dropout voltage, low quiescent current, thermal shutdown protection, and short-circuit current limiting.
Q3: What is the typical input voltage range for MIC5239-1.5YS? A3: The typical input voltage range for MIC5239-1.5YS is between 2.5V and 20V.
Q4: What is the maximum output current that MIC5239-1.5YS can handle? A4: MIC5239-1.5YS can handle a maximum output current of 150mA.
Q5: How does MIC5239-1.5YS achieve low dropout voltage? A5: MIC5239-1.5YS achieves low dropout voltage by utilizing a PNP pass transistor architecture.
Q6: Can MIC5239-1.5YS be used in battery-powered applications? A6: Yes, MIC5239-1.5YS can be used in battery-powered applications due to its low quiescent current and low dropout voltage characteristics.
Q7: Does MIC5239-1.5YS have built-in protection features? A7: Yes, MIC5239-1.5YS has built-in thermal shutdown protection and short-circuit current limiting to protect the IC and the connected circuitry.
Q8: What is the typical operating temperature range for MIC5239-1.5YS? A8: The typical operating temperature range for MIC5239-1.5YS is -40°C to +125°C.
Q9: Can MIC5239-1.5YS be used in automotive applications? A9: Yes, MIC5239-1.5YS can be used in automotive applications as it meets the AEC-Q100 automotive qualification standards.
Q10: Are there any recommended external components to use with MIC5239-1.5YS? A10: Yes, it is recommended to use input and output capacitors for stability and noise filtering purposes. The specific values and types of capacitors can be found in the datasheet provided by Microchip Technology.
Please note that these answers are general and may vary depending on the specific requirements and application scenarios. It is always advisable to refer to the official datasheet and consult with technical experts for accurate information.