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MIC29503WU-TR
Product Overview
The MIC29503WU-TR belongs to the category of voltage regulators and is commonly used in electronic devices to provide a stable output voltage. This device is known for its high efficiency, low dropout voltage, and excellent line and load transient response. It comes in a small package, making it suitable for space-constrained applications. The MIC29503WU-TR is available in various packaging options and quantities to cater to different production needs.
Specifications
- Input Voltage Range: 2.5V to 26V
- Output Voltage Range: 1.25V to 22V
- Maximum Output Current: 1.5A
- Dropout Voltage: 450mV at 1A
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to 125°C
- Package Type: TO-263-5, TO-220-5
Detailed Pin Configuration
The MIC29503WU-TR features a 5-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. ADJ (Adjust)
Functional Features
- Low Dropout Voltage: Ensures efficient regulation even when the input voltage is only slightly higher than the output voltage.
- Short-Circuit Protection: Safeguards the device and the connected circuitry from damage in case of a short circuit.
- Thermal Shutdown: Prevents overheating by disabling the regulator when the temperature exceeds safe limits.
Advantages and Disadvantages
Advantages
- High Efficiency
- Wide Input Voltage Range
- Compact Package Size
Disadvantages
- Limited Maximum Output Current
- Higher Quiescent Current compared to some alternatives
Working Principles
The MIC29503WU-TR operates based on the principle of linear regulation. It compares the output voltage to a reference voltage and adjusts the pass transistor to maintain a constant output voltage despite variations in the input voltage and load conditions.
Detailed Application Field Plans
The MIC29503WU-TR is widely used in various applications such as: - Battery-Powered Devices - Portable Electronics - Automotive Electronics - Industrial Control Systems
Detailed and Complete Alternative Models
Some alternative models to the MIC29503WU-TR include: - LM2940 - LT1086 - LDO Regulators from Texas Instruments and Analog Devices
In conclusion, the MIC29503WU-TR is a versatile voltage regulator with a wide range of applications and notable features. Its compact size and efficient performance make it a popular choice for designers seeking reliable voltage regulation in their electronic products.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MIC29503WU-TR en soluciones técnicas
What is the input voltage range of MIC29503WU-TR?
- The input voltage range of MIC29503WU-TR is 2.0V to 26V.
What is the output voltage of MIC29503WU-TR?
- The output voltage of MIC29503WU-TR is adjustable from 1.24V to 23V.
What is the maximum output current of MIC29503WU-TR?
- The maximum output current of MIC29503WU-TR is 150mA.
What is the dropout voltage of MIC29503WU-TR?
- The dropout voltage of MIC29503WU-TR is typically 450mV at 150mA load.
What are the typical applications for MIC29503WU-TR?
- Typical applications include post-regulation for switching supplies, battery-powered systems, and local on-card regulation.
What is the operating temperature range of MIC29503WU-TR?
- The operating temperature range of MIC29503WU-TR is -40°C to 125°C.
Does MIC29503WU-TR have overcurrent protection?
- Yes, MIC29503WU-TR has built-in current limit and thermal shutdown protection.
Can MIC29503WU-TR be used in automotive applications?
- Yes, MIC29503WU-TR is suitable for automotive applications due to its wide input voltage range and robust design.
Is an external capacitor required for stability with MIC29503WU-TR?
- Yes, an external capacitor is required for stability and proper operation of MIC29503WU-TR.
What package type does MIC29503WU-TR come in?
- MIC29503WU-TR is available in a TO-263-5 (D2PAK) package.