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STEF05LPUR
Basic Information Overview
- Category: Electronic Component
- Use: Voltage Regulator
- Characteristics: Low Dropout, Ultra-Low Quiescent Current
- Package: TO-252 (DPAK)
- Essence: Linear Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.5V to 5.5V
- Output Voltage Range: 1.2V to 3.6V
- Dropout Voltage: 200mV at 100mA
- Quiescent Current: 1µA (typical)
- Load Regulation: ±0.5% (typical)
- Line Regulation: ±0.2% (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The STEF05LPUR has three pins: 1. VIN (Pin 1): Input voltage pin. 2. VOUT (Pin 2): Output voltage pin. 3. GND (Pin 3): Ground pin.
Functional Features
- Low dropout voltage allows for efficient regulation even with small input-output voltage differentials.
- Ultra-low quiescent current ensures minimal power consumption during standby or low-load conditions.
- Excellent load and line regulation provide stable output voltage across varying input and load conditions.
- Thermal shutdown and current limit protection features safeguard the device from excessive heat and current.
Advantages and Disadvantages
Advantages: - Low dropout voltage enables efficient power conversion. - Ultra-low quiescent current prolongs battery life in portable applications. - Compact TO-252 package facilitates easy integration into various circuit designs. - Wide operating temperature range allows for reliable performance in harsh environments.
Disadvantages: - Limited output voltage range may not suit all applications. - Higher cost compared to non-linear voltage regulators.
Working Principles
The STEF05LPUR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
The STEF05LPUR is commonly used in various electronic devices, including: - Battery-powered portable devices - IoT (Internet of Things) applications - Wearable devices - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- STMicroelectronics LDO01C-3.3V: Similar low dropout voltage regulator with a fixed 3.3V output.
- Texas Instruments TPS7A4700: Ultra-low quiescent current voltage regulator with adjustable output voltage.
- Analog Devices ADP3339: Low dropout voltage regulator with high accuracy and adjustable output voltage.
These alternative models offer similar functionality and can be considered based on specific application requirements.
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10個與STEF05LPUR在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of STEF05LPUR in technical solutions:
Q: What is STEF05LPUR? A: STEF05LPUR is a type of polyurethane resin commonly used in technical solutions for its excellent mechanical properties and chemical resistance.
Q: What are the main applications of STEF05LPUR? A: STEF05LPUR is often used in applications such as coatings, adhesives, sealants, and elastomers due to its versatility and durability.
Q: What are the advantages of using STEF05LPUR in technical solutions? A: Some advantages include high abrasion resistance, good flexibility, excellent adhesion, resistance to chemicals and UV radiation, and low shrinkage.
Q: Can STEF05LPUR be used in outdoor applications? A: Yes, STEF05LPUR is suitable for outdoor applications as it has good weathering resistance and can withstand exposure to sunlight and harsh environmental conditions.
Q: Is STEF05LPUR compatible with other materials? A: Yes, STEF05LPUR is compatible with various substrates like metals, plastics, wood, and concrete, making it suitable for bonding or coating different surfaces.
Q: How is STEF05LPUR applied in coatings? A: STEF05LPUR can be applied as a protective coating on surfaces to provide corrosion resistance, impact protection, and enhance the overall durability of the substrate.
Q: Can STEF05LPUR be used for sealing applications? A: Absolutely, STEF05LPUR is commonly used as a sealant due to its excellent adhesion properties, which help create a watertight and airtight seal.
Q: Is STEF05LPUR resistant to chemicals? A: Yes, STEF05LPUR exhibits good chemical resistance, making it suitable for applications where exposure to various chemicals or solvents is expected.
Q: Does STEF05LPUR require any special equipment for application? A: Depending on the specific application, STEF05LPUR can be applied using standard equipment like brushes, rollers, or spray guns, making it easy to work with.
Q: What is the typical curing time for STEF05LPUR? A: The curing time of STEF05LPUR can vary depending on factors such as temperature and humidity, but generally, it cures within a few hours to a few days.
Please note that these answers are general and may vary based on the specific formulation and manufacturer's recommendations for STEF05LPUR.