LM3502SQ-35/NOPB
Product Overview
Category
The LM3502SQ-35/NOPB belongs to the category of voltage regulators.
Use
It is used to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of variations in input voltage or load conditions.
Characteristics
- Input Voltage Range: 4.5V to 42V
- Output Voltage Range: 1.235V to 37V
- Maximum Output Current: 3A
- Low Dropout Voltage: 0.5V at 3A
- Thermal Shutdown Protection
- Adjustable Output Voltage
Package
The LM3502SQ-35/NOPB comes in a small outline package (SOP) with exposed pad for enhanced thermal performance.
Packaging/Quantity
It is typically available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 42V
- Output Voltage Range: 1.235V to 37V
- Dropout Voltage: 0.5V at 3A
- Line Regulation: 0.01% typical
- Load Regulation: 0.1% typical
- Quiescent Current: 10mA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LM3502SQ-35/NOPB has the following pin configuration: 1. VIN: Input voltage 2. GND: Ground 3. ADJ: Adjustable output 4. VOUT: Regulated output
Functional Features
- Voltage Regulation: Provides stable output voltage despite input and load variations.
- Thermal Shutdown Protection: Prevents damage due to excessive heat.
- Adjustable Output Voltage: Allows flexibility in setting the desired output voltage.
Advantages and Disadvantages
Advantages
- Wide input voltage range
- Low dropout voltage
- Thermal shutdown protection
- Adjustable output voltage
Disadvantages
- Higher quiescent current compared to some alternatives
- Limited maximum output current compared to higher power applications
Working Principles
The LM3502SQ-35/NOPB operates by comparing the output voltage to a reference voltage and adjusting the pass device to maintain a constant output voltage. It utilizes feedback control to achieve regulation.
Detailed Application Field Plans
The LM3502SQ-35/NOPB is suitable for various applications including: - Battery-powered devices - Automotive electronics - Industrial control systems - Portable instruments - LED lighting systems
Detailed and Complete Alternative Models
Some alternative models to the LM3502SQ-35/NOPB include: - LM317: A popular adjustable linear voltage regulator with similar characteristics - LT1086: Low dropout positive adjustable regulator with higher maximum output current
In conclusion, the LM3502SQ-35/NOPB is a versatile voltage regulator with a wide input voltage range, making it suitable for diverse applications where stable voltage regulation is essential.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM3502SQ-35/NOPB i tekniska lösningar
What is the input voltage range of LM3502SQ-35/NOPB?
- The input voltage range of LM3502SQ-35/NOPB is 4.5V to 75V.What is the maximum output current of LM3502SQ-35/NOPB?
- The maximum output current of LM3502SQ-35/NOPB is 3.5A.Can LM3502SQ-35/NOPB be used for automotive applications?
- Yes, LM3502SQ-35/NOPB is suitable for automotive applications.What is the typical dropout voltage of LM3502SQ-35/NOPB?
- The typical dropout voltage of LM3502SQ-35/NOPB is 0.5V at 3.5A.Is thermal shutdown protection available in LM3502SQ-35/NOPB?
- Yes, LM3502SQ-35/NOPB features thermal shutdown protection.Can LM3502SQ-35/NOPB be used in industrial lighting applications?
- Yes, LM3502SQ-35/NOPB is suitable for industrial lighting applications.What is the operating temperature range of LM3502SQ-35/NOPB?
- The operating temperature range of LM3502SQ-35/NOPB is -40°C to 125°C.Does LM3502SQ-35/NOPB require an external compensation network?
- No, LM3502SQ-35/NOPB does not require an external compensation network.Is LM3502SQ-35/NOPB compatible with dimming control?
- Yes, LM3502SQ-35/NOPB is compatible with dimming control.What package type does LM3502SQ-35/NOPB come in?
- LM3502SQ-35/NOPB is available in a 16-pin WQFN package.