LM10503SQ/NOPB

Product Overview

Category

The LM10503SQ/NOPB belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.23V to 37V
• Maximum Output Current: 3A
• Low Dropout Voltage: 0.6V at 3A
• Adjustable Output Voltage
• Thermal Shutdown Protection

Package

The LM10503SQ/NOPB comes in a small outline package (SOIC) for easy integration into circuit designs.

Packaging/Quantity

It is typically available in reels with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.23V to 37V
• Maximum Output Current: 3A
• Dropout Voltage: 0.6V at 3A
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOIC

Detailed Pin Configuration

The LM10503SQ/NOPB has a standard pin configuration with input, output, and ground pins, as well as additional pins for adjustment and thermal regulation.

Functional Features

• Voltage Regulation: Provides stable output voltage despite variations in input voltage or load conditions.
• Adjustable Output: Allows for flexibility in setting the desired output voltage.
• Thermal Shutdown Protection: Safeguards the regulator from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• Wide input voltage range
• High maximum output current
• Adjustable output voltage
• Thermal shutdown protection

Disadvantages

• Higher dropout voltage compared to some alternative models
• Limited to a specific package type

Working Principles

The LM10503SQ/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 this regulation.

Detailed Application Field Plans

The LM10503SQ/NOPB is suitable for various applications including: - Power supplies for industrial equipment - Automotive electronics - Battery charging systems - LED lighting systems - Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models to the LM10503SQ/NOPB include: - LM317: A popular adjustable linear voltage regulator with a lower dropout voltage - LM2940: A low dropout regulator with fixed output voltage options - LM1086: Adjustable voltage regulator with similar input and output ranges

In conclusion, the LM10503SQ/NOPB is a versatile voltage regulator with a wide input voltage range, high output current capability, and adjustable output voltage, making it suitable for various electronic applications.

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