LM3411AM5-5.0/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection

Package: SOT-23-5

Essence: The LM3411AM5-5.0/NOPB is a voltage regulator IC that provides a stable output voltage from a wide range of input voltages.

Packaging/Quantity: The LM3411AM5-5.0/NOPB is available in a SOT-23-5 package and is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.7V to 20V
• Output Voltage: 5.0V
• Dropout Voltage: 200mV at 100mA
• Output Current: Up to 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM3411AM5-5.0/NOPB has the following pin configuration:

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| | --|1 |-- VIN --|2 |-- GND --|3 |-- VOUT --|4 |-- NC --|5 |-- EN |____| ```

Functional Features

• Low Dropout Voltage: The LM3411AM5-5.0/NOPB exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 500mA, this voltage regulator can power a wide range of electronic devices.
• Wide Input Voltage Range: The LM3411AM5-5.0/NOPB can accept input voltages ranging from 2.7V to 20V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage of the LM3411AM5-5.0/NOPB can be adjusted using external resistors, providing flexibility in different circuit designs.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation - High output current capability for powering various devices - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility in circuit design - Thermal shutdown protection prevents damage from overheating

Disadvantages: - Limited to a fixed output voltage of 5.0V - SOT-23-5 package may require careful handling during soldering

Working Principles

The LM3411AM5-5.0/NOPB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from a voltage divider connected to the output. The pass transistor adjusts its resistance to maintain a stable output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The LM3411AM5-5.0/NOPB finds applications in various fields, including:

1. Battery-Powered Devices: It can be used to regulate the voltage in portable electronic devices such as smartphones, tablets, and portable audio players.
2. Automotive Electronics: The IC can provide stable voltage regulation in automotive applications, including infotainment systems, lighting controls, and sensors.
3. Industrial Control Systems: It is suitable for use in industrial control systems, where precise voltage regulation is required for sensors, actuators, and control circuits.
4. Power Management Modules: The LM3411AM5-5.0/NOPB can be integrated into power management modules to regulate voltage in various electronic systems.

Detailed and Complete Alternative Models

1. LM317: A popular alternative with adjustable output voltage and higher output current capability.
2. LM1117: Another widely used alternative with fixed output voltage options and low dropout voltage.
3. LT1086: An alternative with adjustable output voltage, low dropout voltage, and high output current capability.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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