LM8342SDX

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limit

Package: SDX Package

Essence: The LM8342SDX is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and control the voltage levels.

Packaging/Quantity: The LM8342SDX is available in a standard SDX package. The quantity per package may vary depending on the manufacturer.

Specifications

The LM8342SDX has the following specifications:

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 100mA
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM8342SDX has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows the LM8342SDX to power a wide range of electronic components.
• Adjustable output voltage enables flexibility in different applications.
• Thermal shutdown protection prevents the IC from overheating, ensuring its longevity.
• Short-circuit current limit protects the IC and connected components from excessive current flow during a short circuit event.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation. - High output current capability allows for versatile applications. - Adjustable output voltage provides flexibility. - Thermal shutdown protection enhances reliability. - Short-circuit current limit protects components.

Disadvantages: - Limited input voltage range (2.5V to 6V). - Quiescent current may be relatively high compared to other voltage regulators.

Working Principles

The LM8342SDX operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The feedback mechanism continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LM8342SDX can be used in various applications, including but not limited to: 1. Battery-powered devices 2. Portable electronic devices 3. Automotive electronics 4. Industrial control systems 5. Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the LM8342SDX include: 1. LM1117-ADJ 2. LT1763-3.3 3. TPS79633

These models offer similar functionality and characteristics, providing alternatives for different design requirements.

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