LT1521CS8-3.3#TRPBF

Product Overview

Category

The LT1521CS8-3.3#TRPBF belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: The LT1521CS8-3.3#TRPBF provides a regulated output voltage of 3.3V.
• Low dropout voltage: It operates with a low dropout voltage, ensuring efficient power conversion.
• High accuracy: This voltage regulator offers high precision and accuracy in maintaining the desired output voltage.
• Low quiescent current: It has a low quiescent current, making it suitable for battery-powered applications.
• Thermal shutdown protection: The LT1521CS8-3.3#TRPBF incorporates thermal shutdown protection to prevent overheating.

Package

This product comes in an industry-standard SOT-223 package, which facilitates easy integration into various circuit designs.

Essence

The LT1521CS8-3.3#TRPBF is an essential component in electronic systems that require stable and regulated voltage levels.

Packaging/Quantity

The LT1521CS8-3.3#TRPBF is typically available in reels or tubes, containing a specific quantity of units per package. Please refer to the manufacturer's specifications for detailed packaging information.

Specifications

• Output Voltage: 3.3V
• Dropout Voltage: 0.4V (typical)
• Quiescent Current: 75µA (typical)
• Maximum Input Voltage: 20V
• Operating Temperature Range: -40°C to 125°C
• Package Type: SOT-223

Detailed Pin Configuration

The LT1521CS8-3.3#TRPBF features the following pin configuration:

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

Functional Features

• Voltage Regulation: The LT1521CS8-3.3#TRPBF ensures a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It operates with a low dropout voltage, minimizing power dissipation and maximizing efficiency.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Current Limiting: The LT1521CS8-3.3#TRPBF includes current limiting functionality to protect the circuit from overcurrent conditions.

Advantages and Disadvantages

Advantages

• High accuracy and precision in voltage regulation.
• Low quiescent current for energy-efficient operation.
• Compact package size for easy integration into various circuit designs.
• Thermal shutdown protection prevents overheating and potential damage.

Disadvantages

• Limited output voltage options (specifically designed for 3.3V output).
• May require additional external components for specific applications.

Working Principles

The LT1521CS8-3.3#TRPBF operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable 3.3V output. By continuously monitoring the output voltage, the regulator compensates for any variations in the input voltage, ensuring a consistent and regulated output.

Detailed Application Field Plans

The LT1521CS8-3.3#TRPBF finds applications in various electronic systems that require a stable 3.3V power supply. Some common application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Battery-powered devices
4. Communication equipment
5. Industrial automation systems

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and functionality.
2. LT1763-3.3: Offers a lower dropout voltage and higher output current capability.
3. MCP1703-3.3: Provides a cost-effective solution for low-power applications.

Please note that the above alternatives are suggestions, and it is recommended to refer to the manufacturer's datasheets for detailed specifications and suitability for specific applications.

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