LT1587CM-3.45#TRPBF

Product Overview

Category

The LT1587CM-3.45#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 LT1587CM-3.45#TRPBF provides a fixed output voltage of 3.45V.
• High accuracy: It offers precise voltage regulation with low output voltage tolerance.
• Low dropout voltage: The regulator can operate with a very small voltage difference between the input and output.
• Current limiting: It includes built-in current limiting protection to prevent damage to the circuit.
• Thermal shutdown: The LT1587CM-3.45#TRPBF has a thermal shutdown feature that protects it from overheating.

Package

This product comes in a compact TO-263 package, which ensures efficient heat dissipation and easy integration into various circuit designs.

Essence

The LT1587CM-3.45#TRPBF is an essential component for maintaining stable voltage levels in electronic devices, preventing damage caused by voltage fluctuations.

Packaging/Quantity

The LT1587CM-3.45#TRPBF is typically packaged in reels or tubes, containing a specific quantity per package. Please refer to the manufacturer's specifications for detailed packaging information.

Specifications

• Output voltage: 3.45V
• Input voltage range: 4.5V to 7V
• Dropout voltage: 1.2V (maximum)
• Output current: Up to 3A
• Line regulation: ±0.02% (typical)
• Load regulation: ±0.04% (typical)
• Operating temperature range: -40°C to 125°C

Detailed Pin Configuration

The LT1587CM-3.45#TRPBF has three pins:

1. Input (IN): This pin is connected to the input voltage source.
2. Ground (GND): This pin is connected to the ground reference.
3. Output (OUT): This pin provides the regulated output voltage.

Functional Features

• Voltage regulation: The LT1587CM-3.45#TRPBF maintains a constant output voltage of 3.45V, regardless of changes in the input voltage or load conditions.
• Current limiting: It includes built-in current limiting protection, preventing excessive current flow and protecting the circuit.
• Thermal shutdown: The regulator shuts down if the temperature exceeds a safe operating limit, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• Precise voltage regulation ensures stable operation of electronic devices.
• Low dropout voltage allows efficient use of available power.
• Built-in current limiting protects the circuit from damage.
• Thermal shutdown feature prevents overheating.

Disadvantages

• Limited output voltage options, suitable only for applications requiring a fixed 3.45V output.
• May require additional heat sinking for high-power applications.

Working Principles

The LT1587CM-3.45#TRPBF operates based on the principle of a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.45V. The regulator continuously monitors the input voltage, load conditions, and temperature to ensure stable and reliable voltage regulation.

Detailed Application Field Plans

The LT1587CM-3.45#TRPBF finds applications in various electronic systems that require a stable 3.45V power supply. Some common application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and portable audio players benefit from the LT1587CM-3.45#TRPBF's voltage regulation capabilities to ensure consistent performance.
2. Industrial control systems: The regulator is suitable for powering microcontrollers, sensors, and other components in industrial automation and control systems.
3. Automotive electronics: It can be used in automotive applications such as infotainment systems, dashboard displays, and lighting control modules.

Detailed and Complete Alternative Models

1. LM317T: This adjustable voltage regulator offers a wide range of output voltage options and is widely used in various applications.
2. LT1084CP-3.3: A fixed 3.3V voltage regulator with similar characteristics to the LT1587CM-3.45#TRPBF.
3. LM1117-3.3: Another fixed 3.3V regulator known for its low dropout voltage and high accuracy.

These alternative models provide different output voltage options and may have slightly different specifications. The choice depends on specific application requirements.

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