LT1587CM-1.5#TRPBF

Product Overview

Category

The LT1587CM-1.5#TRPBF belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• The LT1587CM-1.5#TRPBF is a low dropout (LDO) linear regulator.
• It provides a fixed output voltage of 1.5V.
• The device can handle input voltages up to 15V.
• It has a low quiescent current, making it suitable for battery-powered applications.
• The LT1587CM-1.5#TRPBF offers excellent line and load regulation.
• It has thermal shutdown and current limit protection features.

Package

The LT1587CM-1.5#TRPBF comes in a small surface-mount package.

Essence

The essence of this product lies in its ability to regulate voltage with high precision and efficiency.

Packaging/Quantity

The LT1587CM-1.5#TRPBF is typically packaged in reels or tubes, and the quantity per package varies depending on the supplier.

Specifications

• Output Voltage: 1.5V
• Input Voltage Range: Up to 15V
• Dropout Voltage: Typically 0.6V at 3A load
• Quiescent Current: Typically 5mA
• Line Regulation: Typically 0.01%/V
• Load Regulation: Typically 0.04%/A
• Thermal Shutdown Temperature: 150°C
• Current Limit: 5A

Detailed Pin Configuration

The LT1587CM-1.5#TRPBF has three pins:

1. VIN (Pin 1): Input voltage pin.
2. VOUT (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output differentials.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Thermal shutdown protection prevents the device from overheating.
• Current limit protection safeguards against excessive current draw.

Advantages and Disadvantages

Advantages

• Precise and stable output voltage regulation.
• Low quiescent current for energy-efficient operation.
• Compact surface-mount package for space-constrained applications.
• Thermal and current protection features enhance reliability.

Disadvantages

• Fixed output voltage limits flexibility in certain applications.
• Limited input voltage range compared to some other regulators.

Working Principles

The LT1587CM-1.5#TRPBF operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It maintains a constant voltage drop between the input and output terminals, ensuring a stable output voltage regardless of load variations. The device adjusts the pass transistor's resistance to compensate for changes in input voltage and load current, thereby regulating the output voltage.

Detailed Application Field Plans

The LT1587CM-1.5#TRPBF finds applications in various fields, including:

1. Battery-powered devices: It is suitable for portable electronics, such as smartphones, tablets, and wearable devices, where efficient voltage regulation is crucial for maximizing battery life.
2. Industrial control systems: The precise voltage regulation provided by this device makes it ideal for use in industrial control systems, ensuring stable power supply to sensitive components.
3. Automotive electronics: The LT1587CM-1.5#TRPBF can be used in automotive applications, such as infotainment systems or engine control units, where reliable voltage regulation is essential.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1587CM-1.5#TRPBF include:

1. LM1117-1.5: A popular LDO regulator with a fixed 1.5V output voltage.
2. LT1763-1.5: Another LDO regulator providing a fixed 1.5V output voltage, with low dropout and high accuracy.
3. ADP3339-1.5: An LDO regulator offering a fixed 1.5V output voltage, designed for low noise applications.

These alternative models can be considered based on specific requirements and availability.

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