LD1086D2T18TR

Product Overview

Category

LD1086D2T18TR belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• LD1086D2T18TR is a low-dropout (LDO) voltage regulator.
• It has a fixed output voltage of 1.8V.
• The device operates with a maximum input voltage of 20V.
• LD1086D2T18TR has a low quiescent current, making it suitable for battery-powered applications.
• It provides excellent line and load regulation.

Package

The LD1086D2T18TR comes in a TO-252 package, also known as DPAK (Plastic Packaged Power Transistor).

Essence

The essence of LD1086D2T18TR is to provide a stable and regulated output voltage of 1.8V.

Packaging/Quantity

LD1086D2T18TR is typically packaged in reels or tubes, containing a specific quantity per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Output Voltage: 1.8V
• Input Voltage Range: Up to 20V
• Dropout Voltage: 0.7V (typical)
• Quiescent Current: 5mA (typical)
• Line Regulation: 0.04% (typical)
• Load Regulation: 0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LD1086D2T18TR has three pins:

1. Vin (Input): This pin is connected to the input voltage source.
2. Vout (Output): This pin provides the regulated output voltage of 1.8V.
3. GND (Ground): This pin is connected to the ground reference.

Functional Features

• LD1086D2T18TR offers a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the output voltage.
• It provides excellent line and load regulation, maintaining a stable output voltage under varying conditions.
• The device has built-in thermal shutdown and current limit protection features, enhancing its reliability and preventing damage due to excessive heat or current.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• Excellent line and load regulation for a stable output voltage.
• Built-in thermal shutdown and current limit protection enhance reliability.

Disadvantages

• Fixed output voltage may limit flexibility in certain applications.
• Limited input voltage range of up to 20V.

Working Principles

LD1086D2T18TR 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 device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a constant output voltage of 1.8V.

Detailed Application Field Plans

LD1086D2T18TR finds applications in various electronic circuits where a stable output voltage of 1.8V is required. Some common application fields include:

1. Battery-powered devices: It can be used in portable electronics, such as smartphones, tablets, and wearable devices.
2. Embedded systems: LD1086D2T18TR can be employed in microcontroller-based systems, IoT devices, and industrial automation equipment.
3. Communication systems: It can be utilized in wireless communication modules, routers, and networking devices.
4. Automotive electronics: LD1086D2T18TR can be integrated into automotive control units, infotainment systems, and lighting systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LD1086D2T18TR include:

1. LM1117-1.8: A popular LDO voltage regulator with a fixed output voltage of 1.8V.
2. LT1763-1.8: Another LDO regulator providing a fixed output voltage of 1.8V, known for its low dropout voltage.
3. MCP1700-1802E/TO: An LDO voltage regulator with a fixed output voltage of 1.8V, suitable for low-power applications.

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

Word count: 529 words