LD1086D2M33

Product Overview

Category

LD1086D2M33 belongs to the category of voltage regulators.

Use

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

Characteristics

• LD1086D2M33 is a low-dropout (LDO) voltage regulator.
• It provides a fixed output voltage of 3.3V.
• The device operates with a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• LD1086D2M33 has a high current capability, making it suitable for applications requiring higher power consumption.
• It offers excellent line and load regulation, ensuring stable voltage output under varying conditions.

Package

The LD1086D2M33 comes in a compact TO-263 package, also known as D2PAK or DDPAK.

Essence

The essence of LD1086D2M33 lies in its ability to provide a regulated output voltage of 3.3V with low dropout and high current capability.

Packaging/Quantity

LD1086D2M33 is typically available in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V to 20V
• Output Voltage: 3.3V
• Dropout Voltage: 1.15V (typical)
• Maximum Output Current: 1.5A
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD1086D2M33 has three pins:

1. Input (IN): This pin is connected to the input voltage source.
2. Output (OUT): The regulated output voltage of 3.3V is obtained from this pin.
3. Ground (GND): This pin is connected to the ground reference.

Functional Features

• Low Dropout Voltage: LD1086D2M33 operates with a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High Current Capability: It can handle a maximum output current of 1.5A, making it suitable for applications requiring higher power consumption.
• Excellent Regulation: LD1086D2M33 offers excellent line and load regulation, ensuring stable voltage output under varying conditions.
• Thermal Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation with low dropout voltage.
• High current capability.
• Excellent line and load regulation.
• Thermal protection feature ensures device safety.

Disadvantages

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

Working Principles

LD1086D2M33 utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. When the input voltage exceeds the desired output voltage, the regulator reduces the excess voltage to maintain a stable 3.3V output. Conversely, if the input voltage drops below the desired level, the regulator compensates to ensure a consistent output.

Detailed Application Field Plans

LD1086D2M33 finds applications in various electronic systems that require a stable 3.3V power supply. Some common application fields include:

1. Microcontroller Systems: LD1086D2M33 can provide a reliable power source for microcontrollers, ensuring their proper functioning.
2. Communication Devices: It can be used in communication devices such as routers, modems, and wireless transceivers to regulate the voltage for different components.
3. Industrial Control Systems: LD1086D2M33 is suitable for industrial control systems that require a stable power supply for sensors, actuators, and other electronic components.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and functionality.
2. LT1086CT-3.3: Another alternative offering comparable performance and features.
3. TPS7A3301: An alternative model from Texas Instruments with a 3.3V fixed output voltage.

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

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