LD1086V33

Product Overview

• Category: Voltage Regulator
• Use: LD1086V33 is a low-dropout voltage regulator designed to provide a fixed output voltage of 3.3V with a maximum current of 1.5A.
• Characteristics: It offers low dropout voltage, high accuracy, and excellent line and load regulation. The device is available in a TO-220 package, making it suitable for various applications.
• Package: TO-220
• Essence: LD1086V33 is an essential component in electronic circuits that require a stable and regulated power supply.
• Packaging/Quantity: The LD1086V33 is typically sold in reels or tubes containing a specific quantity per package.

Specifications

• Output Voltage: 3.3V
• Maximum Output Current: 1.5A
• Dropout Voltage: 1.2V (typical)
• Line Regulation: 0.04% (typical)
• Load Regulation: 0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD1086V33 has three pins:

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

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High accuracy and excellent line/load regulation provide a stable output voltage under varying conditions.
• Overcurrent and thermal protection features safeguard the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows for efficient power conversion. - High accuracy and regulation ensure a stable output voltage. - Overcurrent and thermal protection enhance reliability.

Disadvantages: - Limited maximum output current of 1.5A may not be suitable for high-power applications. - The TO-220 package may require additional heat sinking for certain operating conditions.

Working Principles

The LD1086V33 operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output pins. This allows it to maintain a constant output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The LD1086V33 is commonly used in various electronic devices and systems, including but not limited to:

1. Microcontrollers and microprocessors
2. Digital and analog circuits
3. Battery-powered devices
4. Communication equipment
5. Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-3.3: Similar to LD1086V33, this voltage regulator provides a fixed output voltage of 3.3V with a maximum current of 800mA.
2. LT1086CT-3.3: This model offers a higher maximum output current of 3A while maintaining a fixed output voltage of 3.3V.

These alternative models can be considered based on specific application requirements and desired performance characteristics.

In conclusion, the LD1086V33 is a voltage regulator that provides a stable output voltage of 3.3V with low dropout voltage and high accuracy. Its compact TO-220 package and various protective features make it suitable for a wide range of electronic applications.