LT1581CT7-2.5#06PBF

Product Overview

Category

The LT1581CT7-2.5#06PBF 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 LT1581CT7-2.5#06PBF provides a fixed output voltage of 2.5V.
• High efficiency: This voltage regulator offers high efficiency, minimizing power dissipation.
• Low dropout voltage: The device has a low dropout voltage, ensuring stable performance even with small input-output voltage differentials.
• Thermal shutdown protection: It includes thermal shutdown protection to prevent damage due to excessive heat.
• Current limiting: The LT1581CT7-2.5#06PBF incorporates current limiting features to protect against overcurrent conditions.

Package

The LT1581CT7-2.5#06PBF comes in a compact TO-220 package, which allows for easy integration into various circuit designs.

Essence

The essence of the LT1581CT7-2.5#06PBF lies in its ability to provide a regulated output voltage of 2.5V, making it suitable for applications requiring a stable power supply.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity per package. Please refer to the manufacturer's datasheet for detailed packaging and quantity information.

Specifications

• Input Voltage Range: 4.5V to 7V
• Output Voltage: 2.5V
• Dropout Voltage: 0.3V (maximum)
• Output Current: Up to 7A
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to 125°C
• Package Type: TO-220

Detailed Pin Configuration

The LT1581CT7-2.5#06PBF has three pins:

1. Input (VIN): This pin is used to connect the input voltage source.
2. Ground (GND): This pin is connected to the ground reference of the circuit.
3. Output (VOUT): The regulated output voltage of 2.5V is obtained from this pin.

Functional Features

• Voltage Regulation: The LT1581CT7-2.5#06PBF maintains a stable output voltage of 2.5V, regardless of variations in the input voltage or load conditions.
• Current Limiting: It incorporates current limiting functionality to protect the device and the connected circuitry from excessive current.
• Thermal Shutdown Protection: The regulator includes thermal shutdown protection, which disables the device if the temperature exceeds safe limits, preventing damage.

Advantages and Disadvantages

Advantages

• High efficiency design minimizes power dissipation.
• Low dropout voltage ensures stable performance even with small input-output voltage differentials.
• Current limiting protects against overcurrent conditions.
• Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

• Limited output voltage options (fixed at 2.5V).
• May require additional components for specific applications.

Working Principles

The LT1581CT7-2.5#06PBF operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 2.5V. By continuously monitoring the output voltage, the regulator compensates for any changes in the input voltage or load conditions, ensuring a stable power supply.

Detailed Application Field Plans

The LT1581CT7-2.5#06PBF finds applications in various electronic systems that require a regulated 2.5V power supply. Some common application fields include:

1. Battery-Powered Devices: Portable electronic devices, such as smartphones and tablets, often require a stable 2.5V power source for efficient operation.
2. Embedded Systems: Microcontrollers, sensors, and other components in embedded systems often rely on regulated voltage supplies to ensure reliable performance.
3. Communication Equipment: The LT1581CT7-2.5#06PBF can be used in communication equipment, such as routers or modems, to provide a stable power source for critical components.
4. Automotive Electronics: In automotive applications, this voltage regulator can be utilized to power various electronic modules, ensuring consistent performance.

Detailed and Complete Alternative Models

1. LM317T: This adjustable voltage regulator offers a wide range of output voltage options and is commonly used in various applications.
2. LT1763-2.5: Another fixed 2.5V voltage regulator with low dropout voltage and high accuracy, suitable for precision applications.
3. LM1117-2.5: A popular fixed 2.5