L4931CD27-TR

Product Overview

Category

L4931CD27-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Low dropout voltage
• High output current capability
• Excellent line and load regulation
• Thermal shutdown protection
• Short-circuit current limiting

Package

L4931CD27-TR comes in a TO-252 package.

Essence

The essence of L4931CD27-TR lies in its ability to provide a stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

It is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.75V to 20V
• Output Voltage: 2.7V
• Output Current: Up to 250mA
• Dropout Voltage: 0.6V (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

L4931CD27-TR has three pins:

1. Vin (Input): Connects to the input voltage source.
2. Vout (Output): Provides the regulated output voltage.
3. GND (Ground): Serves as the reference point for the regulator.

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows it to power a wide range of electronic components.
• Excellent line and load regulation maintain a stable output voltage under varying conditions.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limiting protects the regulator and connected devices from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Wide input voltage range
• High output current capability
• Thermal protection
• Short-circuit protection

Disadvantages

• Limited output voltage options
• Relatively low output current compared to some other regulators

Working Principles

L4931CD27-TR 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 terminals. This allows it to maintain a constant output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

L4931CD27-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to L4931CD27-TR include: - LM317T - LT1086 - LM1117-2.7 - NCP1117ST27T3G

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, L4931CD27-TR is a voltage regulator with excellent characteristics such as low dropout voltage, high output current capability, and thermal shutdown protection. It finds applications in various electronic devices and has alternative models available for different needs.