L4931CD33-TR

Product Overview

Category

L4931CD33-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 and short-circuit protection

Package

L4931CD33-TR is available in a TO-252 package.

Essence

The essence of L4931CD33-TR lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

It is typically packaged in reels, with each reel containing a specific quantity of L4931CD33-TR voltage regulators.

Specifications

• Input Voltage Range: 4.5V to 20V
• Output Voltage: 3.3V
• 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

L4931CD33-TR has three pins:

1. Vin (Input): This pin is connected to the input voltage source.
2. Vout (Output): The regulated output voltage is obtained from this pin.
3. GND (Ground): It is connected to the ground reference of the circuit.

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 ensure a stable output voltage under varying conditions.
• Thermal shutdown and short-circuit protection safeguard the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• Compact size and easy to integrate into various circuit designs.
• Wide input voltage range allows compatibility with different power sources.
• Low dropout voltage minimizes power dissipation and improves efficiency.
• Excellent line and load regulation provide a stable output voltage for sensitive components.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Higher cost compared to some other voltage regulators in the market.

Working Principles

L4931CD33-TR is a linear voltage regulator that operates by comparing the output voltage with a reference voltage. It adjusts the resistance between the input and output to maintain a constant output voltage, compensating for changes in the input voltage and load conditions.

Detailed Application Field Plans

L4931CD33-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 to L4931CD33-TR include: - LM1117-3.3 - MCP1700-3302E/TO - TS2937CP-3.3

These alternatives offer similar functionality and can be used as replacements based on specific requirements.

In conclusion, L4931CD33-TR is a voltage regulator that provides stable and regulated output voltage for electronic circuits. Its low dropout voltage, high output current capability, and excellent regulation make it suitable for a wide range of applications. However, its limited output current and higher cost should be considered when selecting a voltage regulator for high-power applications.