L4931CPT25-TR

Product Overview

Category

L4931CPT25-TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• Output current up to 250 mA
• Wide input voltage range
• High precision output voltage
• Thermal shutdown and short-circuit protection

Package

L4931CPT25-TR comes in a small package, typically a TO-220 or SOT-223 package.

Essence

The essence of L4931CPT25-TR is to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage: 2.5V
• Output Current: Up to 250mA
• Dropout Voltage: 0.6V (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

L4931CPT25-TR has three pins:

1. Vin (Input): This pin is connected to the input voltage source.
2. Vout (Output): This pin provides the regulated output voltage.
3. GND (Ground): This pin is connected to the ground reference.

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• High precision output voltage provides accurate voltage regulation.
• Thermal shutdown protects the device from overheating.
• Short-circuit protection prevents damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Small package size allows for easy integration into various electronic circuits.
• Wide input voltage range makes it suitable for a wide range of applications.
• High precision output voltage ensures stable and reliable performance.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• Dropout voltage can cause power dissipation and affect efficiency in certain scenarios.

Working Principles

L4931CPT25-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. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

L4931CPT25-TR finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to L4931CPT25-TR are: - LM1117-2.5 - LT1763-2.5 - MCP1702-2.5 - TS2950CT-2.5

These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, L4931CPT25-TR is a voltage regulator with low dropout voltage, high precision output voltage, and thermal shutdown protection. It finds applications in various fields and has alternative models available for consideration.