L4931CD33Y

Product Overview

Category

L4931CD33Y 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

L4931CD33Y is available in a TO-252 package.

Essence

The essence of L4931CD33Y lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

L4931CD33Y is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.2V to 20V
• Output Voltage: 3.3V
• 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

L4931CD33Y has three pins:

1. Vin (Pin 1): Input voltage pin.
2. Vout (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output current capability allows it to power a wide range of electronic components.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Thermal shutdown and short-circuit protection safeguard the regulator and connected devices from damage.

Advantages and Disadvantages

Advantages

• Compact size and easy integration into circuit designs.
• Wide input voltage range allows for versatile applications.
• Low dropout voltage minimizes power dissipation.
• Excellent regulation characteristics ensure stable output voltage.

Disadvantages

• Limited output current compared to higher-capacity regulators.
• Higher cost compared to basic linear regulators.

Working Principles

L4931CD33Y is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

L4931CD33Y finds applications in various electronic devices, 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 L4931CD33Y include: - LM1117-3.3 - LT1763-3.3 - MCP1703-3302E/DB

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

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