SPX2954S-L-3-3/TR

Overview

Product Category

SPX2954S-L-3-3/TR belongs to the category of voltage regulators.

Use

This product is commonly used for regulating voltage in electronic circuits.

Characteristics

• Voltage regulation capability
• Compact size
• Low power consumption
• Wide input voltage range
• High efficiency

Package

The SPX2954S-L-3-3/TR comes in a small surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity

The SPX2954S-L-3-3/TR is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.5V to 30V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• 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

The SPX2954S-L-3-3/TR has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The SPX2954S-L-3-3/TR ensures a stable output voltage of 3.3V regardless of variations in the input voltage.
• Short Circuit Protection: This product incorporates short circuit protection, safeguarding the circuit from damage in case of a short circuit condition.
• Thermal Shutdown: In the event of excessive heat, the SPX2954S-L-3-3/TR automatically shuts down to prevent overheating and potential damage.
• Low Quiescent Current: The low quiescent current of this voltage regulator minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Provides stable and regulated output voltage
• Compact size allows for easy integration into various electronic circuits
• Wide input voltage range accommodates different power supply configurations
• High efficiency results in minimal power loss
• Short circuit protection enhances circuit reliability

Disadvantages

• Limited output current capacity (up to 500mA)
• Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The SPX2954S-L-3-3/TR operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a constant output voltage of 3.3V. This is achieved by controlling the flow of current through a series pass transistor.

Detailed Application Field Plans

The SPX2954S-L-3-3/TR finds application in various electronic systems, including but not limited to: - Battery-powered devices - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1700-3302E/TO: Another voltage regulator offering a 3.3V output with comparable characteristics.
3. AMS1117-3.3: An alternative model known for its low dropout voltage and high accuracy.

These alternative models can be considered based on specific requirements and availability.

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