SPX3819S-L-2-5/TR

Overview

Product Category: Voltage Regulator

Use: The SPX3819S-L-2-5/TR is a voltage regulator designed to provide a stable output voltage for electronic devices.

Characteristics: - Low dropout voltage - High output accuracy - Low quiescent current - Thermal shutdown protection

Package: SOT-23-5

Essence: The SPX3819S-L-2-5/TR is an essential component in electronic circuits that require a regulated power supply.

Packaging/Quantity: The SPX3819S-L-2-5/TR is typically packaged in reels and available in quantities of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 2.5V
• Dropout Voltage: 200mV @ 150mA
• Quiescent Current: 75µA
• Line Regulation: 0.05%/V
• Load Regulation: 0.1%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SPX3819S-L-2-5/TR has the following pin configuration:

```

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| | --| V IN|-- Input Voltage --| GND |-- Ground --| V OUT|-- Output Voltage |____| ```

Functional Features

• Low dropout voltage allows for efficient regulation even when the input voltage is close to the desired output voltage.
• High output accuracy ensures a stable and precise output voltage.
• Low quiescent current minimizes power consumption when the load is light.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Provides stable output voltage even with low input voltage - High output accuracy ensures reliable performance - Low quiescent current reduces power consumption - Thermal shutdown protection prevents damage from overheating

Disadvantages: - Limited to a fixed output voltage of 2.5V - Dropout voltage may cause some power loss in certain applications

Working Principles

The SPX3819S-L-2-5/TR operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

The SPX3819S-L-2-5/TR is commonly used in various electronic devices that require a regulated power supply, such as: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication devices

Alternative Models

1. SPX3819S-L-3-3/TR: Provides a fixed output voltage of 3.3V.
2. SPX3819S-L-1-8/TR: Provides a fixed output voltage of 1.8V.
3. SPX3819S-L-ADJ/TR: Adjustable output voltage version.

These alternative models offer different fixed or adjustable output voltages to suit specific application requirements.

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