SPX3819M5-L-5-0/TR

Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOT-23-5

Essence: The SPX3819M5-L-5-0/TR is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and maintain a constant voltage level.

Packaging/Quantity: The SPX3819M5-L-5-0/TR is typically packaged in reels or tubes, containing a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 5.0V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 75µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SPX3819M5-L-5-0/TR has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. NC (No Connection)
5. EN (Enable)

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output voltage accuracy provides a stable and precise voltage level for connected devices.
• Low quiescent current minimizes power consumption when the regulator is idle.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short circuit current limit protects the regulator and connected devices from excessive current flow.

Advantages

• Reliable voltage regulation for various electronic applications.
• Compact SOT-23-5 package allows for space-saving integration.
• Wide input voltage range accommodates different power sources.
• Excellent line and load regulation ensures stable performance under varying conditions.
• Thermal shutdown protection enhances safety and reliability.

Disadvantages

• Limited output current capability may not be suitable for high-power applications.
• The SOT-23-5 package may require additional heat dissipation measures in certain situations.

Working Principles

The SPX3819M5-L-5-0/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 constant output voltage level.

Detailed Application Field Plans

The SPX3819M5-L-5-0/TR finds applications in various fields, including but not limited to: 1. Battery-powered devices 2. Portable electronics 3. Automotive systems 4. Industrial control systems 5. Communication equipment

Detailed and Complete Alternative Models

1. LM1117-5.0: A popular alternative with similar specifications and pin configuration.
2. MCP1700-500: Another alternative offering low dropout voltage and compact package.
3. LP2985-5.0: An alternative with adjustable output voltage and low quiescent current.

These alternative models provide similar functionality and can be considered as substitutes for the SPX3819M5-L-5-0/TR in various applications.

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