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SPX3819M5-L-1-8/TR
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SPX3819M5-L-1-8/TR

Product Overview

Category

The SPX3819M5-L-1-8/TR belongs to the category of low-dropout voltage regulators.

Use

It is commonly used to provide a stable output voltage for various electronic devices and circuits.

Characteristics

  • Low dropout voltage
  • High output accuracy
  • Low quiescent current
  • Thermal shutdown protection

Package

The SPX3819M5-L-1-8/TR is available in a small SOT-23 package, making it suitable for space-constrained applications.

Essence

This voltage regulator is essential for maintaining a consistent and reliable power supply within electronic systems.

Packaging/Quantity

The SPX3819M5-L-1-8/TR is typically packaged in reels with a quantity varying based on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage: 1.8V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 340mV at 100mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SPX3819M5-L-1-8/TR features a standard 5-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. EN (Enable)

Functional Features

  • Low Dropout Voltage: Ensures efficient regulation even when the input voltage is only slightly higher than the desired output voltage.
  • Thermal Shutdown Protection: Safeguards the device from overheating, enhancing its reliability.
  • High Output Accuracy: Provides precise and stable output voltage, crucial for sensitive electronic components.

Advantages and Disadvantages

Advantages

  • Small form factor
  • Low dropout voltage
  • Excellent line and load regulation

Disadvantages

  • Limited maximum output current compared to other regulators
  • Sensitive to input voltage fluctuations

Working Principles

The SPX3819M5-L-1-8/TR operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output. When the input voltage drops close to the output voltage, the dropout voltage becomes critical, and the regulator adjusts the pass element to ensure a stable output.

Detailed Application Field Plans

The SPX3819M5-L-1-8/TR is well-suited for various applications, including: - Battery-powered devices - Portable electronics - Embedded systems - IoT devices

Detailed and Complete Alternative Models

Some alternative models to the SPX3819M5-L-1-8/TR include: - LM1117 - MCP1700 - AP2112

In conclusion, the SPX3819M5-L-1-8/TR is a versatile low-dropout voltage regulator with excellent performance characteristics, making it an ideal choice for a wide range of electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SPX3819M5-L-1-8/TR i tekniska lösningar

  1. What is the input voltage range for SPX3819M5-L-1-8/TR?
    - The input voltage range for SPX3819M5-L-1-8/TR is 2.5V to 16V.

  2. What is the output voltage of SPX3819M5-L-1-8/TR?
    - The output voltage of SPX3819M5-L-1-8/TR is fixed at 1.8V.

  3. What is the maximum output current of SPX3819M5-L-1-8/TR?
    - The maximum output current of SPX3819M5-L-1-8/TR is 500mA.

  4. Does SPX3819M5-L-1-8/TR require an external capacitor?
    - Yes, SPX3819M5-L-1-8/TR requires an external 10μF capacitor for stability.

  5. Is SPX3819M5-L-1-8/TR suitable for battery-powered applications?
    - Yes, SPX3819M5-L-1-8/TR is suitable for battery-powered applications due to its low quiescent current.

  6. Can SPX3819M5-L-1-8/TR be used in automotive electronics?
    - Yes, SPX3819M5-L-1-8/TR is AEC-Q100 qualified and suitable for automotive electronics.

  7. What is the operating temperature range of SPX3819M5-L-1-8/TR?
    - The operating temperature range of SPX3819M5-L-1-8/TR is -40°C to 125°C.

  8. Does SPX3819M5-L-1-8/TR have built-in thermal shutdown protection?
    - Yes, SPX3819M5-L-1-8/TR has built-in thermal shutdown protection to prevent overheating.

  9. Can SPX3819M5-L-1-8/TR be used in space-constrained designs?
    - Yes, SPX3819M5-L-1-8/TR is available in a small SOT-23 package, making it suitable for space-constrained designs.

  10. Is SPX3819M5-L-1-8/TR RoHS compliant?
    - Yes, SPX3819M5-L-1-8/TR is RoHS compliant, making it environmentally friendly.