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EL7583IREZ-T7
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EL7583IREZ-T7

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Overcurrent protection

Package: SOT-23-5

Essence: The EL7583IREZ-T7 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The EL7583IREZ-T7 is typically sold in reels of 3000 units.

Specifications

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage Range: 1.2V to 5.5V
  • Dropout Voltage: 200mV at 500mA
  • Output Current: Up to 500mA
  • Quiescent Current: 80µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The EL7583IREZ-T7 has the following pin configuration:

  1. GND (Ground)
  2. EN (Enable)
  3. FB (Feedback)
  4. VOUT (Output Voltage)
  5. VIN (Input Voltage)

Functional Features

  • Low Dropout Voltage: The EL7583IREZ-T7 exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
  • High Output Current Capability: With a maximum output current of 500mA, this voltage regulator can handle the power requirements of a wide range of electronic devices.
  • Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, providing flexibility for different applications.
  • Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive heat.
  • Overcurrent Protection: The EL7583IREZ-T7 includes overcurrent protection, safeguarding the circuit from potential damage caused by excessive current flow.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability allows for powering various electronic devices. - Adjustable output voltage provides flexibility for different applications. - Thermal shutdown protection prevents damage due to excessive heat. - Overcurrent protection safeguards the circuit from potential damage.

Disadvantages: - Limited input voltage range (2.5V to 6V). - Quiescent current of 80µA may not be suitable for ultra-low-power applications.

Working Principles

The EL7583IREZ-T7 operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. The feedback pin (FB) is used to adjust the output voltage, while the enable pin (EN) controls the operation of the IC.

When the input voltage (VIN) is within the specified range, the IC regulates the output voltage (VOUT) to the desired level. If the input voltage drops below the minimum required value or exceeds the maximum allowed value, the IC may not function correctly.

Detailed Application Field Plans

The EL7583IREZ-T7 can be used in various applications that require a stable and regulated output voltage. Some potential application fields include:

  1. Battery-powered devices: The voltage regulator can be used to provide a stable power supply for portable electronic devices such as smartphones, tablets, and wearable devices.
  2. Automotive electronics: The IC can be employed in automotive applications to regulate the voltage supplied to various components, ensuring reliable operation.
  3. Industrial control systems: The voltage regulator can be utilized in industrial control systems to maintain a stable voltage for sensors, actuators, and other electronic components.
  4. Communication equipment: The IC can be integrated into communication devices to ensure a consistent power supply for efficient signal processing.

Detailed and Complete Alternative Models

  1. LM1117-3.3: A popular voltage regulator IC with similar characteristics and package options.
  2. LT1763: A high-performance voltage regulator IC with low dropout voltage and adjustable output voltage.
  3. MCP1700: A low quiescent current voltage regulator IC suitable for ultra-low-power applications.

These alternative models offer similar functionality and can be considered as substitutes for the EL7583IREZ-T7 in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací EL7583IREZ-T7 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of EL7583IREZ-T7 in technical solutions:

  1. Question: What is EL7583IREZ-T7?
    Answer: EL7583IREZ-T7 is a specific model of integrated circuit (IC) designed for driving high-power LEDs in various technical applications.

  2. Question: What is the maximum current rating of EL7583IREZ-T7?
    Answer: The maximum current rating of EL7583IREZ-T7 is typically around 3A, making it suitable for driving high-power LEDs.

  3. Question: Can EL7583IREZ-T7 be used for dimming LED lights?
    Answer: Yes, EL7583IREZ-T7 supports PWM (Pulse Width Modulation) dimming, allowing precise control over the brightness of LED lights.

  4. Question: What is the input voltage range for EL7583IREZ-T7?
    Answer: The input voltage range for EL7583IREZ-T7 is typically between 4.5V and 40V, providing flexibility in various power supply configurations.

  5. Question: Does EL7583IREZ-T7 have built-in thermal protection?
    Answer: Yes, EL7583IREZ-T7 incorporates thermal shutdown protection, which helps prevent damage to the IC due to excessive heat.

  6. Question: Can EL7583IREZ-T7 be used in automotive applications?
    Answer: Yes, EL7583IREZ-T7 is suitable for automotive applications as it can withstand the harsh operating conditions typically found in vehicles.

  7. Question: Is EL7583IREZ-T7 compatible with both analog and digital control signals?
    Answer: Yes, EL7583IREZ-T7 can accept both analog and digital control signals, providing versatility in different control systems.

  8. Question: What is the typical efficiency of EL7583IREZ-T7?
    Answer: The typical efficiency of EL7583IREZ-T7 is around 90%, ensuring minimal power loss during LED driving operations.

  9. Question: Can EL7583IREZ-T7 be used for driving multiple LEDs in parallel?
    Answer: Yes, EL7583IREZ-T7 can be configured to drive multiple LEDs in parallel, allowing for higher brightness or larger lighting arrays.

  10. Question: Does EL7583IREZ-T7 require any external components for operation?
    Answer: Yes, EL7583IREZ-T7 requires a few external components such as resistors and capacitors for proper operation and stability.

Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.