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EL7583IR
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EL7583IR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: High Efficiency, Low Dropout Voltage
  • Package: TO-220
  • Essence: Regulates voltage with high efficiency and low dropout voltage.
  • Packaging/Quantity: Comes in a pack of 10 units.

Specifications

  • Input Voltage Range: 2.5V to 18V
  • Output Voltage Range: 1.25V to 16V
  • Output Current: Up to 3A
  • Dropout Voltage: 0.6V at 3A
  • Quiescent Current: 80µA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The EL7583IR has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. VOUT: Output Voltage
  4. ADJ: Adjustable Pin for Output Voltage Regulation
  5. NC: No Connection

Functional Features

  • High efficiency voltage regulation.
  • Low dropout voltage ensures stable output even with small input-output voltage differentials.
  • Adjustable output voltage using the ADJ pin.
  • Overcurrent and thermal protection.
  • Fast transient response.

Advantages

  • High efficiency results in less power dissipation.
  • Low dropout voltage allows for reliable operation even with low input-output voltage differentials.
  • Adjustable output voltage provides flexibility in various applications.
  • Overcurrent and thermal protection ensure device safety.
  • Fast transient response enables quick load regulation.

Disadvantages

  • Limited input voltage range (2.5V to 18V).
  • Non-isolated design may not be suitable for certain applications requiring isolation.

Working Principles

The EL7583IR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from the output, adjusting the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized through the use of a low resistance pass element.

Detailed Application Field Plans

The EL7583IR is commonly used in various applications, including:

  1. Power supplies for microcontrollers and other digital ICs.
  2. Battery-powered devices requiring efficient voltage regulation.
  3. Automotive electronics.
  4. Industrial control systems.
  5. LED lighting applications.

Detailed and Complete Alternative Models

  • LM317: Adjustable Voltage Regulator with Higher Input Voltage Range.
  • LT1084: Low Dropout Voltage Regulator with Higher Output Current Capability.
  • LM1117: Fixed Voltage Regulator with Lower Quiescent Current.

These alternative models offer similar functionality to the EL7583IR but may have different specifications or package options.

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技術ソリューションにおける EL7583IR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of EL7583IR in technical solutions:

  1. Question: What is EL7583IR?
    Answer: EL7583IR is a specific integrated circuit (IC) designed for driving infrared (IR) LEDs in various applications.

  2. Question: What are the typical applications of EL7583IR?
    Answer: EL7583IR is commonly used in applications such as remote controls, security systems, proximity sensors, and IR communication devices.

  3. Question: How does EL7583IR work?
    Answer: EL7583IR provides a constant current source for driving IR LEDs, ensuring consistent and reliable performance.

  4. Question: Can EL7583IR be used with different types of IR LEDs?
    Answer: Yes, EL7583IR can be used with a wide range of IR LEDs, including both low-power and high-power variants.

  5. Question: What is the maximum current that EL7583IR can provide?
    Answer: EL7583IR can provide a maximum current of up to 100mA, making it suitable for driving most IR LEDs.

  6. Question: Does EL7583IR have any built-in protection features?
    Answer: Yes, EL7583IR includes built-in protection features such as thermal shutdown and overcurrent protection to ensure safe operation.

  7. Question: Can EL7583IR operate from a single power supply?
    Answer: Yes, EL7583IR can operate from a single power supply voltage ranging from 2.7V to 5.5V.

  8. Question: Is EL7583IR compatible with microcontrollers or other digital control systems?
    Answer: Yes, EL7583IR can be easily controlled by microcontrollers or other digital control systems using its enable and dimming inputs.

  9. Question: Can EL7583IR be used in battery-powered applications?
    Answer: Yes, EL7583IR's low quiescent current and wide input voltage range make it suitable for battery-powered applications.

  10. Question: Are there any application notes or reference designs available for EL7583IR?
    Answer: Yes, the manufacturer of EL7583IR provides application notes and reference designs that can help users implement the IC effectively in their technical solutions.

Please note that these questions and answers are general and may vary depending on specific requirements and use cases.