Advanced Linear Devices Inc.
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ALD1103PBL
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ALD1103PBL

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy
Package: TO-220
Essence: Regulates voltage with minimal dropout
Packaging/Quantity: 25 pieces per tube

Specifications

  • Input Voltage Range: 4.5V to 20V
  • Output Voltage Range: 1.2V to 18V
  • Dropout Voltage: 0.6V at 3A
  • Output Current: 3A
  • Line Regulation: 0.02% typical
  • Load Regulation: 0.04% typical
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. Vout (Output Voltage)
  3. GND (Ground)

Functional Features

  • Low dropout voltage
  • High accuracy over line and load variations
  • Thermal shutdown and current limit protection

Advantages

  • Wide input voltage range
  • High output current capability
  • Excellent line and load regulation

Disadvantages

  • Higher dropout voltage compared to some competitors
  • Limited operating temperature range

Working Principles

The ALD1103PBL is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage is close to the output voltage. It achieves this by using a PNP pass transistor to minimize the dropout voltage.

Detailed Application Field Plans

The ALD1103PBL is suitable for various applications requiring a stable and accurate voltage supply, such as: - Power supplies for industrial equipment - Battery-powered devices - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

  • LM1117
  • LT1086
  • ADP3338

Note: The above alternative models are similar in function and performance to the ALD1103PBL.

This information provides a comprehensive overview of the ALD1103PBL, including its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi ALD1103PBL dalam penyelesaian teknikal

  1. What is ALD1103PBL?

    • ALD1103PBL is a low voltage, precision adjustable shunt reference with a typical output voltage of 1.24V.

  2. What are the typical applications of ALD1103PBL?

    • It is commonly used in precision voltage references, current sources, and voltage regulators.

  3. What is the operating voltage range of ALD1103PBL?

    • The operating voltage range is typically from 0.5V to 10V.

  4. What is the temperature stability of ALD1103PBL?

    • It has a typical temperature coefficient of 50ppm/°C.

  5. Can ALD1103PBL be used in battery-powered devices?

    • Yes, it is suitable for use in battery-powered devices due to its low voltage operation.

  6. What is the typical output current capability of ALD1103PBL?

    • It can typically source or sink up to 10mA of current.

  7. Is ALD1103PBL suitable for precision measurement applications?

    • Yes, it is often used in precision measurement equipment due to its low drift and high accuracy.

  8. Does ALD1103PBL require external components for operation?

    • It requires only a minimum number of external components, making it easy to integrate into designs.

  9. What is the package type of ALD1103PBL?

    • It is available in a small outline SOT-23 package, which is suitable for space-constrained applications.

  10. Are there any specific layout considerations when using ALD1103PBL?

    • It is recommended to follow the manufacturer's guidelines for layout and decoupling to ensure optimal performance.