Advanced Linear Devices Inc.
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ALD1108EPCL
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ALD1108EPCL

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy
Package: TO-252, TO-220, SOIC
Essence: Regulates voltage with minimal dropout
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage: 4.5V to 20V
  • Output Voltage: 1.2V to 18V
  • Dropout Voltage: 0.3V at 1A
  • Output Current: 1A
  • Line Regulation: 0.02% typical
  • Load Regulation: 0.04% typical
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

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

Functional Features

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

Advantages

  • Wide input voltage range
  • Low dropout voltage
  • Excellent line and load regulation
  • Compact package options

Disadvantages

  • Limited output current compared to some alternatives
  • Higher quiescent current than some ultra-low-power regulators

Working Principles

The ALD1108EPCL is a linear voltage regulator that maintains a stable output voltage by comparing the reference voltage with the feedback voltage. It adjusts the pass device to ensure the output voltage remains constant despite changes in input voltage and load.

Detailed Application Field Plans

The ALD1108EPCL is suitable for various applications requiring a stable voltage supply, such as battery-powered devices, instrumentation, and consumer electronics. Its low dropout voltage makes it ideal for use in systems with tight voltage margins.

Detailed and Complete Alternative Models

  1. LM1117
  2. LT1763
  3. ADP3339

Note: The above list is not exhaustive and serves as a starting point for alternative models.

This comprehensive entry provides an in-depth understanding of the ALD1108EPCL, covering its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models.

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق ALD1108EPCL في الحلول التقنية

  1. What is ALD1108EPCL?

    • ALD1108EPCL is a precision, ultra-low power, dual P-channel EPAD MOSFET array designed for precision analog applications.

  2. What are the key features of ALD1108EPCL?

    • The key features include low input capacitance, low input and output leakage currents, low on-resistance, and high gain.

  3. What are the typical applications of ALD1108EPCL?

    • Typical applications include precision analog switches, sample-and-hold circuits, operational amplifier gain switching, and battery-powered instrumentation.

  4. What is the operating voltage range of ALD1108EPCL?

    • The operating voltage range is typically ±15V.

  5. What is the maximum continuous drain current of ALD1108EPCL?

    • The maximum continuous drain current is typically 100mA per channel.

  6. What is the input capacitance of ALD1108EPCL?

    • The input capacitance is typically 10pF.

  7. What is the typical on-resistance of ALD1108EPCL?

    • The typical on-resistance is 300 ohms.

  8. Is ALD1108EPCL suitable for battery-powered applications?

    • Yes, ALD1108EPCL is suitable for battery-powered applications due to its ultra-low power consumption.

  9. Can ALD1108EPCL be used in precision measurement equipment?

    • Yes, ALD1108EPCL is well-suited for precision measurement equipment due to its low input and output leakage currents.

  10. Are there any application notes or reference designs available for using ALD1108EPCL in technical solutions?

    • Yes, application notes and reference designs are available from the manufacturer to assist in integrating ALD1108EPCL into various technical solutions.