Littelfuse Inc.
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L4008L6
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L4008L6 Product Overview

Product Category

The L4008L6 belongs to the category of integrated circuits (ICs), specifically within the field of voltage regulators.

Basic Information Overview

  • Use: The L4008L6 is utilized as a voltage regulator to maintain a stable output voltage in various electronic applications.
  • Characteristics: It is known for its high precision, low dropout voltage, and low quiescent current, making it suitable for battery-powered devices.
  • Package: The L4008L6 is available in a small outline transistor (SOT) package, which facilitates easy integration into compact circuit designs.
  • Essence: Its essence lies in providing reliable voltage regulation for sensitive electronic components.
  • Packaging/Quantity: Typically, the L4008L6 is supplied in tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage: 1.8V
  • Output Current: 150mA
  • Dropout Voltage: 200mV at 100mA
  • Quiescent Current: 40µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The L4008L6 features a standard three-pin configuration: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

  • Voltage Regulation: Maintains a stable output voltage despite fluctuations in the input supply.
  • Low Dropout: Operates efficiently even when the input voltage is only slightly higher than the output voltage.
  • Low Quiescent Current: Minimizes power consumption in standby or idle modes.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low dropout voltage enhances efficiency - Minimal power consumption in standby mode

Disadvantages: - Limited output current compared to higher-capacity regulators - Restricted input voltage range

Working Principles

The L4008L6 operates based on the principle of feedback control, where an internal error amplifier compares the actual output voltage to a reference voltage. Any deviation results in adjustments to the internal pass element to maintain the desired output voltage.

Detailed Application Field Plans

The L4008L6 finds extensive use in portable and battery-powered devices such as: - Mobile phones - Portable media players - Handheld gaming consoles - Wearable devices

Detailed and Complete Alternative Models

  1. LDO Voltage Regulators: LM1117, MCP1700, LT1763
  2. Switching Voltage Regulators: LM2575, LM2596, TPS5430

In conclusion, the L4008L6 serves as a reliable voltage regulator with precise control and low power consumption, making it well-suited for various portable electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de L4008L6 en soluciones técnicas

  1. What is the L4008L6 application?

    • The L4008L6 is a high limit aquastat controller used to regulate temperature in hydronic heating systems.

  2. How does the L4008L6 work?

    • The L4008L6 monitors the temperature of the water in the boiler and activates the circulator pump or burner to maintain the desired temperature.

  3. What is the temperature range of the L4008L6?

    • The L4008L6 has an adjustable temperature range typically between 110°F and 240°F.

  4. Can the L4008L6 be used in residential applications?

    • Yes, the L4008L6 is commonly used in residential hydronic heating systems to control the boiler temperature.

  5. Is the L4008L6 compatible with all types of boilers?

    • The L4008L6 is compatible with most gas, oil, and electric boilers used in hydronic heating systems.

  6. What are the wiring requirements for the L4008L6?

    • The L4008L6 requires standard low-voltage wiring and should be installed by a qualified technician following the manufacturer's instructions.

  7. Can the L4008L6 be used in commercial applications?

    • Yes, the L4008L6 can be used in small to medium-sized commercial hydronic heating systems.

  8. Does the L4008L6 require regular maintenance?

    • The L4008L6 should be inspected and tested annually to ensure proper operation and accuracy.

  9. What are the common troubleshooting steps for the L4008L6?

    • Common troubleshooting steps include checking the wiring connections, verifying the setpoint temperature, and testing the sensor for accuracy.

  10. Where can I find the installation and operation manual for the L4008L6?

    • The installation and operation manual for the L4008L6 can be found on the manufacturer's website or obtained from an authorized distributor.