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L78L33ABUTR
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L78L33ABUTR

Product Overview

Category

The L78L33ABUTR belongs to the category of linear voltage regulators.

Use

It is used to regulate and stabilize the output voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • High output voltage accuracy
  • Thermal shutdown protection
  • Short-circuit current limiting

Package

The L78L33ABUTR comes in a TO-92 package.

Essence

This voltage regulator is essential for maintaining a stable voltage supply in various electronic applications.

Packaging/Quantity

The L78L33ABUTR is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.75V to 20V
  • Output Voltage: 3.3V
  • Maximum Output Current: 100mA
  • Dropout Voltage: 1.7V (typical)
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The L78L33ABUTR has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)

Functional Features

  • Voltage regulation
  • Overcurrent protection
  • Thermal shutdown

Advantages

  • Small form factor
  • Wide input voltage range
  • Reliable voltage regulation

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternatives

Working Principles

The L78L33ABUTR operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The L78L33ABUTR is commonly used in: - Battery-powered devices - Sensor modules - Embedded systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the L78L33ABUTR include: - LM317 - AMS1117 - MCP1700

In conclusion, the L78L33ABUTR is a reliable linear voltage regulator with a wide range of applications in electronic circuits, offering stable voltage regulation and essential protection features.

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技術ソリューションにおける L78L33ABUTR 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。

  1. What is the L78L33ABUTR?

    • The L78L33ABUTR is a positive voltage regulator that provides a fixed 3.3V output voltage.

  2. What is the input voltage range for the L78L33ABUTR?

    • The input voltage range for the L78L33ABUTR is typically between 4.75V and 20V.

  3. What is the maximum output current of the L78L33ABUTR?

    • The maximum output current of the L78L33ABUTR is 100mA.

  4. What are the typical applications of the L78L33ABUTR?

    • The L78L33ABUTR is commonly used in low power applications such as microcontrollers, sensors, and other digital ICs.

  5. Does the L78L33ABUTR require external components for operation?

    • Yes, the L78L33ABUTR requires input and output capacitors for stable operation.

  6. What is the dropout voltage of the L78L33ABUTR?

    • The dropout voltage of the L78L33ABUTR is typically around 1V at full load.

  7. Is the L78L33ABUTR suitable for battery-powered applications?

    • Yes, the L78L33ABUTR's low quiescent current makes it suitable for battery-powered applications.

  8. Can the L78L33ABUTR handle input voltage spikes or transients?

    • The L78L33ABUTR has built-in protection features to handle input voltage spikes and transients within specified limits.

  9. What is the thermal resistance of the L78L33ABUTR?

    • The thermal resistance of the L78L33ABUTR is typically around 50°C/W.

  10. Is the L78L33ABUTR available in different package types?

    • Yes, the L78L33ABUTR is available in various package types including TO-92, SOT-89, and DPAK.